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Table 1

From: Heat and moisture exchanger PALLBB22-15F can prevent ventilator-associated pneumonia (VAP) in short term mechanically ventilated ICU patients

Humidification method

Cascade

PALLBB22-15F

Total patients in group

174

284

VAP rate, incubated 1 day

5.50%

0%

VAP rate, intubated 2-4 days

24.30%

8%

VAP rate, intubated > 5 days

46.60%

26%

VAP rate, total

28.20%

12.70%