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Table 2 Intensive care unit stay characteristics

From: Prevention of ventilator-associated pneumonia by noble metal coating of endotracheal tubes: a multi-center, randomized, double-blind study

ICU stay characteristics

NMA-coated group

Control group

p value

Hospital days before ICU admission

0 (0–3)

1 (0–6)

0.06

ICU days before intubation with study tubes

0 (0–2)

0 (0–3)

0.12

Ventilated patients before study tube insertion, n (%)

19 (11.3)

23 (14.8)

0.35

Ventilation days with conventional tubes before intubation with study tubes

0 (0–0)

0(0–0)

0.35

Ventilation days with study tubes

5 (3–9)

5 (3–8)

0.45

Reintubated patients, n (%)

24 (14.3)

26 (16.8)

0.54

Total ventilatory days

5.5 (3–11)

6 (3–10)

0.72

Length of ICU stay, days

11 (6–17)

11 (5–18)

0.79

Antibiotic days during study tube ventilation, n (%)

714 (66.7)

657 (73.5)

0.11

Antibiotic days during ICU stay, n (%)

1045 (57.9)

1072 (66.7)

0.06

Patients with other infections during ICU stay, n (%)

18 (10.7)

19 (12.3)

0.66

ICU mortality, n (%)

69 (41.1)

65 (41.9)

0.87

Hospital mortality, n (%)

84 (50.0)

80 (51.6)

0.77

  1. All data are presented as median (interquartile range) unless stated otherwise
  2. ICU intensive care unit; NMA noble metal alloy