After that, an efficient 8-gene (RRP36, RPF1, GRWD1, FBL, BCCIP, TWISTNB, TBL3, and SKIV2L) T2D prediction model was obtained, whose AUC reached 0.84 and 0.67, respectively, in training set and test set. Here, BCCIP is linked to type 2 diabetes mellitus.