| Variables | CG+ | CG− | p |
| Age (years) | 51.3 (12.3) | 41 (9.5) | 2.79 × 10−5 |
| IOPa (mmHg) |
|
|
|
| Right eye | 21.68 (12) | 12.2 (2.5) | 4.46 × 10−6 |
| Left eye | 21.55 (9.9) | 12.23 (2.6) | 3.99 × 10−8 |
| C/Db (décimal scale) |
| ||
| Right eye | 0.96 (0.1) | 0.16 (0.1) | 0.1 × 10−12 |
| Left eye | 0.98 (0.06) | 0.15 (0.09) | 0.1 × 10−12 |
| MDc (−dB) |
|
|
|
| Right eye | −13.6 (1.5) | −3.4 (0.86) | 0.1 × 10−12 |
| Left eye | −14.5 (1.6) | −3.1 (0.76) | 0.1 × 10−12 |