Table 4. Logistic regression analysis for the risks of MCI.

Varieties	OR	95% CI
LDL-C	1.635	1.006–2.656
Age at T2DM onset	0.936	0.878–0.998
Diabetic peripheral neuropathy	0.463	0.196–1.096
Moderate drinker	0.289	0.124–0.674
Constant term	0.005	–

ORs (95% CIs) were adjusted for age, sex and education level. MCI, mild cognitive impairment; LDL-C, low density lipoprotein cholesterol; T2DM, type 2 diabetes mellitus.