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Vision impairment in patients (n=103) before and after surgery
| Category | Before surgery Number (percent) | After surgery Number (percent) |
|---|---|---|
| No vision impairment | 17 (16.5) | 42 (40.8) |
| Mild vision impairment | 25 (24.3) | 32 (31.1) |
| Moderate vision impairment | 27 (26.2) | 18 (17.5) |
| Severe vision impairment | 7 (6.8) | 3 (2.9) |
| Blindness | 27 (26.2) | 8 (7.8) |
