Table 3.

Significant parameters for poostoperative biliary leakage after multivariate logistic regression analysis

Parameter	Regression coefficient	Odd’s ratio (95% CI)	p-value
Age	0.026	1.026 (1.007–1.047)	0.008
Major resection	0.841	2.320 (1.489–3.614)	< 0.001
Combined treatment FOLFOX und Cetuximab	1.253	3.500 (1.393–8.794)	0.008
Operating time	0.004	1.004 (1.003–1.006)	< 0.001
Constant	− 5.039	0.006	< 0.001

CI confidence interval