Which of the following are potential benefits of using noninvasive ventilation (NIV) during weaning?
1. Reduced length of intensive care unit (ICU) stay
2. Reduced incidence of nosocomial pneumonia
3. Reduced mortality rate
4. Reduced incidence of pulmonary embolism
a. 1 and 3 only
b. 1, 2, and 3 only
c. 3 and 4 only
d. 2, 3, and 4 only
ANS: B
In one study, it was found that NIV reduced weaning time, length of ICU stay, incidence of nosocomial pneumonia, and 60-day mortality compared with conventional weaning with invasive pressure support ventilation.
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