Fig. 3From: Myocardial protection with phosphocreatine in high-risk cardiac surgery patients: a randomized trialBox-plot graphic display of changes in postoperative cardiac index in the two study groups. Cardiac index was evaluated after anesthesia induction (0), 5Â min after CPB (1), 6Â h after Intensive Care Unit (ICU) admission (2) and on the morning of postoperative day 1 (3). Data are presented as median (25th-75th percentiles)Back to article page