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Fistula characteristics
| n | ||
|---|---|---|
| Fistula type | Simple | 32 (78%) |
| Complex | 9 (22%) | |
| Internal opening level | Below dentate line | 14 (34.1%) |
| At the dentate line | 24 (58.5%) | |
| Above the dentate line | 3 (7.3%) | |
| External opening number | 1 | 31 (75.6%) |
| 2 | 7 (17.1%) | |
| 3 | 3 (6.3%) | |
| External opening position | Anterior | 23 (56.1%0 |
| Posterior | 18 (43.9%) | |
| Procedure | Seton (dranage/cutting) | 27 |
| Fistulotomy | 9 | |
| Fistulotomy and Seton | 9 |
