GPT and type 2 diabetes mellitus: Finally, in order to exclude the possible influence of potential confounders, based on the results searched online (www.phenoscanner.medschl.cam.ac.uk), we further excluded the SNPs associated with T2D (rs13389219, rs17036160, rs2943652, rs56094641 and rs58542926) and fasting insulin (rs4841132) in the c-ALT IVs.