Table 4.
Univariate and multivariate logistic regression analysis comparing fatal perforations with non-fatal perforations
| Univariate logistic regression | Multivariate logistic regression | |||||
|---|---|---|---|---|---|---|
| OR | CI 95% | p value | OR | CI 95% | p value | |
| Age > 80 years | 2.558 | 1.498–4.369 | 0.001 | 3.842 | 1.999–7.386 | < 0.0001 |
| Age | 2.558 | 1.498–4.369 | 0.001 | |||
| Sex | ||||||
| Male | ||||||
| Female | 1.354 | 0.815–2.251 | 0.242 | |||
| ERCP indication | ||||||
| Malignancy diagnosis | 7.827 | 4.413–13.883 | < 0.001 | 11.203 | 5.819–21.569 | < 0.0001 |
| Papilla within diverticula | 0.704 | 0.306–1.617 | 0.408 | |||
| Bile duct stenosis | 2.396 | 1.417–4.053 | 0.001 | |||
| Dilation biliary stricture | 0.661 | 0.267–1.635 | 0.370 | |||
| Biliary stent | 1.096 | 0.649–1.851 | 0.732 | |||
| Sphincterotomy | ||||||
| Bile duct | 0.500 | 0.299–0836 | 0.008 | |||
| Pre-cut | 1.412 | 0.795–2.507 | 0.239 | |||
| Pancreatic duct | 2.077 | 0.964–4.479 | 0.062 | 2.839 | 1.078–7.478 | 0.035 |
| Bile duct stone extraction | 0.275 | 0.107–0.711 | 0.008 | |||
| Performing center | ||||||
| Q1–3 | ||||||
| Q4 | 0.514 | 0.282–0.937 | 0.030 | |||
| Performing endoscopist | ||||||
| Q1–3 | ||||||
| Q4 | 0.516 | 0.270–0.986 | 0.045 | |||
Q quartile, OR odds ratio, CI confidence interval