TABLE 3.

Multivariate analysis of independent risk factors for hospital mortalitya

VariableAdjusted odds ratio95% CIbP value
Age (1-yr increments)1.021.01-1.040.001
HCAP2.281.67-3.130.009
Requires mechanical ventilation5.053.68-6.92<0.001
Inappropriate initial antimicrobial therapy2.191.27-3.780.005
Bacteremia3.262.54-4.82<0.001
Caucasian1.801.12-2.890.015
Klebsiella species infection2.531.66-3.910.034
  • a Other covariates not presented in the table that had a P value of >0.05 are intensive care unit admission; monotherapy antibiotic regimen; or infection with methicillin-resistant Staphylococus aureus, Pseudomonas aerginosa, Streptococcus pneumoniae, or methicillin-sensitive Staphylococcus aureus. By the Hosmer-Lemeshow goodness-of-fit test, P = 0.653.

  • b CI, confidence interval.