Table 3.

Logistic regression analysis assessing association of empiric aztreonam therapy and empiric therapy failure

Characteristic	Unadjusted analysis Crude OR (95% CI)	Multivariable analysis Adjusteda OR (95% CI)
Empiric aztreonam therapy	4.85 (1.51, 15.57)	6.15 (1.56, 24.33)
Other Anti-PsA BL therapy	Reference	Reference

Note:

^aAdjusted for SOFA score and source of positive Pseudomonas aeruginosa culture.

Abbreviations: Anti-PsA BL, anti-pseudomonal beta-lactam; SOFA, sequential organ failure assessment.