Table 3.

Criteria for readiness for SBT (weaning)¹⁴

Criteria for readiness for SBT (weaning)
Required criteria
1. The cause of the respiratory failure has improved 2. PaO2/FiO2 ≥1 50* or SpO2 ≥ 90% on FiO2 ≤ 40% and positive end-expiratory pressure (PEEP) ≤5 cm H2O% 3.pH >7.25 4. Hemodynamic stability (no or low dose vasopressor medications) 5. Able to initiate an inspiratory effort
Additional criteria (optional criteria)
1. Hemoglobin ≥7 mg/dL 2. Core temperature ≤38–38.5° Centigrade 3. Mental status awake and alert or easily arousable
Modified from Ref 14