Preoperative parameters Sufentanil Remifentanil p-value
Number of patients 14 14
Age (years ± SD) 69.5 ± 6.4 70.5 ± 5.7 0.667!)
Height (cm ± SD) 173.7 ± 9.0 171.3 ± 7.3 0.439!)
Weight (kg ± SD) 83.3 ± 15.6 79.4 ± 15.8 0.551!)
BMI (kg m-2 ± SD) 27.5 ± 3.9 26.1 ± 4.4 0.386!)
Type of surgery (CABG/CABG+AVR) 10 (71.5)/4 (28.6) 8 (57.1)/6 (42.9) 0.693¤)
EuroSCORE I (median (IQR)) 4 (2-6) 4 (4-4) 0.869§)
s-Creatininemmol/L (median(IQR)) 84 (80-97) 79 (74-83) 0.085§)
No of scheduled grafts (median(IQR)) 2 (1-2) 2 (2-3) 0.217§)
Female (n (%)) 5 (35.7) 3 (21.4) 0.676¤)
Beta-blockers (n (%)) 9 (64.0) 7 (50.0) 0.703¤)
Ca-antagonists (n (%)) 5 (35.7) 3 (21.4) 0.676¤)
Ace-inhibitors (n (%)) 2 (14.3) 6 (42.9) 0.210¤)
GLPS (%)(mean ± SD) -14.0 ± 2.7 -14.9 ± 4.1 0.528!)
E/e' ratio (mean ± SD) 9.38 ± 5.53 9.58 ± 3.41 0.907!)
E’/a’ ratio (mean ± SD) 0.84 ± 0.14 0.83 ± 0.28 0.960!)

Table 1: Preoperative demographic and echocardiographic data. Euroscore I [26]; Statistics; !) Independent samples t-test; §) Mann-Whitney test; ¤) χ2-test; BMI: Body Mass Index; CABG: Coronary Artery Bypass Grafting; AVR: Aortic Valve Replacement; GLPS: Global Longitudinal peak Strain; IQR: Interquartile Range