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Table 4 Outcomes of study patients based on the presence of ventilator-associated lower respiratory tract infections

From: Accuracy of ventilator-associated events for the diagnosis of ventilator-associated lower respiratory tract infections

 

VAP, n = 215

VAT, n = 99

No VA-LRTI, n = 745

p

ICU mortality

82 (38.1)

20 (20.2)

313 (42)

< 0.001*¤

Duration of mechanical ventilation, days

18 (11–31)

18 (11–24)

8 (6–13)

< 0.001#*

Mechanical ventilation-free days

1 (0–13)

8 (0–15)

11 (0–20)

< 0.001#*¤

Length of ICU stay, days

26 (15–42)

25 (17–37)

12 (8–18)

< 0.001#*

Length of hospital stay, days

31 (18–60)

36 (24–56.3)

17 (10–30)

< 0.001#*

  1. Data are numbers (%), or median (interquartile range)
  2. d, days; VAP, ventilator-associated pneumonia; VAT, ventilator-associated tracheobronchitis
  3. * Significant difference between VAT and no VA-LRTI groups
  4. #Significant difference between VAP and no VA-LRTI groups
  5. ¤Significant difference between VAP and VAT groups