Area under the curve (AUC) of CTRP1 (95% CI; p-value) was 0.355 (0.228–0.482; p = 0.061) for NAFLD (without T2DM) (Fig. 3a), 0.747 (0.637–0.857; p = 0.002) for T2DM (Fig. 3b), and 0.931 (0.871–0.991; p<0.001) for NAFLD +T2DM (Fig. 3c). Here, C1QTNF1 is linked to type 2 diabetes mellitus.