Table 3: Multivariate analysis of risk factors for in-hospital deaths among surgical, critically ill patients with sepsis

Variables	Multiple logistic regression analysis
	Odds ratio	95% Confidence Interval	P-value
Heart failure	1.71	0.25-11.9	0.575
APACHE II score (points)	1.02	0.94-1.11	0.617
SOFA score (points)	1.24	1.03-1.52	0.023
Prothrombin activity (%)	0.99	0.96-1.02	0.521

Abbreviations: APACHE II: Acute Physiology and Chronic Health Evaluation; SOFA: Sequential Organ Failure Assessment