Most-cited articles · 2021
The 50 most-cited articles in The Journal of Clinical Endocrinology & Metabolism, 2021
Ranked by OpenAlex citation count on 29 October 2026, out of 763 eligible articles The Journal of Clinical Endocrinology & Metabolism published in 2021. Ranks are frozen; this page will not change. Number one, with 241 citations: Prevalence and Risk Factors of Sarcopenia in Patients With Diabetes: A Meta-analysis.
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The most-cited articles published in The Journal of Clinical Endocrinology & Metabolism in 2021 cluster around several themes, including diabetes and its metabolic complications, thyroid disease, and polycystic ovary syndrome. The top paper, "Prevalence and Risk Factors of Sarcopenia in Patients With Diabetes: A Meta-analysis" by Liyuan Feng, Qianqian Gao, Kaiyan Hu and colleagues, received 241 citations. Other highly cited works address thyroid immune-related adverse events following immune checkpoint inhibitor treatment and the health care-related economic burden of polycystic ovary syndrome in the United States.
Readers can use this ranked list to identify the articles that drew the most attention in the literature that year, as measured by OpenAlex citation counts among 763 eligible articles. The titles and abstracts indicate the range of topics and study designs represented, from meta-analyses and cohort studies to reviews and guideline assessments.
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- 1top 0.2%
Prevalence and Risk Factors of Sarcopenia in Patients With Diabetes: A Meta-analysis
Liyuan Feng, Qianqian Gao, Kaiyan Hu, Mei Wu, Zhe Wang and 4 more
241 citationsOpen accessdoi:10.1210/clinem/dgab884OpenAlex
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CONTEXT: The prevalence of sarcopenia in patients with diabetes is 3 times higher than that in patients without diabetes and is associated with a poor prognosis. OBJECTIVE: To investigate the global pooled prevalence and risk factors of sarcopenia in patients with diabetes. DATA SOURCES: Relevant studies published until November 30, 2020, were identified from the PubMed, Embase, Web of Science, WanFang, CNKI, VIP, and CBM databases. STUDY SELECTION: Participants with age ≥ 18 years with clinically diagnosed diabetes. Sex and diabetes type were not restricted. DATA EXTRACTION: The data were extracted by 2 reviewers independently using a standard data collection form. DATA SYNTHESIS: The pooled prevalence of sarcopenia in patients with diabetes was 18% (95% CI, 16-20); subgroup analysis showed that sarcopenia was more prevalent in males than in females, as well as being more prevalent in Asia than in South America and Oceania. Age (odds ratio [OR], 1.10), glycated hemoglobin (HbA1c) (OR = 1.16), visceral fat area (VFA) (OR = 1.03), diabetic nephropathy (OR = 2.54), duration of…
- 2top 0.3%
Thyroid Immune-related Adverse Events Following Immune Checkpoint Inhibitor Treatment
Christopher Alan Muir, Roderick John Clifton-Bligh, Georgina Venetia Long, Richard A. Scolyer, Serigne Lo and 3 more
213 citationsdoi:10.1210/clinem/dgab263OpenAlex
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CONTEXT: Thyroid dysfunction occurs commonly following immune checkpoint inhibition. The etiology of thyroid immune-related adverse events (irAEs) remains unclear and clinical presentation can be variable. OBJECTIVE: This study sought to define thyroid irAEs following immune checkpoint inhibitor (ICI) treatment and describe their clinical and biochemical associations. METHODS: We performed a retrospective cohort study of thyroid dysfunction in patients with melanoma undergoing cytotoxic T-lymphocyte antigen-4 (CTLA-4) and/or programmed cell death protein-1 (PD-1) based ICI treatment from November 1, 2009, to December 31, 2019. Thyroid function was measured at baseline and at regular intervals following the start of ICI treatment. Clinical and biochemical features were evaluated for associations with ICI-associated thyroid irAEs. The prevalence of thyroid autoantibodies and the effect of thyroid irAEs on survival were analyzed. RESULTS: A total of 1246 patients were included with a median follow-up of 11.3 months. Five hundred and eighteen (42%) patients developed an ICI-associated…
- 3top 0.4%
Health Care-Related Economic Burden of Polycystic Ovary Syndrome in the United States: Pregnancy-Related and Long-Term Health Consequences
Carrie K. Riestenberg, Anika Jagasia, Daniela Markovic, Richard P. Buyalos, Ricardo Azziz
210 citationsdoi:10.1210/clinem/dgab613OpenAlex
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CONTEXT: Polycystic ovary syndrome (PCOS) is the most common endocrine disorder of reproductive-aged women, affecting approximately 5% to 20% of women of reproductive age. The economic burden of PCOS was previously estimated at approximately $3.7 billion annually in 2020 USD when considering only the costs of the initial diagnosis and of reproductive endocrine morbidities, without considering the costs of pregnancy-related and long-term morbidities. OBJECTIVE: This study aimed to estimate the excess prevalence and economic burden of pregnancy-related and long-term health morbidities attributable to PCOS. METHODS: PubMed, EmBase, and Cochrane Library were searched, and studies were selected in which the diagnosis of PCOS was consistent with the Rotterdam, National Institutes of Health, or Androgen Excess and PCOS Society criteria, or that used electronic medical record diagnosis codes, or diagnosis based on histopathologic sampling. Studies that included an outcome of interest and a control group of non-PCOS patients who were matched or controlled for body mass index were included.…
- 4top 0.6%
Approach to the Patient With Adrenal Incidentaloma
Irina Bancos, Alessandro Prete
201 citationsOpen accessdoi:10.1210/clinem/dgab512OpenAlex
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Adrenal tumors are commonly discovered incidentally on cross-sectional abdominal imaging performed for reasons other than adrenal mass. Incidence of adrenal tumors increased 10-fold in the past 2 decades, with most diagnosed in older adults. In any patient with a newly discovered adrenal mass, determining whether the adrenal mass is malignant and whether it is hormonally active is equally important to guide the best management. Malignancy is diagnosed in 5% to 8% of patients with adrenal tumors, with a higher risk in young patients, if history of extra-adrenal malignancy, in those with large adrenal tumors with indeterminate imaging characteristics, and in bilateral adrenal tumors. Although overt hormone excess is uncommon in adrenal incidentalomas, mild autonomous cortisol secretion can be diagnosed in up to 30% to 50% of patients. Because autonomous cortisol secretion is associated with increased cardiovascular morbidity and metabolic abnormalities, all patients with adrenal incidentalomas require work up with dexamethasone suppression test. Management of adrenal tumors varies…
- 5top 0.7%
Three Cases of Subacute Thyroiditis Following SARS-CoV-2 Vaccine: Postvaccination ASIA Syndrome
Burçin Gönül İremli, Süleyman Nahit Şendur, Uğur Ünlütürk
187 citationsOpen accessdoi:10.1210/clinem/dgab373OpenAlex
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CONTEXT: Autoimmune/inflammatory syndrome induced by adjuvants (ASIA syndrome) can be seen as a postvaccination phenomenon that occurs after exposure to adjuvants in vaccines that increase the immune responses. There are very limited data regarding ASIA syndrome following severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) vaccines. OBJECTIVES: This work aims to report cases of subacute thyroiditis related to the SARS-CoV-2 vaccine. METHODS: We describe the clinical, laboratory, and imaging features of 3 cases of subacute thyroiditis after inactivated SARS-CoV-2 vaccine (CoronaVac®). Three female healthcare workers have applied to our clinic with anterior neck pain and fatigue 4 to 7 days after SARS-CoV-2 vaccination. Two of them were in the breastfeeding period. They were negative for thyroid antibodies, and there was no previous history of thyroid disease, upper respiratory tract infection, or COVID-19. Laboratory test results and imaging findings were consistent with subacute thyroiditis. RESULTS: SARS-CoV-2 vaccination can lead to subacute thyroiditis as a phenomenon of…
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Association of MAFLD With Diabetes, Chronic Kidney Disease, and Cardiovascular Disease: A 4.6-Year Cohort Study in China
Yebei Liang, Hongli Chen, Yuexing Liu, Xuhong Hou, Li Wei and 5 more
182 citationsOpen access (CC-BY-NC-ND)doi:10.1210/clinem/dgab641OpenAlex
