Global burden of polycystic ovary syndrome in women of reproductive age, 1990-2021: Analysis of the global burden of disease study 2021 with projections to 2050.

Conversely, a decreasing trend was observed in the 20–24 and 25–29 age groups, with the most significant decline occurring in the 20–24 age group (1.75%) ( S1 Fig ).

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Notably, the incidence of PCOS in women showed an increasing trend in the age groups of 15–19, 30–34, 35–39, 40–44, and 45–49 years, with the most substantial increase observed in the 15–19 age group (27.00%).

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