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

Published in final edited form as: J Surg Res. 2016 Jul 15;206(1):106–112. doi: 10.1016/j.jss.2016.07.013

Table 4.

Multivariable mortality risk model

	Odds Ratio	95% CI min	95% CI max	Wald Chi-Square	P-value
Perioperative transfusion	14.5	3.08	67.8	3.39	0.001
Major hepatectomy vs. minor hepatectomy	1.14	0.24	5.50	0.16	0.870
NSQIP mortality probability (unit change = 0.10)	2.16	2.2e⁶	2.2e¹²	1.09	0.276

Model C-statistic: 0.88