Table 1 Mean N1–P1 amplitudes (nV/deg2) for 5 rings of retina
Area of retina | Type 2 diabetic subjects (N = 20) | Controls (N = 20) | p value |
|---|---|---|---|
Ring 1 | 67.5 ± 28.4 | 103.4 ± 19.9 | < 0.001 |
Ring 2 | 31.3 ± 14.6 | 87.8 ± 11.19 | < 0.001 |
Ring 3 | 16.1 ± 4.8 | 78.5 ± 12.2 | < 0.001 |
Ring 4 | 7.8 ± 3 | 57.2 ± 7.3 | < 0.001 |
Ring 5 | 5.2 ± 2.6 | 51.2 ± 6.4 | < 0.001 |