Study population
| Characteristics | n (%) |
|---|---|
| Number of eyes operated | 709 (100.0) |
| Number of patients | 566 (100.0) |
| charts not found | 17 (3.1) |
| follow up less than 6 months | 15 (2.7) |
| Remaining eyes | 670 (94.3) |
| Remaining patients | 534 (94.4) |
| Patients operated on both eyes | 136 (24.0) |
| Eyes included in this study | 534 |
| Follow up of all 534 eyes | |
| mean (SEM) (months) | 27.9 (0.60) |
| range (months) | 6–61 |