TCF7L2 and type 2 diabetes mellitus: Five of the tested loci (rs7901695 in TCF7L2, rs8050136 in FTO, rs5015480 near HHEX, rs13266634 in SLC30A8 and rs4402960 in IGF2BP2) showed statistically significant associations with T2D in this population after adjustment for age, gender and BMI.