Table 3 Univariate and multivariate regression for the risk of overall stroke.

From: ECMO and impella increase stroke risk in acute myocardial infarction

 

Univariate regression

Multivariate regression

Variables

OR

Lower CI

Upper CI

p value

aOR

Lower CI

Upper CI

p value

ECMO

4.25

3.75

4.83

 < 0.001

3.04

2.66

3.48

 < 0.001

Age > 75 Vs age < 50

1.62

1.54

1.69

 < 0.001

1.21

1.15

1.27

 < 0.001

Atrial fibrillation

1.59

1.56

1.63

 < 0.001

1.34

1.31

1.38

 < 0.001

Female

1.41

1.38

1.44

 < 0.001

1.23

1.2

1.26

 < 0.001

Impella only

1.35

1.21

1.49

 < 0.001

1.79

1.61

2.00

 < 0.001

Prior stroke

1.32

1.28

1.38

 < 0.001

1.28

1.24

1.33

 < 0.001

50 ≤ AGE ≤ 75 Vs age < 50

1.25

1.20

1.30

 < 0.001

1.13

1.07

1.18

 < 0.001

Peripheral vascular disease

1.24

1.20

1.28

 < 0.001

1.22

1.18

1.26

 < 0.001

IABP only

1.04

0.98

1.11

0.22

0.94

0.87

1.00

0.06

Medicaid vs Medicare

1.01

0.98

1.05

 < 0.001

1.12

1.07

1.16

 < 0.001

Hypertension

0.99

0.97

1.02

0.61

1.07

1.04

1.10

 < 0.001

Diabetes mellitus

0.96

0.94

0.98

 < 0.001

0.95

0.93

0.97

 < 0.001

Hypothyroidism

0.94

0.91

0.97

 < 0.001

0.83

0.80

0.86

 < 0.001

Chronic lung disease

0.80

0.78

0.82

 < 0.001

0.72

0.70

0.74

 < 0.001

White race

0.75

0.73

0.77

 < 0.001

0.80

0.78

0.82

 < 0.001

Small bedsize of hospital/Large bedsize of hospital

0.72

0.70

0.75

 < 0.001

0.64

0.62

0.66

 < 0.001

Rural/Urban teaching

0.72

0.70

0.74

 < 0.001

0.58

0.55

0.61

 < 0.001

Prior CABG

0.70

0.57

0.73

 < 0.001

0.72

0.69

0.76

 < 0.001

Rural/urban nonteaching

0.67

0.64

0.70

 < 0.001

0.84

0.79

0.89

 < 0.001

Obesity

0.66

0.64

0.68

 < 0.001

0.72

0.70

0.74

 < 0.001

Smoke

0.65

0.63

0.67

 < 0.001

0.74

0.72

0.76

 < 0.001

Private insurance vs Medicare

0.64

0.62

0.66

 < 0.001

0.85

0.82

0.88

 < 0.001

Prior MI

0.64

0.61

0.66

 < 0.001

0.77

0.74

0.80

 < 0.001

Prior PCI

0.60

0.54

0.58

 < 0.001

0.65

0.63

0.68

 < 0.001

Family history of CAD

0.38

0.36

0.40

 < 0.001

0.48

0.46

0.51

 < 0.001

PCI

0.27

0.26

0.28

 < 0.001

0.29

0.28

0.30

 < 0.001

  1. CABG coronary artery bypass grafting, CAD coronary artery disease, ECMO extracorporeal membrane oxygenation, IABP intra-aortic balloon pump, PCI Percutaneous coronary intervention, STEMI ST segment elevation myocardial infarction.