INS and polycystic ovary syndrome: White et al. [29] did not find any association between HSD11B1 rs12086634:T>G and H6PD rs6688832:G>A polymorphisms (either separately or in combination) and BMI, waist-to-hip ratio, visceral adiposity, measures of insulin sensitivity or risk of polycystic ovary syndrome (PCOS) in a population-based sample from the Dallas Heart Study.