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Reasons for surgical failure
| Outcome | GDD (n=32) | CPC (n=21) |
|---|---|---|
| Failure | 12 (37.5%) | 10 (47.6%) |
| IOP < 6 | 2 (6.3%) | 3 (14.3%) |
| IOP > 21 | 8 (25.0%) | 6 (28.6%) |
| Re-operation for Glaucoma | 5 (15.6%) | 3 (14.3%) |
| Loss of LP | 1 (3.1%) | 2 (9.5%) |
Percentages sum to greater than total failure percentage as several patients met multiple criteria for surgical failure
