Table 4.

Multiple regression model on intensive care unit mortality

Variable	OR (95% CI)	p value
PFratio (per 1 unit)	0.91 (0.86–0.97)	0.004
SOFA Score (per point)	1.26 (1.09–1.45)	0.001
Treatment with statins:
No	Reference
Yes	0.27 (0.06–1.21)	0.09

CI, confidence interval; OR, odds ratio; SOFA, Sequential Organ Failure Assessment.