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CONTEXT: In 2020, the terminology of metabolic dysfunction-associated fatty liver disease (MAFLD) was proposed to replace nonalcoholic fatty liver disease (NAFLD). OBJECTIVES: This work aimed to investigate the prevalence and incidence of MAFLD and evaluate its effects on incident extrahepatic diseases. METHODS: A total of 6873 individuals, with a 4.6-year follow-up, were included in this study. Associations of MAFLD and NAFLD with diabetes, chronic kidney disease (CKD), and cardiovascular disease (CVD) were examined using logistic regression and Cox proportional hazards models. RESULTS: The prevalence of NAFLD and MAFLD was 40.3% (95% CI, 39.2%-41.5%) and 46.7% (95% CI, 45.6%-47.9%), respectively. Additionally, 321 (4.7%) and 156 (2.3%) participants had MAFLD with excessive alcohol consumption and hepatitis B virus (HBV) infection. During the follow-up period, the incidence of NAFLD and MAFLD was 22.7% (95% CI, 21.3%-24.0%) and 27.0% (95% CI, 25.5%-28.4%). MAFLD was associated with higher risks of incident diabetes (risk ratio [RR] 2.08; 95% CI, 1.72-2.52), CKD (RR 1.64; 95% CI,…
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Association Between Midlife Obesity and Its Metabolic Consequences, Cerebrovascular Disease, and Cognitive Decline
Filip Morys, Mahsa Dadar, Alain Dagher
168 citationsOpen access (CC-BY-ND)doi:10.1210/clinem/dgab135OpenAlex
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CONTEXT: Chronic obesity is associated with several complications, including cognitive impairment and dementia. However, we have only piecemeal knowledge of the mechanisms linking obesity to central nervous system damage. Among candidate mechanisms are other elements of obesity-associated metabolic syndrome, such as hypertension, dyslipidemia, and diabetes, but also systemic inflammation. While there have been several neuroimaging studies linking adiposity to changes in brain morphometry, a comprehensive investigation of the relationship has so far not been done. OBJECTIVE: To identify links between adiposity and cognitive dysfunction. METHODS: This observational cohort study (UK Biobank), with an 8-year follow-up, included more than 20 000 participants from the general community, with a mean age of 63 years. Only participants with data available on both baseline and follow-up timepoints were included. The main outcome measures were cognitive performance and mediator variables: hypertension, diabetes, systemic inflammation, dyslipidemia, gray matter measures, and cerebrovascular…
- 8top 1.1%
The Emerging Role of Glucagon-like Peptide-1 Receptor Agonists for the Management of NAFLD
Chandani Patel Chavez, Kenneth J. Cusi, Sushma Kadiyala
163 citationsOpen access (CC-BY-NC-ND)doi:10.1210/clinem/dgab578OpenAlex
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CONTEXT: The burden of cirrhosis from nonalcoholic fatty liver disease (NAFLD) is reaching epidemic proportions in the United States. This calls for greater awareness among endocrinologists, who often see but may miss the diagnosis in adults with obesity or type 2 diabetes mellitus (T2D) who are at the highest risk. At the same time, recent studies suggest that glucagon-like peptide-1 receptor agonists (GLP-1RAs) are beneficial vs nonalcoholic steatohepatitis (NASH) in this population. This minireview aims to assist endocrinologists to recognize the condition and recent work on the role of GLP-1RAs in NAFLD/NASH. EVIDENCE ACQUISITION: Evidence from observational studies, randomized controlled trials, and meta-analyses. EVIDENCE SYNTHESIS: Endocrinologists should lead multidisciplinary teams to implement recent consensus statements on NAFLD that call for screening and treatment of clinically significant fibrosis to prevent cirrhosis, especially in the high-risk groups (ie, people with obesity, prediabetes, or T2D). With no US Food and Drug Administration (FDA)-approved agents, weight…
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The Integration of Sex and Gender Considerations Into Biomedical Research: Lessons From International Funding Agencies
Jamie White, Cara Tannenbaum, Ineke I Klinge, Londa L. Schiebinger, Janine A. Clayton
163 citationsOpen access (CC-BY)doi:10.1210/clinem/dgab434OpenAlex
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To improve the outcomes of research and medicine, government-based international research funding agencies have implemented various types of policies and mechanisms with respect to sex as a biological variable and gender as a sociocultural factor. After the 1990s, the US National Institutes of Health (NIH), the Canadian Institutes of Health Research (CIHR), and the European Commission (EC) began requesting that applicants address sex and gender considerations in grant proposals, and offering resources to help the scientific community integrate sex and gender into biomedical research. Although it is too early to analyze data on the success of all of the policies and mechanisms implemented, here we review the use both of carrots (incentives) and sticks (requirements) developed to motivate researchers and the entire scientific research enterprise to consider sex and gender influences on health and in science. The NIH focused on sex as a biological variable (SABV) aligned with an initiative to enhance reproducibility through rigor and transparency; CIHR instituted a sex- and…
- 10top 1.4%
Hypophysitis, the Growing Spectrum of a Rare Pituitary Disease
Fabienne Langlois, Elena V Varlamov, Maria Fleseriu
154 citationsOpen access (CC-BY-NC-ND)doi:10.1210/clinem/dgab672OpenAlex
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Hypophysitis is defined as inflammation of the pituitary gland that is primary or secondary to a local or systemic process. Differential diagnosis is broad (including primary tumors, metastases, and lympho-proliferative diseases) and multifaceted. Patients with hypophysitis typically present with headaches, some degree of anterior and/or posterior pituitary dysfunction, and enlargement of pituitary gland and/or stalk, as determined by imaging. Most hypophysitis causes are autoimmune, but other etiologies include inflammation secondary to sellar tumors or cysts, systemic diseases, and infection or drug-induced causes. Novel pathologies such as immunoglobulin G4-related hypophysitis, immunotherapy-induced hypophysitis, and paraneoplastic pituitary-directed autoimmunity are also included in a growing spectrum of this rare pituitary disease. Typical magnetic resonance imaging reveals stalk thickening and homogenous enlargement of the pituitary gland; however, imaging is not always specific. Diagnosis can be challenging, and ultimately, only a pituitary biopsy can confirm hypophysitis…
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Women With Polycystic Ovary Syndrome Have an Increased Risk of Major Cardiovascular Events: a Population Study
Thomas R. Berni, Christopher Ll. Morgan, Aled Rees
144 citationsOpen access (CC-BY-NC-ND)doi:10.1210/clinem/dgab392OpenAlex
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CONTEXT: The effects of polycystic ovary syndrome (PCOS) on cardiovascular morbidity and mortality are unclear. OBJECTIVE: This work aims to establish the relative risk of myocardial infarction (MI), stroke, angina, revascularization, and cardiovascular mortality for women with PCOS. METHODS: Data were extracted from the Clinical Practice Research Datalink Aurum database. Patients with PCOS were matched to controls (1:1) by age, body mass index (BMI) category, and primary care practice. The primary outcome was the time to major adverse cardiovascular event (MACE); a composite end point incorporating MI, stroke, angina, revascularization and cardiovascular mortality. Secondary outcomes were the individual MACE end points. RESULTS: Of 219 034 individuals with a diagnosis of PCOS, 174 660 (79.7%) met the eligibility criteria and were matched. Crude rates of the composite end point, MI, stroke, angina, revascularization, and cardiovascular mortality were respectively 82.7, 22.7, 27.4, 32.8, 10.5, and 6.97 per 100 000 patient-years for cases, and 64.3, 15.9, 25.7, 19.8, 7.13, and 7.75…
- 12top 1.6%
Long-Term Weight Loss Strategies for Obesity
Karim G. Kheniser, David R. Saxon, Sangeeta Kashyap
139 citationsOpen accessdoi:10.1210/clinem/dgab091OpenAlex
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CONTEXT: Obesity is a chronic disease that is difficult to manage without holistic therapy. The therapeutic armamentarium for obesity primarily consists of 4 forms of therapy: lifestyle modification (ie, diet and exercise), cognitive behavioral therapy, pharmacotherapy, and bariatric surgery. EVIDENCE ACQUISITION: Evidence was consolidated from randomized controlled trials, observational studies, and meta-analyses. EVIDENCE SYNTHESIS: After 2 years, lifestyle interventions can facilitate weight loss that equates to ~5%. Even though lifestyle interventions are plagued by weight regain, they can have substantial effects on type 2 diabetes and cardiovascular disease risk. Although 10-year percentage excess weight loss can surpass 50% after bariatric surgery, weight regain is likely. To mitigate weight regain, instituting a multifactorial maintenance program is imperative. Such a program can integrate diet, exercise, and pharmacotherapy. Moreover, behavioral therapy can complement a maintenance program well. CONCLUSIONS: Obesity is best managed by a multidisciplinary clinical team that…
- 13top 1.8%
Osteonecrosis of the Jaw and Antiresorptive Agents in Benign and Malignant Diseases: A Critical Review Organized by the ECTS
Athanasios D. Anastasilakis, Jessica Pepe, Nicola Napoli, Andrea Palermo, Christos Magopoulos and 3 more
