Table 5.
Uni- and multivariate analyses assessing the association between different factors and postoperative morbidity after laparoscopic cholecystectomy.
| Prognostic Factor | Univariate | Multivariate | ||
|---|---|---|---|---|
| OR [95%-CI] | p-value | OR [95%-CI] | p-value | |
| Gender, male | 1.07 [0.78-1.46] | 0.69 | ||
| Age | 1.01 [0.99-1.02] | 0.10 | ||
| Out-of-hours | 1.83 [1.17-2.85] | 0.008 | 0.74 [0.35-1.57] | 0.43 |
| Timing, acute | 1.59 [1.09-2.33] | 0.018 | 1.82 [0.95-3.45] | 0.069 |
| Prior abdominal surgery | 1.24 [0.88-1.75] | 0.40 | ||
| Operation by surgical staff | 1.92 [1.41-2.60] | <0.001 | 1.71 [1.24-2.36] | 0.001 |
| Bile spill | 1.07 [0.78-1.47] | 0.68 | ||
| Conversion to laparotomy | 4.70 [2.47-8.92] | <0.001 | 3.74 [1.93-7.24] | <0.001 |