Postoperative change in visual function
| Preoperative mean (SD) | Postoperative mean (SD) | P value | |
| LogMAR visual acuity | 0.4 (0.7) | 0.3 (0.7) | <0.001 |
| Mean deviation in (−) decibels | 10.8 (7.4) | 7.2 (5.4) | 0.01 |
| Visual field index in percentage | 72.8 (25.7) | 85.1 (18.2) | 0.011 |
logMAR, logarithmic minimum angle of resolution.