Fig. 3From: Protective ventilation with high versus low positive end-expiratory pressure during one-lung ventilation for thoracic surgery (PROTHOR): study protocol for a randomized controlled trialSchedule of enrolment, interventions, and assessments. POD postoperative day, PEEP positive end-expiratory airway pressure, RM (lung) recruitment maneuver, SpO2 peripheral oxygen saturationBack to article page