Optic disc morphometric characteristics, of patients who developed field loss (column 1) and of those who retained a normal field in the eye with initially normal field (column 2), during the follow up. Data are presented as median (IQR)
| 1 | 2 | |
|---|---|---|
| Disc area (mm2) | 2.26 (1.98; 2.76) | 2.04 (1.82; 2.42) |
| Rim area (mm2) | 0.91 (0.77; 1.06) | 1.10 (0.91; 1.15) |
| Cup/disc area | 0.61 (0.52; 0.64) | 0.47 (0.43; 0.53) |
| Relative NRR area (%) | 57.3 (52; 60) | 71.6 (61.6; 76.9) |