Table 1: Demographic characteristics of patients with trocar injury vs. no trocar injury.
| Characteristics | Trocar injury (n = 23) Mean (SD) | No Trocar injury (n = 268) Mean (SD) | p-value |
| Age (Year) | 64.6 (13.6) | 59.0 (13.0) | 0.051 |
| Body mass index (BMI) | 25.8 (5.6) | 27.5 (5.7) | 0.175 |
| Parity | 2.5 (1.2) | 2.8 (2.0) | 0.630 |
| N (%) | N (%) | p-value | |
| Smoking | 2 (9%) | 20 (8%) | 0.700 |
| Exposure to the rigid catheter guide | 16 (70%) | 139 (52%) | 0.106 |
| Hormone replacement therapy | 8 (30%) | 51 (19%) | 0.104 |
| Prior hysterectomy | 13 (57%) | 101 (38%) | 0.076 |
| Previous sling surgery | 5 (22%) | 25 (9%) | 0.073 |