Enrollment
infertility, PCOS, oligo/anovulation
POLYCYSTIC OVARIES, HYPERANDROGENISM, POLYCYSTIC OVARIAN SYNDROME, ANDROGEN EXCESS
The study enrolled 100 women diagnosed with polycystic ovarian syndrome (PCOS) based on the 2003 Rotterdam criteria. Inclusion criteria required the presence of oligo/anovulation and either medical or biochemical manifestations of hyperandrogenism, polycystic ovaries, or oligoovulation/anovulation, along with infertility (defined as the inability to conceive after one year of unprotected intercourse), while excluding other causes of androgen excess, infertility, and the use of medications for ovulation induction other than letrozole or CC during the specified period.