Table 3.

Outcomes of patients with (cases) and patients without (controls) ventilator-associated tracheobronchitis

Outcome	Cases (n = 55)	Controls (n = 55)	Pa
Duration of mechanical ventilation (days)
Median (range)	17.0 (3–95)	8.0 (3–61)	<0.001
Mean ± SD	21.6 ± 16.0	13.3 ± 13.1
Length of ICU stay (days)
Median (range)	24.5 (5–95)	12.0 (4–74)	<0.001
Mean ± SD	28.0 ± 15.7	17.6 ± 16.6
ICU mortality (n [%])	16 (29)	20 (36)	0.294

^aResults by univariate analysis. ICU, intensive care unit; SD, standard deviation.