Table 2 Multivariable logistic regression of risk factors associated with DD

Ventilatory treatment time, d

1.99

1.18-3.38

0.010

Sedative, d

0.76

0.54-1.07

0.12

Duration of elevated CRP, d

1.12

1.01-1.24

0.039

CRP at discharge, μg/ml

1.07

0.95-1.20

0.26