Skip to main content

Advertisement

Table 2 Patient characteristics at ICU admission, 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 = 215VAT, n = 99No VA-LRTI, n = 745p
Male gender156 (72.5)66 (66.6)473 (63.5)0.001#
Age, years57 (45–67)59 (47–69)61 (49–69.8)0.041#
SAPS II59 (48–73)55 (45–68)58.5 (46–71)0.126
SOFA10 (7–12)9 (6–11)9 (6–12)0.091
Reason for admission
 Medical vs surgical181 (84.2)80 (80.8)622 (83.5)0.742
 Septic shock54 (25.1)17 (17.2)194 (26)0.158
 Acute respiratory failure80 (37.2)35 (35.4)260 (34,9)0.830
 Neurologic failure53 (24.7)28 (28.3)129 (17.3)0.005#*
 Soft tissue infection15 (7)12 (12.1)79 (10.6)0.224
 Cardiac arrest22 (10.2)10 (10.1)88 (11.8)0.741
 Poisoning8 (3.7)2 (2)37 (5)0.345
 Other35 (16.3)12 (12.1)115 (15.4)0.624
Charlson comorbidity index3 (1–5)3 (1–5)4 (2–6)0.660
Diabetes43 (20)20 (20.2)177 (23.8)0.417
Chronic renal failure17 (7.9)13 (13.1)75 (10.1)0.343
Chronic heart failure37 (17.2)21 (21.2)132 (17.7)0.665
Chronic respiratory failure15 (15.9)7 (10.9)57 (14.7)0.885
Cirrhosis18 (8.4)8 (8)67 (7.7)0.918
Immunosuppression59 (27.4)17 (17.2)215 (28.9)0.049*¤
Obesity
 BMI > 3050 (23.3)26 (26.3)141 (18.9)0.128
 BMI > 3527 (12.6)11 (11.1)78 (10.5)0.320
  1. Results are numbers (%), or median (interquartile range)
  2. BMI: body mass index; SAPS, simplified acute physiology score; SOFA, sepsis-related organ failure assessment; VA-LRTI, ventilator-associated low respiratory tract infection; 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