Table 1 Characteristics of study groups
S. no | Characteristic | Controls (n = 40) | No DR (n = 38) | NPDR (n = 38) | PDR (n = 40) |
|---|---|---|---|---|---|
1. | Age (years) (mean ± SD) | 52.95 ± 7.49 | 52.11 ± 5.84 | 55.21 ± 4.78 | 53.58 ± 6.87 |
2. | Gender | ||||
Male | 26 | 24 | 26 | 25 | |
Female | 14 | 14 | 12 | 15 | |
3. | Duration of diabetes in years (mean ± SD) | 0 | 7.16 ± 6.04 | 10.26 ± 5.82 | 11.08 ± 4.55 |
4. | Glycated Hb (%) (mean ± SD) | 5.35 ± 0.1 | 7.42 ± 0.19 | 8.48 ± 0.28 | 8.90 ± 0.18 |
5. | Central subfield thickness (mean ± SE) | 247.9 ± 2.6 | 251.7 ± 4.3 | 304.7 ± 22.5 | 455.9 ± 19.36 |
6. | S. urea (mg/dl) | 33.26 ± 0.8 | 38.03 ± 2.1 | 37.96 ± 0.9 | 39.89 ± 1.1 |
7. | S. creatinine (mg/dl) | 0.96 ± 0.01 | 1.12 ± 0.02 | 1.11 ± 0.02 | 1.61 ± 0.01 |