In women, the risk of pre-diabetes was increased across the tertile of the ApoB/ApoA-I ratio (T2: RR 1.568, 95% CI 1.119 to 2.044, p<0.01; T3: RR 2.221, 95% CI 1.728 to 2.647, p<0.001). Here, APOA1 is linked to diabetes mellitus.