Causes of visual impairment after cataract surgery (eyes and persons)
| Visual impairment (presenting visual acuity <6/18) | ||
|---|---|---|
| Cause | Eyes, n (%) | Persons, n (%) |
| Posterior segment pathology | 104 (52.0) | 26 (46.4) |
| Refractive error | 50 (25.0) | 23 (41.1) |
| Posterior capsular opacity | 37 (18.5) | 7 (12.5) |
| Corneal opacity | 9 (4.5) | 0 (0.0) |
| 200 (100) | 56 (100) | |