Assessment of Heart Rate, Acidosis, Consciousness, Oxygenation, and Respiratory Rate Score to Predict Noninvasive Ventilation Failure in Hypoxemic Patients.
BACKGROUND Acute hypoxemic respiratory failure (AHRF) is a life-threatening condition frequently managed with noninvasive ventilation (NIV) in intensive care units (ICUs). A significant proportion of patients fails NIV and requires escalation to invasive mechanical ventilation. Delayed recognition of NIV failure is ind...