Table 2 Multivariate analysis of recurrence rates according to surgical approach and presentation of the tumor
Endoscopic approach | Combined approach | External approach | Total | |
|---|---|---|---|---|
No. of recurrences / total no. of patients (%) | No. of recurrences / total no. of patients (%) | No. of recurrences / total no. of patients (%) | No. of recurrences / total no. of patients (%) | |
Primary IP | 3 / 24 (12.5) | 1 / 3 (33.3) | 18 / 68 (26.5) | 22 / 95 (23.2) |
Residual IP | 8 / 32 (25.0) | 2 / 6 (33.3) | 21 / 46 (45.7)* | 31 / 84 (36.9)† |
Recurrent IP | 5 / 23 (21.7) | 1 / 5 (20.0) | 15 / 40 (37.5) | 21 / 68 (30.9) |
Total | 16 / 79 (20.3) | 4 / 14 (28.6) | 54 / 154 (35.1)‡ | 74 / 247 (30.0) |