Variable

Odds ratio

Interval (95% IC)

p

Extended stay

0.2

0.08 - 0.5

0.001

Death

0.5

0.1 - 1.4

0.1

Prolonged use of antibiotics

0.3

0.1 - 2.0

0.07

Prolonged use of mechanical ventilation

0.7

0.5 - 1.2

0.1