APOB and type 2 diabetes mellitus: However, the protective effect of LDL cholesterol against type 2 diabetes became more pronounced (0·34 per 1 SD higher LDL cholesterol, 0·21–0·54) and a strong positive association between apoB and type 2 diabetes risk emerged (2·32 per 1 SD higher apoB, 1·49–3·61; figure 3, appendix 1 table S10).