From: Prevalence of polycystic ovary syndrome under NIH criteria among the tenth-grade Chinese schoolgirls in Guangzhou area: a cross-sectional epidemiological survey
< 2 years after menarche (n = 84)
3rd year after menarche (n = 275)
> 3 years after menarche (n = 736)
mFG point (95th percentile)
6
5