138 citationsOpen access (CC-BY-NC-ND)doi:10.1210/clinem/dgab888OpenAlex
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CONTEXT: Antiresorptive therapy significantly reduces fracture risk in patients with benign bone disease and skeletal-related events (SREs) in patients with bone metastases (BM). Osteonecrosis of the jaw (ONJ) is a rare but severe condition manifested as necrotic bone lesion or lesions of the jaws. ONJ has been linked to the use of potent antiresorptive agents, termed medication-related ONJ (MRONJ). OBJECTIVE: We aimed to identify the differences various aspects of MRONJ among distinct patient categories and provide recommendations on how to mitigate the risk and optimally manage MRONJ in each of them. METHODS: A working group of the European Calcified Tissue Society (ECTS) and 2 experts performed an updated detailed review of existing literature on MRONJ incidence, characteristics, and treatment applied in bone diseases with variable severity of skeletal insult, ranging from osteoporosis to prevention of cancer treatment-induced bone loss and SREs in cancer patients with BM. RESULTS: The risk for MRONJ is much higher in patients with advanced malignancies compared to those with…
- 14top 1.9%
The Association of Gut Microbiota With Osteoporosis Is Mediated by Amino Acid Metabolism: Multiomics in a Large Cohort
Chu-wen Ling, Zelei Miao, Mianli Xiao, Hongwei Zhou, Zengliang Jiang and 15 more
138 citationsOpen accessdoi:10.1210/clinem/dgab492OpenAlex
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CONTEXT: Several small studies have suggested that the gut microbiome might influence osteoporosis, but there is little evidence from human metabolomics studies to explain this association. OBJECTIVE: This study examined the association of gut microbiome dysbiosis with osteoporosis and explored the potential pathways through which this association occurs using fecal and serum metabolomics. METHODS: We analyzed the composition of the gut microbiota by 16S rRNA profiling and bone mineral density using dual-energy X-ray absorptiometry in 1776 community-based adults. Targeted metabolomics in feces (15 categories) and serum (12 categories) were further analyzed in 971 participants using ultra-high-performance liquid chromatography coupled to tandem mass spectrometry. RESULTS: This study showed that osteoporosis was related to the beta diversity, taxonomy, and functional composition of the gut microbiota. The relative abundance of Actinobacillus, Blautia, Oscillospira, Bacteroides, and Phascolarctobacterium was positively associated with osteoporosis. However, Veillonellaceae other,…
- 15top 2%
Prognostic and Therapeutic Role of Vitamin D in COVID-19: Systematic Review and Meta-analysis
Harsha Anuruddhika Dissanayake, Nipun Lakshitha de Silva, Manilka Sumanatilleke, Sawanawadu Dilantha Neomal de Silva, Kavinga Kalhari Kobawaka Gamage and 5 more
129 citationsOpen accessdoi:10.1210/clinem/dgab892OpenAlex
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PURPOSE: Vitamin D deficiency/insufficiency may increase the susceptibility to coronavirus disease 2019 (COVID-19). We aimed to determine the association between vitamin D deficiency/insufficiency and susceptibility to COVID-19, its severity, mortality, and role of vitamin D in its treatment. METHODS: We searched CINAHL, Cochrane library, EMBASE, PubMED, Scopus, and Web of Science up to May 30, 2021, for observational studies on association between vitamin D deficiency/insufficiency and susceptibility to COVID-19, severe disease, and death among adults, and, randomized controlled trials (RCTs) comparing vitamin D treatment against standard care or placebo, in improving severity or mortality among adults with COVID-19. Risk of bias was assessed using Newcastle-Ottawa scale for observational studies and AUB-KQ1 Cochrane tool for RCTs. Study-level data were analyzed using RevMan 5.3 and R (v4.1.0). Heterogeneity was determined by I2 and sources were explored through prespecified sensitivity analyses, subgroup analyses, and meta-regressions. RESULTS: Of 1877 search results, 76 studies…
- 16top 2.1%
Causes and Consequences of Polycystic Ovary Syndrome: Insights From Mendelian Randomization
Tiantian Zhu, Mark O. Goodarzi
126 citationsOpen accessdoi:10.1210/clinem/dgab757OpenAlex
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CONTEXT: Although polycystic ovary syndrome (PCOS) is the most common endocrinopathy affecting women of reproductive age, risk factors that may cause the syndrome are poorly understood. Based on epidemiologic studies, PCOS is thought to cause several adverse outcomes such as cardiovascular disease; however, the common presence of comorbidities such as obesity may be responsible for such associations, rather than PCOS in and of itself. To overcome the limitations of observational studies, investigators have employed Mendelian randomization (MR), which uses genetic variants to interrogate causality between exposures and outcomes. EVIDENCE ACQUISITION: To clarify causes and consequences of PCOS, this review will describe MR studies involving PCOS, both as an exposure and as an outcome. The literature was searched using the terms "Mendelian randomization," "polycystic ovary syndrome," "polycystic ovarian syndrome," and "PCOS" (to May 2021). EVIDENCE SYNTHESIS: MR studies have suggested that obesity, testosterone levels, fasting insulin, serum sex hormone-binding globulin concentrations,…
- 17top 2.3%
Genetic Support of A Causal Relationship Between Iron Status and Type 2 Diabetes: A Mendelian Randomization Study
Xinhui Wang, Xuexian Fang, Wanru Zheng, Jiahui Zhou, Zijun Song and 3 more
125 citationsOpen access (CC-BY-NC-ND)doi:10.1210/clinem/dgab454OpenAlex
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CONTEXT: Iron overload is a known risk factor for type 2 diabetes (T2D); however, iron overload and iron deficiency have both been associated with metabolic disorders in observational studies. OBJECTIVE: Using mendelian randomization (MR), we assessed how genetically predicted systemic iron status affected T2D risk. METHODS: A 2-sample MR analysis was used to obtain a causal estimate. We selected genetic variants strongly associated (P < 5 × 10-8) with 4 biomarkers of systemic iron status from a study involving 48 972 individuals performed by the Genetics of Iron Status consortium and applied these biomarkers to the T2D case-control study (74 124 cases and 824 006 controls) performed by the Diabetes Genetics Replication and Meta-analysis consortium. The simple median, weighted median, MR-Egger, MR analysis using mixture-model, weighted allele scores, and MR based on a Bayesian model averaging approaches were used for the sensitivity analysis. RESULTS: Genetically instrumented serum iron (odds ratio [OR]: 1.07; 95% CI, 1.02-1.12), ferritin (OR: 1.19; 95% CI, 1.08-1.32), and…
- 18top 2.4%
Clinical Practice Guidelines on the Diagnosis and Management of Polycystic Ovary Syndrome: A Systematic Review and Quality Assessment Study
Bassel H. Al Wattar, Maria Fisher, Laura Bevington, Vikram Sinai Talaulikar, Melanie C. Davies and 2 more
125 citationsOpen access (CC-BY)doi:10.1210/clinem/dgab232OpenAlex
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CONTEXT: Clinical practice guidelines (CPGs) are key instruments to implement the practice of evidence-based medicine. We aimed to evaluate the methodological quality and variations in CPGs recommendations on the diagnosis and management of polycystic ovary syndrome (PCOS). EVIDENCE ACQUISITION: We searched MEDLINE, EMBASE, and CENTRAL until December 2020 for all evidence-based CPGs and consensus statements on PCOS. We extracted data in duplicate to map clinical recommendations across prespecified disease domains and assessed CPGs methodological quality of using the Appraisal of Guidelines, Research & Evaluation II tool. EVIDENCE SYNTHESIS: We included 13 PCOS CPGs published between 2007 and 2018. CPGs recommendations were mostly focused on screening for and managing metabolic disease (12/13, 92%), followed by cardiovascular risk assessment (10/13, 77%). Mental health (8/13, 62%) and diagnosis in adolescents (7/13, 54%) were the least reported domains. Most CPGs had a high quality for scope and purpose description (12/13, 92%) while stakeholder's involvement and applicability of…
- 19top 2.5%
Investigation of Mechanical, Material, and Compositional Determinants of Human Trabecular Bone Quality in Type 2 Diabetes
Praveer Sihota, Ram Naresh Yadav, Ruban Dhaliwal, Jagadeesh Chandra Bose, Vandana Dhiman and 9 more
119 citationsOpen accessdoi:10.1210/clinem/dgab027OpenAlex
