. 2015 May 21;15:65. doi: 10.1186/s12893-015-0052-y

Table 3.

Univariable and multivariable logistic regression analyses evaluating risk factors for post-operative (within 30 days) mortality

Covariates	OR	95 % CI	p
Univariate analysis
Urgency	10.83	1.29-91.09	0.028
Pre-operative MELD^a ≥ 20	4.35	1.03-18.45	0.049
Mesh repair	0.28	0.06-1.45	0.129
CTP^b C	2.60	0.63-10.82	0.188
Combined surgery	3.48	0.51-23.89	0.204
Poorly controlled ascites	1.96	0.52-7.31	0.317
Age > 60 years	1.94	0.51-7.37	0.328
Male gender	0.99	0.18-5.37	0.989
CTP^b A*	-	-	-
Type of hernia (umbilical vs. inguinal)*	-	-	-
Multivariate analysis
Urgency	10.83	1.29-91.09	0.028

Abbreviations: a-MELD, model for end-stage liver disease; b-CTP, Child Turcotte Pugh

*phenomenon of singularity: no cases of death-