Table 2. Description of continuous variables of patients with ventilator-associated tracheobronchitis.

Variables	Mean ± SD	Range
Duration of hospitalization, days	49.7 ± 27.9	14–144
Interval between the patient’s intubation and symptoms onset, days	4.7 ± 8.5	0.5–60
Duration of response to treatment, days	4.9 ± 4.7	1–21
Interval between the onset of treatment and extubation time in patients who recovered without tracheostomy, days	14.1 ± 19.9	2–90

SD: standard deviation.