Table 1 Preoperative categorical variables (ACVB 389 - TAR 415)

COPD

64

16.4

84

20.24

0.166

1.288

0.9008

1.850

DM

111

28.5

131

31.5

0.349

1.155

0.854

1.564

Females

105

26.9

110

26.51

0.876

0.975

0.713

1.333

Renal insufficiency

48

12.34

49

11.8

0.816

0.951

0.621

1.455

Liver insufficiency

19

4.88

18

4.34

0.711

0.882

0.453

1.714

Atrial fibrillation

16

4.11

24

5.78

0.2745

1.430

0.754

2.785

PAD

45

11.57

40

9.64

0.374

0.815

0.518

1.279

Hypertension

315

80.98

368

88.95

0.0022

1.839

1.243

2.745

Pulm. Hypertension

6

1.54

4

0.96

0.4586

0.621

0.157

2.191

Carotid stenosis

72

18.51

70

16.8

0.541

0.893

0.621

1.283

Angina Pectoris

111

28.2

129

31.1

0.578

1.224

0.685

2.189