Table 3 Outcomes before and after PSM
Characteristics | Before PSM | After PSM | ||||
|---|---|---|---|---|---|---|
SSES (162) | SNS (95) | P value | SSES (95) | SNS (95) | P value | |
Intraoperative blood loss, mL | 71.6 ± 67.9 | 100.0 ± 119.2 | 0.016* | 76.0 ± 63.5 | 100.0 ± 119.2 | 0.085 |
Operation time, min | 235.5 ± 76.2 | 274.7 ± 77.0 | < 0.01** | 243.1 ± 78.5 | 274.7 ± 77.0 | 0.006** |
Post-operative hospital stay, day | 8.0 ± 4.0 | 9.5 ± 6.0 | 0.021* | 8.4 ± 4.7 | 9.5 ± 6.0 | 0.182 |
Post-operative overall complications | 34 (21.0%) | 26 (27.4%) | 0.243 | 22 (23.2%) | 26 (27.4%) | 0.504 |
Post-operative major complications | 1 (0.6%) | 4 (4.2%) | 0.064 | 0 (0.0%) | 4 (4.2%) | 0.121 |
Stoma-related complications | 25 (0.6%) | 11 (11.6%) | 0.390 | 17 (17.9%) | 11 (11.6%) | 0.219 |
Stoma edema | 0 (0.0%) | 2 (2.1%) | 0.136 | 0 (0.0%) | 2 (2.1%) | 0.497 |
Stoma prolapse | 1 (0.6%) | 0 (0.0%) | 1.000 | 0 (0.0%) | 0 (0.0%) | – |
Stoma necrosis | 0 (0.0%) | 1 (1.1%) | 0.370 | 0 (0.0%) | 1 (1.1%) | 1.000 |
Stoma bleeding | 2 (1.2%) | 0 (0.0%) | 0.532 | 1 (1.1%) | 0 (0.0%) | 1.000 |
Stoma stenosis | 2 (1.2%) | 0 (0.0%) | 0.532 | 2 (2.1%) | 0 (0.0%) | 0.497 |
Skin inflammation around the stoma | 16 (9.9%) | 6 (6.3%) | 0.325 | 11 (11.6%) | 6 (6.3%) | 0.204 |
Parastomal hernia | 4 (2.5%) | 2 (2.1%) | 1.000 | 3 (3.2%) | 2 (2.1%) | 1.000 |