OPRM1 and hematocrit: The most significant association with co-occurrence of PCOS and HT was observed for rs17855988 in ELN gene (p = 4.96 × 10-6), unknown variant 9:139846575_A/AGGTG located in the regulatory region upstream of the LCN12 (p = 4.3 × 10-5) and rs4758289 in TUB (p = 7.65 × 10-5) in P+H vs. P; rs7259 in CERCAM (p = 1.95 × 10-4) and rs562859 in OPRM1 (p = 2.99 × 10-4) in P+H vs. H; rs4746970 in TYSND1 (p = 6.2 × 10-5) and rs7145565 in CDCA4 (p = 1.71 × 10-4) in P+H vs. K comparison.