As shown as Supplementary 3, Supplementary Table S1, age, BMI, WC, WHR, acne, T, SHBG, FAI, number of deliveries, fasting insulin, FPG, and HOMA-IR were significantly different (P < 0.05) when comparing infertile PCOS patients with fertile PCOS patients. This evidence concerns the gene SHBG and polycystic ovary syndrome.