Fig. 1From: Intraoperative mild hyperoxia may be associated with improved survival after off-pump coronary artery bypass grafting: a retrospective observational studyPreliminary, unadjusted restricted cubic spline model for log-odds of in-hospital mortality according to intraoperative time-weighted average PaO2. Bands indicate 95% confidence intervals. PaO2, arterial oxygen partial pressureBack to article page