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CONTEXT: Increased bone fragility and reduced energy absorption to fracture associated with type 2 diabetes (T2D) cannot be explained by bone mineral density alone. This study, for the first time, reports on alterations in bone tissue's material properties obtained from individuals with diabetes and known fragility fracture status. OBJECTIVE: To investigate the role of T2D in altering biomechanical, microstructural, and compositional properties of bone in individuals with fragility fracture. METHODS: Femoral head bone tissue specimens were collected from patients who underwent replacement surgery for fragility hip fracture. Trabecular bone quality parameters were compared in samples of 2 groups, nondiabetic (n = 40) and diabetic (n = 30), with a mean duration of disease 7.5 ± 2.8 years. RESULTS: No significant difference was observed in aBMD between the groups. Bone volume fraction (BV/TV) was lower in the diabetic group due to fewer and thinner trabeculae. The apparent-level toughness and postyield energy were lower in those with diabetes. Tissue-level (nanoindentation) modulus and…
- 20top 2.7%
Reduced Sensitivity to Thyroid Hormone Is Associated with Diabetes and Hypertension
Ladan Mehran, Negar Delbari, Atieh Amouzegar, Mitra Hasheminia, Maryam Tohidi and 1 more
116 citationsOpen accessdoi:10.1210/clinem/dgab646OpenAlex
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CONTEXT: Recently, reduced sensitivity to thyroid hormone as a more common finding in the general population and its possible association with metabolic parameters has been the focus of attention. OBJECTIVE: The objective was to evaluate the cross-sectional association of thyroid hormone sensitivity with diabetes, metabolic syndrome (MetS), and its components. METHODS: The study included a Tehranian representative sample of 5124 subjects aged ≥20 years participating in the Tehran Thyroid Study (2008-2011). Body weight, waist circumference, and blood pressure (BP) were measured, and serum concentrations of lipids and lipoproteins, fasting blood glucose, insulin, free thyroxine (fT4), and thyrotropin (TSH) were assayed. Thyroid hormone resistance was calculated by the Thyroid Feedback Quantile-based Index (TFQI) and Iranian-referenced Parametric TFQI (PTFQI) and compared with 2 other indices: Thyrotroph T4 Resistance Index (TT4RI) and TSH Index. RESULTS: TFQI was significantly associated with high BP MetS criterion (OR = 1.14, 95% CI: 1.06, 1.23) and diabetes mellitus (OR = 1.16, 95%…
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The Role of HIF1α-PFKFB3 Pathway in Diabetic Retinopathy
Jie Min, Tianshu Zeng, Margaretha Roux, David Lazar, Lulu Chen and 1 more
115 citationsOpen access (CC-BY-NC-ND)doi:10.1210/clinem/dgab362OpenAlex
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Diabetic retinopathy (DR) is the leading cause of blindness for adults in developed countries. Both microvasculopathy and neurodegeneration are implicated in mechanisms of DR development, with neuronal impairment preceding microvascular abnormalities, which is often underappreciated in the clinic. Most current therapeutic strategies, including anti-vascular endothelial growth factor (anti-VEGF)-antibodies, aim at treating the advanced stages (diabetic macular edema and proliferative diabetic retinopathy) and fail to target the neuronal deterioration. Hence, new therapeutic approach(es) intended to address both vascular and neuronal impairment are urgently needed. The hypoxia-inducible factor 1α (HIF1α)-6-phosphofructo-2-kinase/fructose-2,6-bisphosphatase 3 (PFKFB3) pathway is critically implicated in the islet pathology of diabetes. Recent evidence highlighted the pathway relevance for pathologic angiogenesis and neurodegeneration, two key aspects in DR. PFKFB3 is key to the sprouting angiogenesis, along with VEGF, by determining the endothelial tip-cell competition. Also,…
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Effects of Tirzepatide, a Dual GIP and GLP-1 RA, on Lipid and Metabolite Profiles in Subjects With Type 2 Diabetes
Valentina Pirro, Kenneth D. W. Roth, Yanzhu Lin, Jill A. Willency, Paul L. Milligan and 5 more
113 citationsdoi:10.1210/clinem/dgab722OpenAlex
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CONTEXT: Tirzepatide substantially reduced hemoglobin A1c (HbA1c) and body weight in subjects with type 2 diabetes (T2D) compared with the glucagon-like peptide 1 receptor agonist dulaglutide. Improved glycemic control was associated with lower circulating triglycerides and lipoprotein markers and improved markers of beta-cell function and insulin resistance (IR), effects only partially attributable to weight loss. OBJECTIVE: Assess plasma metabolome changes mediated by tirzepatide. DESIGN: Phase 2b trial participants were randomly assigned to receive weekly subcutaneous tirzepatide, dulaglutide, or placebo for 26 weeks. Post hoc exploratory metabolomics and lipidomics analyses were performed. SETTING: Post hoc analysis. PARTICIPANTS: 259 subjects with T2D. INTERVENTION(S): Tirzepatide (1, 5, 10, 15 mg), dulaglutide (1.5 mg), or placebo. MAIN OUTCOME MEASURE(S): Changes in metabolite levels in response to tirzepatide were assessed against baseline levels, dulaglutide, and placebo using multiplicity correction. RESULTS: At 26 weeks, a higher dose tirzepatide modulated a cluster of…
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Relationship Between Insulin Sensitivity and Menstrual Cycle Is Modified by BMI, Fitness, and Physical Activity in NHANES
Kirstin A. MacGregor, Iain J. Gallagher, Colin N. Moran
113 citationsOpen access (CC-BY-NC-ND)doi:10.1210/clinem/dgab415OpenAlex
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CONTEXT: There is evidence demonstrating variation in insulin sensitivity across the menstrual cycle. However, to date, research has yielded inconsistent results. OBJECTIVE: This study investigated variation in insulin sensitivity across the menstrual cycle and associations with body mass index (BMI), physical activity, and cardiorespiratory fitness (CRF). METHODS: Data from 1906 premenopausal women in NHANES cycles 1999 to 2006 were analyzed. Menstrual cycle day was assessed using questionnaire responses recording days since last period. Rhythmic variation of plasma glucose, triglycerides, and insulin, homeostatic model of insulin resistance (HOMA-IR), and adipose tissue insulin resistance index (ADIPO-IR) across the menstrual cycle were analyzed using cosinor rhythmometry. Participants were assigned low or high categories of BMI, physical activity, and CRF, and category membership included in cosinor models as covariates. RESULTS: Rhythmicity was demonstrated by a significant cosine fit for glucose (P = .014) but not triglycerides (P = .369), insulin (P = .470), HOMA-IR (P =…
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Dysnatremia is a Predictor for Morbidity and Mortality in Hospitalized Patients with COVID-19
Ploutarchos Tzoulis, Julian A. Waung, Emmanouil Bagkeris, Ziad Hussein, Aiyappa Biddanda and 14 more
113 citationsOpen access (CC-BY)doi:10.1210/clinem/dgab107OpenAlex
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CONTEXT: Dysnatremia is an independent predictor of mortality in patients with bacterial pneumonia. There is paucity of data about the incidence and prognostic impact of abnormal sodium concentration in patients with coronavirus disease 2019 (COVID-19). OBJECTIVE: This work aimed to examine the association of serum sodium during hospitalization with key clinical outcomes, including mortality, need for advanced respiratory support and acute kidney injury (AKI), and to explore the role of serum sodium as a marker of inflammatory response in COVID-19. METHODS: This retrospective longitudinal cohort study, including all adult patients who presented with COVID-19 to 2 hospitals in London over an 8-week period, evaluated the association of dysnatremia (serum sodium < 135 or > 145 mmol/L, hyponatremia, and hypernatremia, respectively) at several time points with inpatient mortality, need for advanced ventilatory support, and AKI. RESULTS: The study included 488 patients (median age, 68 years). At presentation, 24.6% of patients were hyponatremic, mainly due to hypovolemia, and 5.3%…
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Relationship Between Time in Range, Glycemic Variability, HbA1c, and Complications in Adults With Type 1 Diabetes Mellitus
Anass El Malahi, Michiel Van Elsen, Sara Charleer, Eveline Lia Dirinck, Kristien J. Ledeganck and 9 more
112 citationsOpen accessdoi:10.1210/clinem/dgab688OpenAlex
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PURPOSE: Real-time continuous glucose monitoring (RT-CGM) provides information on glycemic variability (GV), time in range (TIR), and guidance to avoid hypoglycemia, thereby complimenting HbA1c for diabetes management. We investigated whether GV and TIR were independently associated with chronic and acute diabetes complications. METHODS: Between September 2014 and January 2017, 515 subjects with type 1 diabetes using sensor-augmented pump therapy were followed for 24 months. The link between baseline HbA1c and CGM-derived glucometrics (TIR [70-180 mg/dL], coefficient of variation [CV], and SD) obtained from the first 2 weeks of RT-CGM use and the presence of complications was investigated. Complications were defined as: composite microvascular complications (presence of neuropathy, retinopathy, or nephropathy), macrovascular complications, and hospitalization for hypoglycemia and/or ketoacidosis. RESULTS: Individuals with microvascular complications were older (P < 0.001), had a longer diabetes duration (P < 0.001), a higher HbA1c (7.8 ± 0.9 vs 7.5 ± 0.9%, P < 0.001), and spent less…
