APOB and diabetes mellitus: In men, the negative association of long sleep with an elevated apoB/A1 ratio was increased with the inclusion of age, current smoking, drinking, less than high school education, urban region, medical history of hypertension and diabetes, systolic and diastolic blood pressure, FPG, HbA1c, urid acid, and hs-CRP in subsequent Models 1, 2 and 3 (OR 0.77, 95% CI 0.61–0.97, P = 0.029; OR 0.75, 95% CI 0.59–0.96, P = 0.021; OR 0.74, 95% CI 0.58–0.94, P = 0.015).