Table 4.

Logistic regression analyses for age, sex, BMI, duration of diabetes, smoking, drinking, blood pressure, lipid profile, and glycemic control.

	SNCV			SNAP
	Adjusted odds ratio	95% CI	p-Value	Adjusted odds ratio	95% CI	p-Value
Age	0.972	0.950–0.994	0.012	0.975	0.949–1.001	0.063
Sex
Men	0.655	0.383–1.121	0.12	0.734	0.386–1.395	0.35
Women	Reference			Reference
Body mass index	0.979	0.924–1.036	0.46	1.072	1.004–1.143	0.036
Duration of diabetes	1.058	1.032–1.084	<0.001	1.049	1.019–1.079	0.001
Smoking habit
Current or past	1.222	0.738–2.024	0.44	1.010	0.551–1.853	0.97
Never	Reference			Reference
Drinking habit
Yes	0.980	0.603–1.594	0.94	0.671	0.372–1.208	0.18
No	Reference			Reference
Systolic blood pressure	1.011	0.994–1.027	0.2	1.019	0.999–1.038	0.057
Diastolic blood pressure	0.992	0.963–1.021	0.57	0.985	0.952–1.020	0.41
Serum total cholesterol	1.029	0.784–1.350	0.84	1.031	0.692–1.535	0.88
Serum triglyceride	0.993	0.941–1.049	0.81	0.995	0.919–1.077	0.9
Serum HDL cholesterol	0.968	0.738–1.271	0.82	0.971	0.651–1.447	0.89
Serum LDL cholesterol	0.962	0.733–1.262	0.78	0.968	0.649–1.442	0.87
Plasma glucose	0.997	0.993–1.001	0.14	0.998	0.993–1.003	0.37
Plasma HbA1c	1.570	1.298–1.898	<0.001	1.408	1.143–1.735	0.001

CI, confidence intervals; SNCV, sural nerve conduction velocity; SNAP, sural nerve amplitude; HDL, high-density lipoprotein; LDL, low-density lipoprotein; HbA1c, hemoglobin A1c.