. Author manuscript; available in PMC: 2017 Jul 1.

Published in final edited form as: Ann Vasc Surg. 2016 May 10;34:171–177. doi: 10.1016/j.avsg.2015.12.024

Table 6. Multivariate Analysis of Associated Variables Affecting Mortality.

Associated Factors/Pre-Operative Comorbidities	Mortality

	<80	≥80
	<80	OR	95% CI
Female	Reference	1.28	1.05-1.56
Cardiac	Reference	0.76	0.45-1.29
pulmonary	Reference	2.26	1.81-2.81
Renal	Reference	4.25	3.32-5.45
Diabetes	Reference	0.94	0.76-1.16
Smoking	Reference	0.83	0.66-1.05
Obesity (BMI ≥ 30)	Reference	0.43	0.31-0.59
Dependent functional status	Reference	3.8	3.12-4.64

CI = Confidence interval ; OR = odds ratio