Result of trabeculectomy by presence or absence of conjunctival leakage of aqueous humour.
| Leak | Result | Total | ||
|---|---|---|---|---|
| Success | Partial failure | Failure | ||
| Pearson χ2(2) = 1.73, p = 0.42. | ||||
| Mild/moderate/severe leakage | ||||
| None | 94 (80%) | 15 (13%) | 8 (7%) | 117 |
| Any leak | 138 (82%) | 25 (15%) | 6 (4%) | 169 |
| Total | 232 (81%) | 40 (14%) | 14 (5%) | 286 |
| Moderate/severe leakage | ||||
| None | 171 | 27 | 12 | 210 |
| Moderate/severe | 61 | 13 | 2 | 76 |
| Total | 232 | 40 | 14 | 286 |