Table 3.
Multi-treatment weighted logistic regression analysis for secondary endpoints
| Endpoint/treatment |
NBP (No. = 3742) OR (95% CI); p |
oA (No. = 406) OR (95% CI); p |
MBP (No. = 1486) OR (95% CI); p |
MoABP (No. = 607) OR (95% CI); p |
|---|---|---|---|---|
| sdiSSIs |
3.3% Reference |
2.5% 0.67 (0.33–1.40); p = .285 |
4.9% 1.29 (0.81–2.07); p = .289 |
1.7% 0.29 (0.14–0.60); p = .001 |
| Deep wound dehiscence |
0.2% Reference |
0.7% 3.08 (0.84–11.2); p = .089 |
0.3% 0.75 (0.19–2.96); p = .678 |
0.2% 0.50 (0.06–4.13); p = .521 |
| Abdominal collection/abscess |
1.7% Reference |
0.7% 0.35 (0.08–1.51); p = .157 |
1.8% 1.53 (0.81–2.91); p = .190 |
1.0% 0.54 (0.15–1.88); p = .332 |
| Major morbidity |
5.3% Reference |
7.6% 2.07 (1.31–3.28); p = .002 |
6.7% 1.04 (0.72–1.52); p = .825 |
4.9% 0.71 (0.46–1.12); p = .140 |
| Reoperation |
4.6% Reference |
5.4% 1.48 (0.86–2.53); p = .158 |
6.2% 1.26 (0.86–1.85); p = .230 |
4.5% 0.76 (0.47–1.22); p = .250 |
| Mortality |
0.9% Reference |
0.5% 0.86 (0.21–3.48); p = .833 |
1.0% 1.38 (0.61–3.11); p = .439 |
0.3% 0.62 (0.11–3.38); p = .578 |
NBP no bowel preparation, oA oral antibiotics alone, MBP mechanical bowel preparation alone, MoABP mechanical bowel preparation and oral antibiotics, sdiSSIs superficial and/or deep incisional surgical site infections