Table V.

Univariable and multivariable logistic regression analysis for perioperative mortality

Variables	Univariable analysis			Multivariable analysis
	OR	95% CI	P value	OR	95% CI	P value
Age >65 y	2.39	2.01–2.93	<.001	1.95	1.64–2.33	<.001
Male gender	0.69	0.59–0.81	<.001	0.75	0.63–0.88	.001
White race	Ref	—	—
Black	0.84	0.62–1.13	.24
Hispanic	1.21	0.92–1.59	.18
Functional status
Independent	Ref	—	—	Ref	—	—
Partially dependent	4.93	3.54–6.86	<.001	2.63	1.81–3.82	<.001
Totally dependent	6.16	3.98–9.53	<.001	2.97	1.80–4.89	<.001
Smoking	0.93	0.77–1.13	.49
Alcohol use	1.30	0.87–1.96	.20
Disseminated cancer	0.91	0.74–1.13	.39
Preoperative chemotherapy	0.76	0.52–1.11	.15
Diabetes	1.35	1.22–1.51	<.001	1.06	0.83–1.35	.63
ASA
1/2	Ref	—	—	Ref	—	—
3/4	3.77	2.97–4.78	<.001	2.54	1.97–3.29	<.001
Year
2005	Ref	—	—	Ref	—	—
2006–2011	1.51	0.87–2.63	.15	1.19	0.73–2.21	.40
2012	1.07	0.56–2.05	.84	0.90	0.47–1.72	.74
Pancreas resection	0.98	0.84–1.15	.83	0.92	0.78–1.08	.32
Perioperative morbidity	14.78	11.68–18.71	<.001	13.80	10.78–17.66	<.001
Resident participation	0.78	0.63–0.95	.01	0.75	0.60–0.94	.01

ASA, American Society of Anesthesiologists; OR, odds ratio.