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Table 1 Baseline characteristics of patients with EuroSCORE > 20 compared to those with EuroSCORE ≤ 20

From: The European System for Cardiac Operative Risk Evaluation (EuroSCORE) is not appropriate for withholding surgery in high-risk patients with aortic stenosis: a retrospective cohort study

Variable, % unless otherwise indicated

EuroSCORE > 20,

n = 237

EuroSCORE ≤ 20,

n = 1,184

Demographic data

  

   Age

  

<60 yrs

11.4

24.7

60–69 yrs

13.9

25.4

70–79 yrs

42.6

37.3

≥ 80 yrs

32

12.6

   Age, mean yrs ± SD

73.2 ± 12.4

66.7 ± 12.8

   Female

35.0

33.8

Cardiovascular risk factors/diseases

  

   Current or former cigarette smoking

57.0

61.5

   Body mass index, mean kg/m2 ± SD

26.6 ± 4.6

28.2 ± 5.3

   Active endocarditis

8.0

1.1

   Diabetes mellitus

22.8

21.5

   Hypertension

59.9

53.3

   Extracardiac arteriopathy

56.5

18.6

   Pulmonary hypertension

31.2

5.2

   Previous cardiac surgery

30.4

7.9

   Left ventricular ejection fraction

  

>0.50

37.6

80.4

0.30–0.50

35.4

16.4

<0.30

27.0

3.2

   Unstable angina

14.4

0.8

   MI within 21 days of surgery

13.1

2.6

   Hyperlipidemia

48.5

49.1

Medical comorbidities

  

   Hemoglobin, mean g/dL ± SD

12.2 ± 1.9

13.5 ± 1.7

   Serum creatinine > 200 μmol/L

15.2

1.9

   Chronic lung disease

33.3

15.0

  1. MI = myocardial infarction; SD = standard deviation.