Fig. 2From: Pressure support ventilation + sigh in acute hypoxemic respiratory failure patients: study protocol for a pilot randomized controlled trial, the PROTECTION trialThe Consolidated Standards of Reporting Trials (CONSORT) diagram of the PROTECTION trial. PaO2, partial pressure of arterial oxygen; FiO2, fraction of inspired oxygen; PEEP, positive end-expiratory pressure; RASS, Richmond Agitation-Sedation Scale; PaCO2, partial pressure of arterial carbon dioxide; COPD, chronic obstructive pulmonary disease; PSV, pressure support ventilationBack to article page