| Site | Endoscopic | CWU | CWD | Combined | Total |
| Recurrence | 2 (25.0%) | 2 (28.0%) | 1 (50.0%) | 1 (100.0%) | 6 (33.3%) |
| Site of recurrence | |||||
| Attic | 0 (0.0%) | 1 (50.0%) | 0 (0.0%) | 1 (100.0%) | 2 (33.0%) |
| Extension into Sinus Tympani | 1 (50.0%) | 0 (0.0%) | 0 (0.0%) | 0 (0.0%) | 1 (16.7%) |
| Extension into Facial Recess | 0 (0.0%) | 0 (0.0%) | 1 (100.0%) | 0 (0.0%) | 1 (16.7%) |
| Extension into Prussak’s Space | 0 (0.0%) | 0 (0.0%) | 0 (0.0%) | 0 (0.0%) | 0 (0.0%) |
| Extension into Hypotympanum | 0 (0.0%) | 0 (0.0%) | 0 (0.0%) | 0 (0.0%) | 0 (0.0%) |
| Extension into mastoid | 1 (50.0%) | 1 (50.0%) | 0 (0.0%) | 0 (0.0%) | 2 (33.0%) |