Table 4 Final adjusted stepwise analysis with diabetic retinopathy as dependent variable
From: Regional differences in the prevalence of diabetic retinopathy: a multi center study in Brazil
Non-proliferative DR | Proliferative DR | |||||||
|---|---|---|---|---|---|---|---|---|
O.R | CI 95% | p value | O.R | CI 95% | p value | |||
Southeast | ||||||||
Duration of diabetes, years | 1.1 | 1.0 | 1.1 | 0.000 | 1.1 | 1.1 | 1.2 | 0.000 |
HbA1c (%) | 1.3 | 1.2 | 1.4 | 0.000 | 1.2 | 1.0 | 1.4 | 0.058 |
BMI | 1.0 | 1.0 | 1.1 | 0.155 | 1.1 | 1.0 | 1.1 | 0.080 |
Hypertension | 2.4 | 1.5 | 3.9 | 0.000 | 3.5 | 1.8 | 6.6 | 0.000 |
Physical activity | 0.7 | 0.5 | 0.9 | 0.020 | 0.6 | 0.3 | 1.0 | 0.040 |
South | ||||||||
Duration of diabetes, years | 1.1 | 1.0 | 1.1 | 0.002 | 1.1 | 1.1 | 1.2 | 0.000 |
HbA1c (%) | 1.4 | 1.1 | 1.7 | 0.001 | 1.1 | 0.9 | 1.5 | 0.318 |
BMI | 1.1 | 1.0 | 1.2 | 0.024 | 1.0 | 0.9 | 1.2 | 0.980 |
Hypertension | 1.3 | 0.5 | 3.2 | 0.628 | 5.7 | 1.9 | 17.5 | 0.002 |
Physical activity | 1.7 | 0.8 | 3.5 | 0.154 | 2.5 | 0.9 | 6.7 | 0.076 |
North and Northeast | ||||||||
Duration of diabetes, years | 1.1 | 1.0 | 1.1 | 0.001 | 1.2 | 1.1 | 1.3 | 0.000 |
HbA1c (%) | 1.2 | 1.1 | 1.4 | 0.001 | 1.2 | 1.0 | 1.4 | 0.041 |
BMI | 1.1 | 1.0 | 1.1 | 0.221 | 0.9 | 0.8 | 1.0 | 0.063 |
Hypertension | 2.4 | 1.1 | 5.3 | 0.028 | 5.5 | 2.1 | 14.8 | 0.001 |
Economic status | 0.6 | 0.4 | 1.1 | 0.126 | 0.2 | 0.1 | 0.5 | 0.002 |
Midwest | ||||||||
Duration of diabetes, years | 1.1 | 1.1 | 1.3 | 0.000 | 1.3 | 1.2 | 1.4 | 0.000 |
HbA1c (%) | 1.3 | 1.1 | 1.6 | 0.014 | 1.3 | 1.0 | 1.8 | 0.084 |
Caucasian | 2.8 | 1.3 | 6.1 | 0.012 | 0.5 | 0.2 | 1.6 | 0.262 |