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Table 1 Preoperative demographic data and clinical characteristics of survival and mortality groups (Expressed as Mean ± Standard Error)

From: Sequential organ failure assessment score predicts mortality after coronary artery bypass grafting

 

All Patients (n = 483)

Survival (n = 435)

Mortality (n = 48)

p-value

Preoperative demographic data

 Age (years)

62.9 ± 0.5

62.3 ± 0.5

68.8 ± 1.5

<0.001

 Sex, female (%)

85 (17.6)

75 (17.2)

10 (20.8)

0.535

 Diabetes mellitus (%)

252 (52.2)

223 (51.3)

29 (60.4)

0.228

 Hypertension (%)

376 (77.8)

340 (78.2)

36 (75.0)

0.617

 ESRD (%)

57 (11.8)

43 (9.9)

14 (29.2)

<0.001

 Shock (%)

66 (13.7)

42 (9.7)

24 (50.0)

<0.001

 Mechanical ventilation, n (%)

45 (9.3)

33 (7.6)

12 (25.0)

<0.001

 Serum Creatinine (mg/dL)

2.0 ± 0.12

1.79 ± 0.11

3.85 ± 0.51

<0.001

 Albumin (g/L)

3.85 ± 0.03

3.89 ± 0.30

3.25 ± 0.93

<0.001

 Hemoglobin (g/dL)

12.5 ± 0.1

12.7 ± 0.1

10.8 ± 0.3

<0.001

 hs-CRP (mg/L)

26.4 ± 2.7

23.1 ± 2.7

58.6 ± 16.3

<0.001

Preoperative heart condition

 CHF Fc III/IV (%)

77 (15.9)

63 (14.5)

14 (29.2)

0.008

 IABP, (%)

60 (12.4)

40 (9.2)

20 (41.7)

<0.001

 ECMO, (%)

11 (2.3)

7 (1.6)

4 (8.3)

0.017

 Ejection fraction (%)

53 ± 1

54 ± 1

40 ± 2

<0.001

 Recent MI, (%)

225 (46.6)

191 (43.9)

34 (70.8)

0.001

 CAD vessels

2.80 ± 0.02

2.8 ± 0.02

2.8 ± 0.07

0.437

Preoperative scores

 STS-risk of mortality

7.7 ± 0.6

5.4 ± 0.5

27.9 ± 3.1

<0.001

 EuroSCORE II

6.8 ± 0.4

5.4 ± 0.4

18.9 ± 2.1

<0.001

  1. Abbreviations: CAD coronary artery disease, CHF Fc congestive heart failure functional class, ECMO Extracorporeal Membrane Oxygenation, ESRS End stage renal disease, EuroSCORE European System for Cardiac Operative Risk Evaluation, hs-CRP high-sensitivity C-reactive protein, IABP intra-aortic balloon pump, ICU intensive care unit, MI myocardial infarction, NS not significant, STS Society of Thoracic Surgeons