Table 2. Severity and Underlying Conditions 24 h before the First Event
RAW = reintubation after weaning; UE = unplanned extubation; AE = accidental extubation; SE = self-extubation; SAPS = Simplified Acute Physiologic Score; LOD = logistic organ dysfunction; Pao2= arterial oxygen tension; Fio2= fraction of inspired oxygen.