Principal causes of impaired vision in operated eyes with presenting acuity less than 6/18
| No (%) of eyes with visual acuity <6/18 | ||||
|---|---|---|---|---|
| Principal cause | Aphakics | Pseudophakics | Undetermined* | Total |
| *Undetermined lens status due to corneal opacity or phthisical/absent globe. | ||||
| Refractive error | 4 (12.9) | 62 (39.7) | 0 (0.0) | 66 (34.6) |
| Macular degeneration | 3 (9.7) | 32 (20.5) | 0 (0.0) | 35 (18.3) |
| Glaucoma | 6 (19.4) | 14 (9.0) | 0 (0.0) | 20 (10.5) |
| PCO/after cataract | 0 (0.0) | 16 (10.3) | 0 (0.0) | 16 (8.4) |
| Optic atrophy | 7 (22.6) | 4 (2.6) | 0 (0.0) | 11 (5.8) |
| Diabetic/vascular retinopathy | 2 (6.5) | 8 (5.1) | 0 (0.0) | 10 (5.2) |
| Corneal opacity | 1 (3.2) | 7 (4.5) | 1 (25.0) | 9 (4.7) |
| High myopia | 3 (9.7) | 4 (2.6) | 0 (0.0) | 7 (3.7) |
| Phthisical/absent globe | 1 (3.2) | 1 (0.6) | 3 (75.0) | 5 (2.6) |
| Retinal detachment | 2 (6.5) | 2 (1.3) | 0 (0.0) | 4 (2.1) |
| Other/undetermined | 2 (6.4) | 6 (3.8) | 0 (0.0) | 8 (4.1) |
| All | 31 (100.0) | 156 (100.0) | 4 (100.0) | 191 (100.0) |