Clinical details of the total 510 diabetic patients with and without sight threatening diabetic retinopathy. Data are presented as mean (SD)
| STDR | NSTDR | p Value | |
|---|---|---|---|
| *p<0.05; **p<0.001; STDR = sight threatening diabetic retinopathy; NSTDR = non-sight threatening diabetic retinopathy; BCVA = best corrected visual acuity; TCT = tritan contrast threshold. | |||
| No | 17 | 493 | |
| Age (years) | 60.4 (11.3) | 60.9 (13.9) | >0.5 |
| Diabetes duration (years) | 11.8 (6.9) | 10.4 (8.6) | 0.43 |
| Urinary albumin counts (mg/l) | 28.2 (28.7) | 26 (47.6) | 0.19 |
| Glycohaemoglobin (%) | 9.8 (1.6) | 8.1 (2.2) | 0.02* |
| Functional tests | |||
| BCVA (log) | 0.1 (0.11) | 0.06 (0.09) | 0.13 |
| TCT | 24.7 (7.2) | 42.3 (6.5) | <0.0001** |