Table 2.
Operative Details
| Variable | Overall cohort (n=625) | Development cohort (n=428) | ||
|---|---|---|---|---|
| Hernia (n=70) | No hernia (n=358) | p Value | ||
| Acute, n (%) | 187 (29.9%) | 26 (37.1%) | 103 (28.8%) | 0.199 |
| Operative service, n (%) | 0.002 | |||
| General | 432 (69.1%) | 53 (75.7%) | 246 (68.7%) | |
| Gynecology | 10 (1.6%) | 0 (0%) | 8 (2.2%) | |
| Plastic | 1 (0.2%) | 1 (1.4%) | 0 (0%) | |
| Thoracic | 2 (0.3%) | 0 (0%) | 1 (0.3%) | |
| Vascular | 16 (2.6%) | 2 (2.9%) | 8 (2.2%) | |
| Urology | 164 (26.2%) | 4 (5.7%) | 95 (26.5%) | |
| Operative duration, h | 3.6 ± 2.1 | 4.1 ± 2.5 | 3.5 ± 2.0 | 0.020 |
| Tranfusion | ||||
| Yes/No, n (%) | 128 (20.5%) | 23 (32.9%) | 63 (17.6%) | |
| Number, mean (range) | 0 (0-17) | 0 (0-7) | 0 (0-17) | |
| EBL, mL (range) | 159 (5-7000) | 200 (10-3000) | 150 (5-7000) | 0.747 |
| Operative approach, n (%) | <0.001 | |||
| Open | 220 (35.2%) | 37 (52.9%) | 112 (31.2%) | |
| HAL | 136 (21.8%) | 21 (30.0%) | 80 (22.3%) | |
| Laparoscopic | 269 (43.0%) | 12 (17.1%) | 166 (46.4%) | |
| Fascial incision type, n (%) | <0.001 | |||
| Midline | 292 (46.7%) | 54 (77.1%) | 152 (42.5%) | |
| Transverse | 59 (9.4%) | 5 (7.1%) | 38 (10.6%) | |
| Other | 274 (43.8%) | 11 (15.7%) | 168 (46.9%) | |
| Wound Class, n (%) | 0.373 | |||
| 1 | 75 (12.0%) | 9 (12.9%) | 39 (10.9%) | |
| 2 | 455 (72.8%) | 45 (64.3%) | 261 (72.9%) | |
| 3 | 50 (8.0%) | 7 (10.0%) | 32 (8.9%) | |
| 4 | 45 (7.2%) | 9 (12.9%) | 26 (7.3%) | |
| Suture, n (%) | <0.001 | |||
| Fast-absorbable | 247 (39.5%) | 11 (15.7%) | 156 (43.6%) | |
| Slow-absorbable | 342 (54.7%) | 52 (74.3%) | 181 (50.6%) | |
| Permanent | 22 (3.5%) | 7 (10.0%) | 13 (3.6%) | |
| Other | 14 (2.2%) | 0 (0%) | 8 (2.2%) | |
| Closure technique, n (%) | 0.194 | |||
| Running | 385 (61.6%) | 46 (65.7%) | 212 (59.2%) | |
| Interrupted | 98 (15.7%) | 7 (10.0%) | 68 (19.0%) | |
| Other | 142 (22.7%) | 17 (24.3%) | 78 (21.8%) | |
EBL, estimated blood loss; HAL, hand assisted laparoscopy.