Table 3.

Multivariate Linear Regression Model Comparing the Association of B/F Ratio to Sight-Threatening Diabetic Retinopathy

			95% CI
Variables	Category	Coefficient	Lower	Upper	P Value
Sight-threatening Diabetic Retinopathy	—	0.379	−0.216	0.976	0.206
Glycated hemoglobin - HbA1c	>7.0%	−0.162	−0.742	0.417	0.575
Body mass index	< 25.0 (Reference)
	25.0–29.9	−0.437	−1.112	0.237	0.198
	> 30.0	−0.093	−0.763	0.577	0.780
Duration of diabetes (y)	—	−0.017	−0.055	0.020	0.365
Age (y)	—	−0.006	−0.044	0.032	0.747
Gender (male)	—	−0.348	−0.935	0.239	0.238
Hypertension	—	0.361	−0.280	1.002	0.263
Cardiovascular disease	—	0.335	−0.296	0.967	0.291
Dyslipidemia	—	−0.629	−1.546	0.288	0.174
Diet	Nonvegetarian	−0.216	−0.767	0.335	0.434

CI, confidence interval.