Research Article

Protective Effect of the HIF-1A Pro582Ser Polymorphism on Severe Diabetic Retinopathy

Table 3

Association in patients with type 1 diabetes between various demographic and disease factors and risk for severe NPDR/PDR (comparing no retinopathy () vs. severe NPDR/PDR ()).

Univariate logistic regression analysisOR (95% CI) value

Age1.03 (1.02-1.05)<0.0001415
Sex (female vs. male)0.96 (0.65-1.41)0.821415
Systolic blood pressure1.03 (1.02-1.04)<0.0001414
Diastolic blood pressure0.99 (0.97-1.01)0.425414
Duration1.11 (1.09-1.13)<0.0001415
BMI (kg/m2)1.01 (0.96-1.06)0.616414
HbA1c1.06 (1.04-1.08)<0.0001415
Smoking ()1.26 (0.70-2.27)0.438415
TG1.79 (1.24-2.59)0.002415
HDL0.68 (0.47-0.99)0.046414
LDL0.99 (0.78-1.25)0.929412
Cholesterol1.00 (0.82-1.23)0.977415
HIF-1A330
 CCREF
 CT0.59 (0.30-1.16)0.13
 TT0.16 (0.03-0.76)0.02
Multivariate logistic regression analysisOR (95% CI) value
Duration1.11 (1.09-1.15)<0.0001328
HbA1c1.08 (1.06-1.11)<0.0001328
Systolic blood pressure1.03 (1.01-1.05)0.01328
HDL0.60 (0.34-1.07)0.08328
HIF1A328
 CCREF
 CT0.79 (0.30-2.05)0.62
 TT0.05 (0.003-0.91)0.04

Univariate and multivariate logistic regression analyses were performed. BMI, body mass index; HbA1c, glycated hemoglobin; TG, triglycerides. CC, CT, and TT are the genotypes of the HIF-1A Pro582Ser polymorphism; REF, reference group.