VDR and polycystic ovary syndrome: The association of the VDR gene ApaI rs7975232 (G > T) polymorphism was examined in 8 case-control studies [15–22] (Table 1), the association of the BsmI rs1544410 (A > G) variant was examined in 8 studies [15–17, 19–23] (Table 2), the association of the Taq1 rs731236 (T > C) variant was examined in 10 studies [14–22, 24] (Table 3), the association of FokI rs2228570 (C > T) variant was examined in 7 studies [14–17, 20, 21, 23] (Table 4) andthe association of VDR Tru9I rs757343 with PCOS susceptibilitywas examined in 3 studies (Table 5).