Table 3 Case characteristics
Variable | Pre-ERP (n = 246) | ERP (n = 140) | ERP + GDHT (n = 237) | P value |
|---|---|---|---|---|
Surgery type | < 0.001 | |||
Colectomy | 216 (87.8%) | 101 (72.1%) | 188 (79.2%) | |
Proctocolectomy | 30 (12.2%) | 39 (27.9%) | 49 (20.8%) | |
Laparoscopic cases | 188 (76.4%) | 95 (67.9%) | 154 (65.1%) | 0.023 |
Wound classification | 0.085 | |||
Clean | 1 (0.4%) | 0 (0%) | 0 (0%) | |
Clean contaminated | 157 (63.8%) | 70 (50.0%) | 138 (58.1%) | |
Contaminated | 58 (23.6%) | 46 (32.9%) | 62 (26.3%) | |
Dirty/infected | 30 (12.2%) | 24 (17.1%) | 37 (15.7%) | |
Surgical wound closure | 0.14 | |||
All layers closed | 244 (99.2%) | 139 (99.3%) | 230 (97.0%) |