Table 2.

Results of multivariable regression model on short (90 day) and long term mortality

Covariate	90 Days Hazard Ratio (95% Confidence Interval)	Overall Hazard Ratio (95% Confidence Interval)
Age
65–69	Reference	Reference
70–74	0.96 (0.72, 1.29)	0.94 (0.85, 1.04)
75–79	1.19 (0.88, 1.59 )	1.17 (1.05, 1.30)
80 and over	1.83 (1.32, 2.53)	1.35 (1.18, 1.55)
Sex
Male	Reference	Reference
Female	0.84 (0.68, 1.05)	1.04 (0.96, 1.13)
Race
Non-black	Reference	Reference
Black	0.71 (0.44, 1.15)	1.04 (0.89, 1.22)
Charlson Comorbidity Score
0	Reference	Reference
1	1.01 (0.64, 1.59)	1.11 (0.95, 1.29)
2	1.21 (0.84, 1.75)	1.23 (1.07, 1.40)
3–4	1.45 (0.88, 2.39)	1.11 (0.91, 1.36)
5+	1.40 (1.06, 1.85)	1.51 (1.36, 1.69)
Type of Resection
Partial hepatectomy	Reference	Reference
Hepatic lobectomy	1.96 (1.542, 2.49)	1.09 (0.99, 1.20)
Timing of Hepatic Resection
Metachronous	Reference	Reference
Synchronous	2.46 (1.89, 3.20)	1.37 (1.24, 151)