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| Staging of visual field | Number of eyes in each stage | |||
|---|---|---|---|---|
| 1994–95 | 2005 | |||
| % | n | % | n | |
| Stage 1 | 40.00 | 32 | 17.50 | 14 |
| Stage 2 | 21.25 | 17 | 30.00 | 24 |
| Stage 3 | 13.75 | 11 | 17.50 | 14 |
| Stage 4 | 8.75 | 7 | 16.25 | 13 |
| Stage 5 | 8.75 | 7 | 5.00 | 4 |
| Stage 6 | 3.75 | 3 | 7.50 | 6 |
| Stage 7 | 3.75 | 3 | 5.00 | 4 |
| Stage 8 | 0.00 | 0 | 1.25 | 1 |
| Stage 9 | 0.00 | 0 | 0.00 | 0 |
