| Vision category | Pre Operative Frequency | % | Post Operative Frequency | % |
|---|---|---|---|---|
| Normal (VA >/= 6/18 | 0 | 0 | 24 | 37 |
| Low vision VA < 6/18 – 3/60 | 17 | 25 | 18 | 26 |
| Blind VA < 3/60 | 49 | 75 | 24 | 37 |
| 3/60- CF [1/60] | [17] | [25] | [16] | [24] |
| HM- LP | [32] | [48] | [7] | [11] |
| NLP | [0] | [0] | [1] | [2] |
| Total | 66 | 100 | 66 | 100 |