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New Horizons. A New Paradigm for Treating to Target with Second-Generation Obesity Medications
William Timothy Garvey
110 citationsOpen access (CC-BY-NC-ND)doi:10.1210/clinem/dgab848OpenAlex
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In treating obesity as a chronic disease, the essential goal of weight loss therapy is not the quantity of weight loss as an end unto itself but rather the prevention and treatment of complications to enhance health and mitigate morbidity and mortality. This perspective on obesity care is consistent with the complications-centric American Association of Clinical Endocrinology (AACE) obesity guidelines and the diagnostic term of adiposity-based chronic disease (ABCD). Many complications require 10% to 20% weight loss to achieve therapeutic goals; however, existing obesity medications fail to produce ≥10% weight loss in the majority of patients. In June, 2021, semaglutide 2.4 mg/week was approved for chronic weight management. Phase 3 clinical trials demonstrated that this medication produced > 10% placebo-subtracted weight loss, more than half of patents lost ≥15%, and over one third lost ≥20% of baseline weight. This essentially doubles effectiveness over existing obesity medications, provides sufficient weight loss to ameliorate a broad range of complications, and qualifies as the…
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Modified-Release Hydrocortisone in Congenital Adrenal Hyperplasia
Deborah P. Merke, Ashwini Mallappa, Wiebke Arlt, Aude Brac de la Perrière, Angelica Lindén Hirschberg and 12 more
109 citationsOpen access (CC-BY-NC-ND)doi:10.1210/clinem/dgab051OpenAlex
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CONTEXT: Standard glucocorticoid therapy in congenital adrenal hyperplasia (CAH) regularly fails to control androgen excess, causing glucocorticoid overexposure and poor health outcomes. OBJECTIVE: We investigated whether modified-release hydrocortisone (MR-HC), which mimics physiologic cortisol secretion, could improve disease control. METHODS: A 6-month, randomized, phase 3 study was conducted of MR-HC vs standard glucocorticoid, followed by a single-arm MR-HC extension study. Primary outcomes were change in 24-hour SD score (SDS) of androgen precursor 17-hydroxyprogesterone (17OHP) for phase 3, and efficacy, safety and tolerability of MR-HC for the extension study. RESULTS: The phase 3 study recruited 122 adult CAH patients. Although the study failed its primary outcome at 6 months, there was evidence of better biochemical control on MR-HC, with lower 17OHP SDS at 4 (P = .007) and 12 (P = .019) weeks, and between 07:00h to 15:00h (P = .044) at 6 months. The percentage of patients with controlled 09:00h serum 17OHP (< 1200 ng/dL) was 52% at baseline, at 6 months 91% for MR-HC and…
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Menopausal Hormone Therapy and Cardiovascular Disease: The Role of Formulation, Dose, and Route of Delivery
CHRISANDRA L. SHUFELT, JoAnn E. Manson
108 citationsOpen accessdoi:10.1210/clinem/dgab042OpenAlex
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CONTEXT: This mini-review provides an overview of menopausal hormone therapy (HT) and cardiovascular disease (CVD) risk, with a focus on the role of hormone formulation, dose, and route of delivery. METHODS: This summary is based on authors' knowledge in the field of menopausal HT and supplemented by a PubMed search using the terms "menopause hormone therapy," "transdermal," "estradiol," "conjugated estrogens," "bioidentical," "cardiovascular disease," "lipoproteins," "glucose," "progestogens," "low dose." RESULTS: Available evidence indicates that oral unopposed estrogens have a favorable effect on lipoprotein levels, glycemia, insulin, and CVD risk; however, the addition of progestogens blunts the lipid-related effects. The progestogen with the smallest attenuating effect is micronized progesterone. Transdermal estrogens have less effect on coagulation, inflammation, and lipids than oral estrogens and observational studies suggest they pose a lower risk of venous thromboembolism and stroke than oral estrogens. Clinical effects of hormones were not consistently dose dependent.…
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Insulin Resistance and Cardiometabolic Risk Profile Among Nondiabetic American Young Adults: Insights From NHANES
Vibhu Parcha, Brittain F. Heindl, Rajat Kalra, Peng Li, Barbara Ann Gower and 2 more
100 citationsOpen accessdoi:10.1210/clinem/dgab645OpenAlex
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BACKGROUND: The burden of insulin resistance (IR) among young American adults has not been previously assessed. We evaluated (1) the prevalence and trends of IR and cardiometabolic risk factors and (2) the association between measures of adiposity and IR among adults 18 to 44 years of age without diabetes and preexisting cardiovascular disease. METHODS: Cross-sectional survey data from six consecutive National Health and Nutrition Examination Survey (2007-2008 to 2017-2018) cycles were analyzed. IR was defined by the homeostatic model assessment for IR (HOMA-IR) of ≥2.5. The temporal trends of IR, cardiometabolic risk factors, and the relationship between IR and measures of adiposity were assessed using multivariable-adjusted regression models. RESULTS: Among 6247 young adults 18 to 44 years of age, the prevalence of IR was 44.8% (95% CI: 42.0%-47.6%) in 2007-2010 and 40.3% (95% CI: 36.4%-44.2%) in 2015-2018 (P for trend = 0.07). There was a modest association of HOMA-IR with higher body mass index (BMI), waist circumference, total lean fat mass, and total and localized fat mass…
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Sustained Efficacy and Safety of Burosumab, a Monoclonal Antibody to FGF23, in Children With X-Linked Hypophosphatemia
Agnès Linglart, Erik Allen Imel, Michael P. Whyte, Anthony A. Portale, Wolfgang Högler and 8 more
97 citationsOpen access (CC-BY-NC-ND)doi:10.1210/clinem/dgab729OpenAlex
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PURPOSE: In X-linked hypophosphatemia (XLH), excess fibroblast growth factor-23 causes hypophosphatemia and low calcitriol, leading to musculoskeletal disease with clinical consequences. XLH treatment options include conventional oral phosphate with active vitamin D, or monotherapy with burosumab, a monoclonal antibody approved to treat children and adults with XLH. We have previously reported outcomes up to 64 weeks, and here we report safety and efficacy follow-up results up to 160 weeks from an open-label, multicenter, randomized, dose-finding trial of burosumab for 5- to 12-year-old children with XLH. METHODS: After 1 week of conventional therapy washout, patients were randomized 1:1 to burosumab every 2 weeks (Q2W) or every 4 weeks (Q4W) for 64 weeks, with dosing titrated based on fasting serum phosphorus levels between baseline and week 16. From week 66 to week 160, all patients received Q2W burosumab. RESULTS: Twenty-six children were randomized initially into each Q2W and Q4W group and all completed treatment to week 160. In 41 children with open distal femoral and proximal…
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Calcifediol Treatment and COVID-19–Related Outcomes
Xavier Nogués, Diana Ovejero, Marta Pineda Moncusí, Roger Bouillon, Dolors Arenas and 11 more
97 citationsOpen accessdoi:10.1210/clinem/dgab405OpenAlex
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CONTEXT: COVID-19 is a major health problem because of saturation of intensive care units (ICU) and mortality. Vitamin D has emerged as a potential treatment able to reduce the disease severity. OBJECTIVE: This work aims to elucidate the effect of 25(OH)D3 (calcifediol) treatment on COVID-19-related outcomes. METHODS: This observational cohort study was conducted from March to May 2020, among patients admitted to COVID-19 wards of Hospital del Mar, Barcelona, Spain. A total of 930 patients with COVID-19 were included; 92 were excluded because of previous calcifediol intake. Of the remaining 838, a total of 447 received calcifediol (532 μg on day 1 plus 266 μg on days 3, 7, 15, and 30), whereas 391 were not treated at the time of hospital admission (intention-to-treat). Of the latter, 53 patients were treated later during ICU admission and were allocated in the treated group in a second analysis. In healthy individuals, calcifediol is about 3.2-fold more potent on a weight basis than cholecalciferol. Main outcome measures were ICU admission and mortality. RESULTS: ICU assistance was…
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Clinical Adverse Events Associated with Sodium–Glucose Cotransporter 2 Inhibitors: A Meta-Analysis Involving 10 Randomized Clinical Trials and 71 553 Individuals
Donna Shu‐Han Lin, Jen‐Kuang Lee, Wen‐Jone Chen
97 citationsOpen accessdoi:10.1210/clinem/dgab274OpenAlex
