PRKAG2 and type 2 diabetes mellitus: The PRS of the best model, including PTPRD_rs916855529, GPC6_rs9589710, CDKAL1_rs7754840, PRKAG2_rs11975504, and PTPRM_rs80164908, had a 3.26 times more robust positive association with the GDM risk and was 1.36 times more related to T2DM risk in middle-aged and older women.