| Surgical Features | Infection | X2 | p | Meaning | |
| Yes n = 52 | No n = 119 | ||||
| Type of anesthesia | |||||
| Regional | 8 | 18 | 0.102 | 0.748 | NS |
| General | 44 | 101 | |||
| Type of incision | |||||
| Vertical | 34 | 87 | 0.722 | 0.395 | NS |