. Author manuscript; available in PMC: 2016 Jul 22.

Published in final edited form as: World J Surg. 2016 Mar;40(3):706–714. doi: 10.1007/s00268-015-3307-y

Table 5.

Multivariate cox regression analysis demonstrating association of type of complication with long-term survival

	Hazard Ratio (95 % CI)^*	P value	C-index
Univariate analysis
Overall complications	1.66 (0.13–2.45)	0.01
Infectious complications	3.32 (1.41–7.82)	0.006
Non-infectious complications	1.54 (1.03–2.31)	0.03
Multivariate analysis^a
Overall complications	1.68 (1.07–2.63)	0.02	0.74
Infectious complications	5.56 (2.24–13.80)	<0.001	0.75
Non-infectious complications	1.50 (0.94–2.40)	0.09
Multivariate analysis^b
Overall complications	1.03 (0.63–1.67)	0.91	0.76
Infectious complications	3.32 (1.24–8.83)	0.02	0.77
Non-infectious complications	0.90 (0.54–1.50)	0.68

Reference group is no complications group

Adjusted for patient and disease-specific factors: age, gender, T stage, N stage, Metastasis

Adjusted for T stage, N stage, metastasis, adjuvant chemotherapy, resection margin, multi-organ resection, and type of resection