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Table 3 Multivariate analysis of the predictive factors for gram negative bacteremia in critically ill patients with clinical sepsis and positive blood cultures.

From: Serum procalcitonin elevation in critically ill patients at the onset of bacteremia caused by either gram negative or gram positive bacteria

 

Odds ratio

Variable type

95% CI

p

Soft tissue source of infection (yes)

9.10

dichotomous

1.09

100.0

0.042

Log10PCT

4.17

continuous

2.08-

8.33

<0.001

  1. PCT: Procalcitonin; CI: Confidence Interval.