M-A: In hypoxemic non-hypercapnic patients, early extubation followed by noninvasive ventilation can reduce the total number of days of invasive mechanical ventilation (mean difference, − 2.04 days), without effects in ICU mortality.

Effects of early extubation followed by noninvasive ventilation versus standard extubation on the duration of invasive mechanical ventilation in hypoxemic non-hypercapnic patients: a systematic review and individual patient data meta-analysis of randomized controlled trials – Critical Care