Menstruation disturbances, female gonadal disorders

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Polycystic ovary syndrome: epidemiology, etiology, diagnosis

China

• Annals of Palliative Medicine
  • The prevalence of polycystic ovarian syndrome in Chinese women: a meta-analysis [2021]

• BMC Psychiatry
  • Prevalence of depression among women with polycystic ovary syndrome in mainland China: a systematic review and meta-analysis [2024]

• Gynecological Endocrinology
  • Analyzing the infertility burden of polycystic ovarian syndrome in China: A comprehensive age-period-cohort analysis with future burden prediction (1990-2030) [2024]

• Lancet Regional Health – Western Pacific
  • Changes in the prevalence of polycystic ovary syndrome in China over the past decade [2022]

Europe

• Archives of Medical Science
  • National and regional trends in the prevalence of polycystic ovary syndrome since 1990 within Europe: the modeled estimates from the Global Burden of Disease Study 2016 [2019]

France

• BMC Medical Research Methodology
  • Development and validation of a model to identify polycystic ovary syndrome in the French national administrative health database [2025]

India

• JAMA Network Open
  • Prevalence, Phenotypes, and Comorbidities of Polycystic Ovary Syndrome Among Indian Women [2024]

• Nepal Journal of Epidemiology
  • Polycystic ovary syndrome among Indian adolescent girls – A systematic review and metanalysis [2021]

International

• Androgen Excess and PCOS Society
  • Recommendations for epidemiologic and phenotypic research in polycystic ovary syndrome: an androgen excess and PCOS society resource [2019]
  • The Diagnosis of Polycystic Ovary Syndrome during Adolescence [2015]
  • The Androgen Excess and PCOS Society criteria for the polycystic ovary syndrome: the complete task force report [2009]

• BMC Women's Health
  • Changing trends in the global burden of polycystic ovarian syndrome-related infertility over the past 30 years: retrospective data analysis of the global burden of disease study 2019 [2025]

• Frontiers in Endocrinology
  • The burden of polycystic ovary syndrome-related infertility in 204 countries and territories, 1990-2021: an analysis of the global burden of disease study 2021 [2025]
  • Evolving global trends in PCOS burden: a three-decade analysis (1990-2021) with projections to 2036 among adolescents and young adults [2025]
  • Prevalence of polycystic ovary syndrome in patients with type 2 diabetes: A systematic review and meta-analysis [2022]

• Frontiers in Public Health
  • Global burden of polycystic ovary syndrome among women of childbearing age, 1990-2021: a systematic analysis using the global burden of disease study 2021 [2025]

• Human Reproduction
  • Measuring the global disease burden of polycystic ovary syndrome in 194 countries: Global Burden of Disease Study 2017 [2021]
  • The prevalence and phenotypic features of polycystic ovary syndrome: a systematic review and meta-analysis [2016]

• Journal of Health, Population and Nutrition
  • Global trends in polycystic ovarian syndrome over 30 years: an age-period-cohort study of 204 countries and territories (1990-2021) [2025]

• Journal of Human Reproductive Sciences
  • The Prevalence of Polycystic Ovary Syndrome: A Brief Systematic Review [2020]

• Journal of the American Heart Association
  • 2023 International Evidence-Based Polycystic Ovary Syndrome Guideline Update: Insights From a Systematic Review and Meta-Analysis on Elevated Clinical Cardiovascular Disease in Polycystic Ovary Syndrome [2024]

• Oncotarget
  • The prevalence of polycystic ovary syndrome in reproductive-aged women of different ethnicity: a systematic review and meta-analysis [2017]

• PLoS ONE
  • Global burden and epidemiological prediction of polycystic ovary syndrome from 1990 to 2019: A systematic analysis from the Global Burden of Disease Study 2019 [2024]

• Reproductive Health
  • Changes in the global burden of polycystic ovary syndrome from 1990 to 2021 [2025]

Latin America

• Frontiers in Endocrinology
  • Metabolic Features of Women With Polycystic Ovary Syndrome in Latin America: A Systematic Review [2021]

Qatar

• PLoS ONE
  • The prevalence and metabolic characteristics of polycystic ovary syndrome in the Qatari population [2017]

Republic of Korea

• BMC Women's Health
  • Trend changes and factor analysis of endometrial hyperplasia in patients with polycystic ovarian syndrome based on the Korean National Health Insurance Database [2022]

• PLoS ONE
  • Prevalence of Metabolic Syndrome Is Higher among Non-Obese PCOS Women with Hyperandrogenism and Menstrual Irregularity in Korea [2014]

• Yonsei Medical Journal
  • Age-Adjusted Prevalence and Characteristics of Women with Polycystic Ovarian Syndrome in Korea: A Nationwide Population-Based Study (2010-2019) [2022]

Singapore

• Annals Academy of Medicine Singapore
  • Diagnosis and management of polycystic ovary syndrome: Perspectives of clinicians in Singapore [2022]

Sweden

• Depression and Anxiety
  • Polycystic Ovary Syndrome and the Risk of Premenstrual Disorders: A Nationwide Register-Based Study in Sweden [2025]

Syria

• Journal of Psychosomatic Obstetrics & Gynecology
  • Prevalence and knowledge of polycystic ovary syndrome (PCOS) and health-related practices among women of Syria: a cross-sectional study [2024]

Taiwan

• Clinical and Experimental Reproductive Medicine
  • Clinical characteristics in Taiwanese women with polycystic ovary syndrome [2015]

• International Journal of Environmental Research and Public Health
  • Risk of Polycystic Ovary Syndrome in Women Exposed to Fine Air Pollutants and Acidic Gases: A Nationwide Cohort Analysis [2019]

United States

• Endocrine Society
  • Scientific Statement on the Diagnostic Criteria, Epidemiology, Pathophysiology, and Molecular Genetics of Polycystic Ovary Syndrome [2015]

• Fertility and Sterility
  • Specificity and Predictive Value of Circulating Testosterone Assessed By Tandem Mass Spectrometry for the Diagnosis of Polycystic Ovary Syndrome by the NIH 1990 Criteria [2014]

• Primary Care Companion for CNS Disorders
  • Psychiatric Comorbidities in Hospitalized Adolescents With Polycystic Ovary Syndrome: A Cross-Sectional Study Using the National Inpatient Sample [2024]

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  • Polycystic ovary syndrome