Table 1. Patient and procedure data.

Female	15 (50%)
Age (years)	66 (61–72)
Body mass index (kg/m2)	26 (24–32)
Body surface area (m2)	1.9 (1.7–2.0)
Preoperative creatinine (μmol/L)	77 (69–89)
Preoperative left ventricular ejection fraction (%)	65 (60–69)
Myocardial performance index* (seconds)	0.31 (0.20–0.47)
Cardiopulmonary bypass support time (minutes)	101 (86–117)
Aortic cross-clamping time (minutes)	71 (59–80)

Data are expressed as number (percentage) or median (interquartile range).

*Myocardial performance index was measured after induction of anaesthesia but before surgical incision.