Table 3 Demographic data (median and corresponding interquartile range)

Patients (n)

100

100

Age (years)

65 [55; 72]

66 [57; 72]

0.61

Gender (male/female)

64/36

78/22

0.04

EuroSCORE (0–10 points)

2 [1; 4]

2 [1; 3]

0.64

Ejection fraction in %

63 [55; 66]

60 [51; 65]

0.16

NYHA (NYHA 1–4)

17/49/34/0

16/56/26/2

0.92

COPD (n)

8

10

0.81

Neurological deficit (n)

9

5

0.41

Peripheral vascular disease (n)

13

8

0.36

Diabetes mellitus (n)

25

31

0.43

Renal insufficiency (n)

6

14

0.06

Operative time (min)

170 [145; 195]

190 [160; 230]

<0.001

Anaesthesia time (min)

255 [235; 285]

270 [245; 313]

0.02

CPB time (min)

100 [75; 127]

99 [79; 122]

0.91

Cross-clamp time (min)

64 [51; 79]

66 [51; 80]

0.69