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CONTEXT: SGLT2is are first-line antidiabetic agents with demonstrated cardiovascular benefits. Prior meta-analyses have examined adverse events (AEs) associated with these drugs in general, but such knowledge needs to be updated with the results of more recent trials. In addition, the occurrence of various AEs with different underlying diseases is unknown. OBJECTIVE: This meta-analysis aimed to investigate the occurrence of various AEs associated with sodium-glucose cotransporter 2 inhibitors (SGLT2is) and to examine the level of risk of AEs in patients with different underlying diseases. METHODS: We conducted a quantitative meta-analysis of randomized controlled trials (RCTs) retrieved from the MEDLINE and EMBASE databases and the Cochrane library on January 31, 2021. Outcomes of interest included 4 overall safety outcomes (AEs) and 12 specified safety outcomes. Further analyses were performed on various subgroups, which were defined based on the status of diabetes mellitus (DM), atherosclerotic cardiovascular disease (ASCVD), chronic kidney disease, and congestive heart failure,…
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Exenatide, Dapagliflozin, or Phentermine/Topiramate Differentially Affect Metabolic Profiles in Polycystic Ovary Syndrome
Karen E Elkind-Hirsch, Neil Ryan Chappell, Ericka L. Seidemann, John M. Storment, Drake E. Bellanger
96 citationsOpen accessdoi:10.1210/clinem/dgab408OpenAlex
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CONTEXT: Glucagon-like peptide-1 receptor agonists and sodium-glucose cotransporter-2 inhibitors reduce weight and improve insulin sensitivity via different mechanisms. OBJECTIVE: The efficacy of once-weekly exenatide (EQW) and dapagliflozin (DAPA) alone and coadministered (EQW/DAPA), DAPA/extended-release (ER) metformin (DAPA/MET), and phentermine topiramate extended release (PHEN/TPM) on metabolic parameters, body composition, and sex hormones were examined in obese women with PCOS. METHODS: Nondiabetic women (n = 119; aged 18-45 years) with a body mass index (BMI) greater than 30 and less than 45 and polycystic ovary syndrome (National Institutes of Health criteria) were randomly assigned in a single-blinded fashion to EQW (2 mg weekly); DAPA (10 mg daily), EQW/DAPA (2 mg weekly/10 mg daily), DAPA (10 mg)/MET (2000 mg XR daily), or PHEN (7.5 mg)/TPM (46 mg ER daily) treatment for 24 weeks. Study visits at baseline and 24 weeks included weight, blood pressure (BP), waist (WC) measures, and body composition evaluated by dual-energy x-ray absorptiometry (DXA). Oral glucose tolerance…
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Metastatic Pheochromocytomas and Abdominal Paragangliomas
Donald O. Granberg, C. Christofer Juhlin, Henrik Falhammar
96 citationsOpen access (CC-BY-NC-ND)doi:10.1210/clinem/dgaa982OpenAlex
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CONTEXT: Pheochromocytomas and paragangliomas (PPGLs) are believed to harbor malignant potential; about 10% to 15% of pheochromocytomas and up to 50% of abdominal paragangliomas will exhibit metastatic behavior. EVIDENCE ACQUISITION: Extensive searches in the PubMed database with various combinations of the key words pheochromocytoma, paraganglioma, metastatic, malignant, diagnosis, pathology, genetic, and treatment were the basis for the present review. DATA SYNTHESIS: To pinpoint metastatic potential in PPGLs is difficult, but nevertheless crucial for the individual patient to receive tailor-made follow-up and adjuvant treatment following primary surgery. A combination of histological workup and molecular predictive markers can possibly aid the clinicians in this aspect. Most patients with PPGLs have localized disease and may be cured by surgery. Plasma metanephrines are the main biochemical tests. Genetic testing is important, both for counseling and prognostic estimation. Apart from computed tomography and magnetic resonance imaging, molecular imaging using 68Ga-DOTATOC/DOTATATE…
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Genome-wide Association Study of Estradiol Levels and the Causal Effect of Estradiol on Bone Mineral Density
Daniel Schmitz, Weronica E. Ek, Elin Berggren, Julia Höglund, Torgny Karlsson and 1 more
95 citationsOpen access (CC-BY-NC-ND)doi:10.1210/clinem/dgab507OpenAlex
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CONTEXT: Estradiol is the primary female sex hormone and plays an important role for skeletal health in both sexes. Several enzymes are involved in estradiol metabolism, but few genome-wide association studies (GWAS) have been performed to characterize the genetic contribution to variation in estrogen levels. OBJECTIVE: Identify genetic loci affecting estradiol levels and estimate causal effect of estradiol on bone mineral density (BMD). DESIGN: We performed GWAS for estradiol in males (n = 147 690) and females (n = 163 985) from UK Biobank. Estradiol was analyzed as a binary phenotype above/below detection limit (175 pmol/L). We further estimated the causal effect of estradiol on BMD using Mendelian randomization. RESULTS: We identified 14 independent loci associated (P < 5 × 10-8) with estradiol levels in males, of which 1 (CYP3A7) was genome-wide and 7 nominally (P < 0.05) significant in females. In addition, 1 female-specific locus was identified. Most loci contain functionally relevant genes that have not been discussed in relation to estradiol levels in previous GWAS (eg,…
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Incidence and Clinical Presentation of Pheochromocytoma and Sympathetic Paraganglioma: A Population-based Study
Andreas Ladefoged Ebbehøj, Kirstine Stochholm, Sarah Forslund Jacobsen, Christian Trolle, Peter Jepsen and 6 more
94 citationsOpen access (OTHER-OA)doi:10.1210/clinem/dgaa965OpenAlex
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CONTEXT: Pheochromocytoma and sympathetic paraganglioma (PPGL) are rare catecholamine-secreting tumors but recent studies suggest increasing incidence. Traditionally, PPGL are described to present with paroxysmal symptoms and hypertension, but existing data on clinical presentation of PPGL come from referral centers. OBJECTIVE: We aimed to describe time trends in clinical presentation and incidence of PPGL in a population-based study. METHODS: We conducted a nationwide retrospective cohort study of a previously validated cohort of 567 patients diagnosed with PPGL in Denmark 1977-2015. We collected clinical data from medical records of a geographic subcohort of 192 patients. We calculated age-standardized incidence rates (SIRs) and prevalence for the nationwide cohort and descriptive statistics on presentation for the subset with clinical data. RESULTS: SIRs increased from 1.4 (95% CI 0.2-2.5) per million person-years in 1977 to 6.6 (95% CI 4.4-8.7) per million person-years in 2015, corresponding to a 4.8-fold increase. The increase was mainly due to incidentally found tumors that…
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Casting a Health Equity Lens on Endocrinology and Diabetes
Sherita Hill Golden, Joshua J. Joseph, Felicia Hill‐Briggs
93 citationsOpen accessdoi:10.1210/clinem/dgaa938OpenAlex
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As endocrinologists we have focused on biological contributors to disparities in diabetes, obesity and other endocrine disorders. Given that diabetes is an exemplar health disparity condition, we, as a specialty, are also positioned to view the contributing factors and solutions more broadly. This will give us agency in contributing to health system, public health, and policy-level interventions to address the structural and institutional racism embedded in our medical and social systems. A history of unconsented medical and research experimentation on vulnerable groups and perpetuation of eugenics theory in the early 20th century have resulted in residual health care provider biases toward minority patients and patient distrust of medical systems, leading to poor quality of care. Historical discriminatory housing and lending policies resulted in racial residential segregation and neighborhoods with inadequate housing, healthy food access, and educational resources, setting the foundation for the social determinants of health (SDOH) contributing to present-day disparities. To reduce…
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Comparative Effectiveness of Levothyroxine, Desiccated Thyroid Extract, and Levothyroxine+Liothyronine in Hypothyroidism
Mohamed K M Shakir, Daniel I. Brooks, Elizabeth A. McAninch, Tatiana L. Fonseca, Vinh Q Mai and 2 more
92 citationsOpen access (CC-BY)doi:10.1210/clinem/dgab478OpenAlex
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INTRODUCTION: Studies comparing levothyroxine (LT4) therapy with LT4 + liothyronine (LT3) or desiccated thyroid extract (DTE) did not detect consistent superiority of either treatment. Here, we investigated these therapies, focusing on the whole group of LT4-treated hypothyroid patients, while also exploring the most symptomatic patients. METHODOLOGY: Prospective, randomized, double-blind, crossover study of 75 hypothyroid patients randomly allocated to 1 of 3 treatment arms, LT4, LT4 + LT3, and DTE, for 22 weeks. The primary outcomes were posttreatment scores on the 36-point thyroid symptom questionnaire (TSQ-36), 12-point quality of life general health questionnaire (GHQ-12), the Wechsler memory scale-version IV (VMS-IV), and the Beck Depression Inventory (BDI). Secondary endpoints included treatment preference, biochemical and metabolic parameters, etiology of hypothyroidism, and Thr92Ala-DIO2 gene polymorphism. Analyses were performed with a linear mixed model using subject as a random factor and group as a fixed effect. RESULTS: Serum TSH remained within reference range across…
