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Table 2 Outcomes for the study groups

From: Noninvasive ventilation immediately after extubation improves weaning outcome after acute respiratory failure: a randomized controlled trial

Outcomes NIV
(n= 20)
Oxygen mask
(n= 18)
P valuea
Reintubation, number (%) 1 (5%) 7 (39%) 0.016
Reintubation after excluding COPD, number (%) 0 (0)
n = 13
5 (33%)
n = 15
0.044
ICU length of stay, mean (SD) 16.8 (11.6) 18.4 (12.2) 0.681
Hospital mortality, number (%) 0 (0) 4 (22.2%) 0.041
  1. *Significant values with significance level of 0.05. COPD, chronic obstructive pulmonary disease; ICU, intensive care unit; NIV, noninvasive positive-pressure ventilation.