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Table 5 Univariate linear regression models for predicting ventilator–free days using baseline predictors

From: Comparison of thermodilution measured extravascular lung water with chest radiographic assessment of pulmonary oedema in patients with acute lung injury

Predictora Unadjusted β p value 95% CI
  coefficient   
Chest radiograph score −1.75 0.007 (−2.99 to −0.51)
Extravascular lung water −0.18 0.3 (−0.53 to 0.17)
index (ml/kg)    
PaO2 / FiO2 0.41 0.04 (0.02–0.81)
  1. aPer 10–point increase in chest radiograph score and PaO2/FiO2.