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Consensus Report: Definition and Interpretation of Remission in Type 2 Diabetes
Matthew C. Riddle, William T. Cefalu, Philip Hugh Evans, Hertzel C. Gerstein, Michael Albrecht Nauck and 7 more
91 citationsOpen accessdoi:10.1210/clinem/dgab585OpenAlex
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Improvement of glucose levels into the normal range can occur in some people living with diabetes, either spontaneously or after medical interventions, and in some cases can persist after withdrawal of glucose-lowering pharmacotherapy. Such sustained improvement may now be occurring more often due to newer forms of treatment. However, terminology for describing this process and objective measures for defining it are not well established, and the long-term risks versus benefits of its attainment are not well understood. To update prior discussions of this issue, an international expert group was convened by the American Diabetes Association to propose nomenclature and principles for data collection and analysis, with the goal of establishing a base of information to support future clinical guidance. This group proposed "remission" as the most appropriate descriptive term, and HbA1c < 6.5% (48 mmol/mol) measured at least 3 months after cessation of glucose-lowering pharmacotherapy as the usual diagnostic criterion. The group also made suggestions for active observation of individuals…
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Erythrocytosis in a Large Cohort of Trans Men Using Testosterone: A Long-Term Follow-Up Study on Prevalence, Determinants, and Exposure Years
Milou Cecilia Madsen, Dennis van Dijk, Chantal Maria Wiepjes, Elfi B. Conemans, Abel Thijs and 1 more
91 citationsOpen access (CC-BY-NC-ND)doi:10.1210/clinem/dgab089OpenAlex
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CONTEXT: Erythrocytosis is a known side effect of testosterone therapy that can increase the risk of thromboembolic events. OBJECTIVES: To study the prevalence and determinants in the development of erythrocytosis in trans men using testosterone. METHODS: A 20-year follow-up study in adult trans men who started testosterone therapy and had monitoring of hematocrit at our center (n = 1073). RESULTS: Erythrocytosis occurred in 11% (hematocrit > 0.50 L/L), 3.7% (hematocrit > 0.52 L/L), and 0.5% (hematocrit > 0.54 L/L) of trans men. Tobacco use (odds ratio [OR] 2.2; 95% CI, 1.6-3.3), long-acting undecanoate injections (OR 2.9; 95% CI, 1.7-5.0), age at initiation of hormone therapy (OR 5.9; 95% CI, 2.8-12.3), body mass index (BMI) (OR 3.7; 95% CI, 2.2-6.2), and pulmonary conditions associated with erythrocytosis and polycythemia vera (OR 2.5; 95% CI, 1.4-4.4) were associated with hematocrit > 0.50 L/L. In the first year of testosterone therapy hematocrit increased most: 0.39 L/L at baseline to 0.45 L/L after 1 year. Although there was only a slight continuation of this increase in the…
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Weekly Lonapegsomatropin in Treatment–Naïve Children With Growth Hormone Deficiency: The Phase 3 heiGHt Trial
PAUL S. THORNTON, Aristides K Maniatis, Elena Aghajanova, Elena D Chertok, Elpis Athina Vlachopapadopoulou and 11 more
89 citationsOpen access (CC-BY-NC-ND)doi:10.1210/clinem/dgab529OpenAlex
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CONTEXT: For children with growth hormone deficiency (GHD), treatment burden with daily somatropin injections [human growth hormone (hGH)] is high, which may lead to poor adherence and suboptimal overall treatment outcomes. Lonapegsomatropin (TransCon hGH) is an investigational long-acting, once-weekly prodrug for the treatment of GHD. OBJECTIVE: The objective of this study was to evaluate the efficacy and safety of once-weekly lonapegsomatropin vs daily somatropin. DESIGN: The heiGHt trial was a randomized, open-label, active-controlled, 52-week Phase 3 trial (NCT02781727). SETTING: This trial took place at 73 sites across 15 countries. PATIENTS: This trial enrolled and dosed 161 treatment-naïve, prepubertal patients with GHD. INTERVENTIONS: Patients were randomized 2:1 to receive lonapegsomatropin 0.24 mg hGH/kg/week or an equivalent weekly dose of somatropin delivered daily. MAIN OUTCOME MEASURE: The primary end point was annualized height velocity (AHV) at week 52. Secondary efficacy end points included change from baseline in height SD scores (SDS). RESULTS: Least squares (LS)…
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The Effect of High-intensity Interval Training vs Moderate-intensity Continuous Training on Liver Fat: A Systematic Review and Meta-Analysis
Angelo Sabag, Loren Barr, Mike Armour, Alex Armstrong, Callum John Baker and 6 more
88 citationsOpen accessdoi:10.1210/clinem/dgab795OpenAlex
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CONTEXT: Non-alcoholic fatty liver disease, characterized by excess fat accumulation in the liver, is considered the hepatic manifestation of metabolic syndrome. Recent findings have shown that high-intensity interval training (HIIT) can reduce liver fat but it is unclear whether this form of exercise is superior to traditional moderate-intensity continuous training (MICT). OBJECTIVE: The aim of this systematic review was to determine the effect of HIIT vs MICT on liver fat in adults. A secondary aim was to investigate the interaction between total weekly exercise volume and exercise-related energy expenditure and change in liver fat. METHODS: Relevant databases were searched up to December 2020 for randomized trials, comparing HIIT to control, MICT to control, or HIIT to MICT. Studies were excluded if they did not implement 2 or more weeks' intervention or assess liver fat using magnetic resonance-based techniques. Weighted mean differences and 95% CIs were calculated. Regression analyses were undertaken to determine the interaction between weekly exercise volume in minutes and…
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The Saline Infusion Test for Primary Aldosteronism: Implications of Immunoassay Inaccuracy
Graeme Eisenhofer, Max Kurlbaum, Mirko Peitzsch, Georgiana Andreea Constantinescu, Hanna Remde and 13 more
86 citationsOpen access (CC-BY-NC-ND)doi:10.1210/clinem/dgab924OpenAlex
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CONTEXT: Diagnosis of primary aldosteronism (PA) for many patients depends on positive results for the saline infusion test (SIT). Plasma aldosterone is often measured by immunoassays, which can return inaccurate results. OBJECTIVE: This study aimed to establish whether differences in aldosterone measurements by immunoassay versus mass spectrometry (MS) might impact confirmatory testing for PA. METHODS: This study, involving 240 patients tested using the SIT at 5 tertiary care centers, assessed discordance between immunoassay and MS-based measurements of plasma aldosterone. RESULTS: Plasma aldosterone measured by Liaison and iSYS immunoassays were respectively 86% and 58% higher than determined by MS. With an immunoassay-based SIT cutoff for aldosterone of 170 pmol/L, 78 and 162 patients had, respectivel, negative and positive results. All former patients had MS-based measurements of aldosterone < 117 pmol/L, below MS-based cutoffs of 162 pmol/L. Among the 162 patients with pathogenic SIT results, MS returned nonpathologic results in 62, including 32 under 117 pmol/L. Repeat…
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Vitamin D Supplementation and Fractures in Adults: A Systematic Umbrella Review of Meta-Analyses of Controlled Trials
Marlene Chakhtoura, Dania S. Bacha, Charbel Gharios, Sara Ajjour, Mariam A. Assaad and 9 more
85 citationsOpen access (CC-BY-NC-ND)doi:10.1210/clinem/dgab742OpenAlex
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CONTEXT: The growing number of systematic reviews/meta-analyses (SR/MAs) on vitamin D (± calcium) for fracture prevention has led to contradictory guidelines. OBJECTIVE: This umbrella review aims to assess the quality and explore the reasons for the discrepancy of SR/MAs of trials on vitamin D supplementation for fracture risk reduction in adults. METHODS: We searched 4 databases (2010-2020), Epistemonikos, and references of included SRs/MAs, and we contacted experts in the field. We used A MeaSurement Tool to Assess systematic Reviews 2 (AMSTAR-2) for quality assessment. We compared results and investigated reasons for discordance using matrices and subgroup analyses (PROSPERO registration: CRD42019129540). We included 13 SR/MAs on vitamin D and calcium (Ca/D) and 19 SR/MAs on vitamin D alone, compared to placebo/control. RESULTS: Only 2 from 10 SRs/MAs on Ca/D were of moderate quality. Ca/D reduced the risk of hip fractures in 8 of 12 SRs/MAs (relative risk [RR] 0.61-0.84), and any fractures in 7 of 11 SR/MAs (RR 0.74-0.95). No fracture risk reduction was noted in SRs/MAs…
