Fig. 1From: Low tidal volume mechanical ventilation against no ventilation during cardiopulmonary bypass heart surgery (MECANO): study protocol for a randomized controlled trialStudy design. CPB cardiopulmonary bypass; FiO2 fraction of inspired oxygen; ICU intensive care unit; LTV low-tidal volume; TV tidal volume; MV mechanical ventilation; noV no ventilation; PEEP positive end-expiratory pressure; IBW ideal body weight; I:EÂ Inspiratory:ExpiratoryBack to article page