Table 5 Intraoperative dichotomous variables

MVR

Mitral valve replaced with artificial valve

12

2.2

8

1.5

MR

Mitral valve repaired surgically

10

1.8

10

1.8

AVR

Aortic valve replaced with artificial valve

32

5.9

39

7.2

TVR

Tricuspid valve repaired surgically

1

0.2

0

0.0

CABG-A

Coronary artery bypass graft and aortic surgery

18

3.3

15

2.8

CABG-C

Coronary artery bypass graft and carotid surgery

13

2.4

13

2.4

LIMA

Coronary bypass with left internal mammary artery

440

80.7

431

79.1

IABP

Intra-aortic balloon pump

12

2.2

9

1.7

Xclamp

Two or more clampings of ascending aorta

7

1.3

10

1.8