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A Randomized Study of Lenvatinib 18 mg vs 24 mg in Patients With Radioiodine-Refractory Differentiated Thyroid Cancer
Marcia S. Brose, Y. Panaseykin, Bhavana Konda, Christelle de la Fouchardière, Brett G.M. Hughes and 9 more
85 citationsOpen access (CC-BY-NC-ND)doi:10.1210/clinem/dgab731OpenAlex
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BACKGROUND: Lenvatinib is a multikinase inhibitor approved to treat radioiodine-refractory differentiated thyroid cancer (RR-DTC) at a starting dose of 24 mg/day. This study explored, in a double-blinded fashion, whether a starting dose of 18 mg/day would provide comparable efficacy with reduced toxicity. METHODS: Patients with RR-DTC were randomized to lenvatinib 24 mg/day or 18 mg/day. The primary efficacy endpoint was objective response rate as of week 24 (ORRwk24); the odds ratio noninferiority margin was 0.4. The primary safety endpoint was frequency of grade ≥3 treatment-emergent adverse events (TEAEs) as of week 24. Tumors were assessed using RECIST v1.1. TEAEs were monitored and recorded. RESULTS: The ORRwk24 was 57.3% (95% CI 46.1, 68.5) in the lenvatinib 24-mg arm and 40.3% (95% CI 29.3, 51.2) in the lenvatinib 18-mg arm, with an odds ratio (18/24 mg) of 0.50 (95% CI 0.26, 0.96). As of week 24, the rates of TEAEs grade ≥3 were 61.3% in the lenvatinib 24-mg arm and 57.1% in the lenvatinib 18-mg arm, a difference of -4.2% (95% CI -19.8, 11.4). CONCLUSION: A starting dose of…
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The Future of Somatostatin Receptor Ligands in Acromegaly
Mônica R. Gadelha, Luiz Eduardo Wildemberg, Leandro Kasuki
83 citationsOpen access (CC-BY-NC-ND)doi:10.1210/clinem/dgab726OpenAlex
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Currently, the first-generation somatostatin receptor ligands (fg-SRLs), octreotide LAR and lanreotide autogel, are the mainstays of acromegaly treatment and achieve biochemical control in approximately 40% of patients and tumor shrinkage in over 60% of patients. Pasireotide, a second-generation SRL, shows higher efficacy with respect to both biochemical control and tumor shrinkage but has a worse safety profile. In this review, we discuss the future perspectives of currently available SRLs, focusing on the use of biomarkers of response and precision medicine, new formulations of these SRLs and new drugs, which are under development. Precision medicine, which is based on biomarkers of response to treatment, will help guide the decision-making process by allowing physicians to choose the appropriate drug for each patient and improving response rates. New formulations of available SRLs, such as oral, subcutaneous depot, and nasal octreotide, may improve patients' adherence to treatment and quality of life since there will be more options available that better suit each patient.…
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Teamwork, Targets, Technology, and Tight Control in Newly Diagnosed Type 1 Diabetes: the Pilot 4T Study
Priya Prahalad, Victoria Y. Ding, Dessi P. Zaharieva, Ananta Addala, Ramesh Johari B and 4 more
82 citationsOpen accessdoi:10.1210/clinem/dgab859OpenAlex
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CONTEXT: Youth with type 1 diabetes (T1D) do not meet glycated hemoglobin A1c (HbA1c) targets. OBJECTIVE: This work aimed to assess HbA1c outcomes in children with new-onset T1D enrolled in the Teamwork, Targets, Technology and Tight Control (4T) Study. METHODS: HbA1c levels were compared between the 4T and historical cohorts. HbA1c differences between cohorts were estimated using locally estimated scatter plot smoothing (LOESS). The change from nadir HbA1c (month 4) to 12 months post diagnosis was estimated by cohort using a piecewise mixed-effects regression model accounting for age at diagnosis, sex, ethnicity, and insurance type. We recruited 135 youth with newly diagnosed T1D at Stanford Children's Health. Starting July 2018, all youth within the first month of T1D diagnosis were offered continuous glucose monitoring (CGM) initiation and remote CGM data review was added in March 2019. The main outcomes measure was HbA1c. RESULTS: HbA1c at 6, 9, and 12 months post diagnosis was lower in the 4T cohort than in the historic cohort (-0.54% to -0.52%, and -0.58%, respectively).…
- 48top 6.3%
Statins Decrease the Risk of Orbitopathy in Newly Diagnosed Patients with Graves Disease
Anton Nilsson, Kleoniki Tsoumani, Tereza Planck
80 citationsOpen accessdoi:10.1210/clinem/dgab070OpenAlex
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CONTEXT/OBJECTIVE: The aim of this study was to examine the effect of statins and other lipid-lowering agents on the development of Graves orbitopathy (GO) in patients with newly diagnosed Graves disease (GD). METHODS: Our sample included the full adult population of individuals living in Sweden with newly diagnosed GD between 2005 and 2018 (n = 34 894). We compared the GO incidence in statin users (n = 5574) and nonusers (n = 34 409) by applying Cox regression with a time-varying exposure variable. We adjusted for age, sex, and treatment for hyperthyroidism in the multivariate analyses. RESULTS: Periods of nonusage lasted for a median of 4.3 years (interquartile range [IQR] 1.2-8.4), whereas periods of usage lasted for a median of 4.7 years (IQR 2.0-8.1). Among statin users, 77.1% had used simvastatin, 28.9% atorvastatin, and 8.2% had used other statins. Statin users were found to be significantly less likely to develop GO. In the main analysis based on the full cohort, the unadjusted hazard ratio (HR) was 0.74 (CI 0.65-0.84, P < .001), whereas full adjustment altered the effect to…
- 49top 6.5%
PaTH Forward: A Randomized, Double-Blind, Placebo-Controlled Phase 2 Trial of TransCon PTH in Adult Hypoparathyroidism
Aliya Aziz Khan, Lars Rejnmark, Mishaela Ruth Rubin, Peter Schwarz, Tamara Vokes and 14 more
79 citationsOpen access (CC-BY-NC-ND)doi:10.1210/clinem/dgab577OpenAlex
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CONTEXT: Hypoparathyroidism is characterized by insufficient levels of parathyroid hormone (PTH). TransCon PTH is an investigational long-acting prodrug of PTH(1-34) for the treatment of hypoparathyroidism. OBJECTIVE: This work aimed to investigate the safety, tolerability, and efficacy of daily TransCon PTH in adults with hypoparathyroidism. METHODS: This phase 2, randomized, double-blind, placebo-controlled 4-week trial with open-label extension enrolled 59 individuals with hypoparathyroidism. Interventions included TransCon PTH 15, 18, or 21 µg PTH(1-34)/day or placebo for 4 weeks, followed by a 22-week extension during which TransCon PTH dose was titrated (6-60 µg PTH[1-34]/day). RESULTS: By Week 26, 91% of participants treated with TransCon PTH achieved independence from standard of care (SoC, defined as active vitamin D = 0 μg/day and calcium [Ca] ≤ 500 mg/day). Mean 24-hour urine Ca (uCa) decreased from a baseline mean of 415 mg/24h to 178 mg/24h by Week 26 (n = 44) while normal serum Ca (sCa) was maintained and serum phosphate and serum calcium-phosphate product fell within…
- 50top 6.6%
Changes in Regional Fat Distribution and Anthropometric Measures Across the Menopause Transition
Gail A. Greendale, Weijuan Han, Joel S. Finkelstein, Sherri‐Ann M. Burnett‐Bowie, Mei-Hua Huang and 2 more
79 citationsOpen accessdoi:10.1210/clinem/dgab389OpenAlex
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CONTEXT: The relation between the menopause transition (MT) and changes in regional fat distribution is uncertain. OBJECTIVE: To determine whether the MT is associated with the development of central adiposity. DESIGN: Longitudinal analysis from the Study of Women's Health Across the Nation, spanning 1996-2013 (median follow-up 11.8 years). SETTING: Community-based. PARTICIPANTS: 380 women with regional body composition measures by dual energy X-ray absorptiometry. Mean baseline age was 45.7 years; racial/ethnic composition was 16% Black, 41% Japanese and 43% White. OUTCOMES: Changes in android, gynoid and visceral fat and waist and hip circumferences. RESULTS: Android fat increased by 1.21% per year (py) and 5.54% py during premenopause and the MT, respectively (each P < 0.05). Visceral and gynoid fat began increasing at the MT, annualized changes were 6.24% and 2.03%, respectively (each P < 0.05). Postmenopausal annual trajectories decelerated to 1.47% (visceral), 0.90% (android), and -0.87% (gynoid), (all non-zero, P < 0.05). Waist girth grew during premenopause (0.55% py), the…
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The cohort is every article, review and book chapter OpenAlex attributes to The Journal of Clinical Endocrinology & Metabolism with publication year 2021, excluding retracted works and paratext such as editorials and errata. The top 50 by citation count are listed; the percentile is the rank divided by the cohort size. 50 of the 50 entries have an abstract in OpenAlex. Counts were read on 29 October 2026 and will not be updated on this page, so a quoted rank stays verifiable. Full rules on the methodology page.
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