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Multivariable regression analysis of the predicting effect of periampullary diverticulum on common bile duct stone with the presence of confounders.
| Item | Multivariate P value | Odds ratio | 95% CI | |
|---|---|---|---|---|
| Lower limit | Upper limit | |||
| Presence of diverticulum | <0.001 | 6.450 | 3.159 | 13.167 |
| Male gender | 0.832 | 1.049 | 0.673 | 1.634 |
| Advanced age | 0.018 | 0.983 | 0.970 | 0.997 |
| Serum total bilirubin | <0.001 | 1.081 | 1.035 | 1.129 |
Hosmer-Lemeshow goodness of fit: χ 2 = 4.240, P = 0.835.
