TABLE 1

Clinical measurements in diabetic patients

Nonproliferative retinopathy or no retinopathyProliferative retinopathyP
n19869
Sex (M/F)1/11/0.76NS
Diabetes type (1/2)1/0.561/0.50NS
Microalbuminuria (+/−)1/1.931/0.53<0.001
Systolic blood pressure (mmHg)137 ± 17141 ± 16NS
Diastolic blood pressure (mmHg)74 ± 1176 ± 11NS
HbA1c (%)8.7 ± 1.49.2 ± 1.40.026
Creatinine (mg/dl)103 ± 24129 ± 91<0.001
BMI (kg/m2)27.7 ± 4.827.4 ± 4.7NS
Age (years)52.6 ± 16.151.1 ± 15.3NS
Duration of diabetes (years)20.6 ± 9.423.2 ± 9.20.037
  • Data are means ± SD or, for categorical variables, n or ratio. Comparisons between retinopathy groups are by unpaired Student’s t test or χ2 test. P values <0.05 are considered significant.