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Table 2 Comparison of demographic and clinical data between the two groups

From: Left ventricular function outcome after coronary artery bypass grafting, King Abdullah Medical City (KAMC)- single-center experience

Variables

Group I (preoperative LVEF > 35), N = 76 (69%)

Group II (preoperative LVEF < 35), N = 34 (31%)

p value

Age > 65

27 (35.5%)

9 (26.5%)

0.350

DM

57 (75.0%)

31 (91%)

0.05

HTN

57 (75.0%)

26 (76%)

0.117

Smoking

32 (42.1%)

12 (35.3%)

0.500

Dyslipidemia

42 (56.8%)

15 (45.5%)

0.279

CKD

11 (14.5%)

7 (20.6%)

0.423

Obesity

33 (43.4%)

19 (55.9%)

0.226

OLD IHD

56 (73.7%)

27 (79.4%)

0.519

High BNP

19 (55.9%)

9 (75.0%)

0.243

NEHA class II/III

57 (75%)

26 (76%)

0.117

Standard Euro SCORE

6 (4-8)

8 (6–10)

< 0.001

High TROPONIN

64 (84.2%)

34 (100%)

0.014

High Initial SCR

19 (25.0%)

8 (23.5%)

0.868

Dilated LV

8 (10.5%)

7 (20.6%)

0.155

Diastolic dysfunction

26 (34.1%)

21 (61.7%)

0.025

Dilated LA

10 (13.2%)

5 (14.7%)

0.827

Dilated RA

3 (3.9%)

0 (0.0%)

0.240

Dilated RV size

6 (8.0%)

3 (8.8%)

0.885

MR

19 (25.0%)

12 (35.3%)

0.267

TR

5 (6.6%)

4 (11.8%)

2.688

RVD (reduced TAPSE Pre-OP)

4 (5.3%)

7 (20.6%)

0.013

LM disease

11 (14%)

4 (12%)

0.76

Emergent surgery

2 (2.6%)

2 (5.8)

0.08

CABG alone

59 (78%)

28 (82%)

CABG + MVR

17 (22%)

6 (18%)

  1. AKI acute kidney injury, BMI body mass index, BNP B-natriuretic peptide, CABG coronary artery bypass grafting, CKD chronic kidney disease, DM diabetes mellitus, Euro SCORE European System for Operative Risk Evaluation, HTN hypertension, IABP intra-aortic balloon pump, IHD ischemic heart disease, LA left atrium, LM left main, LV left ventricle, LVEF left ventricular ejection fraction, MR mitral regurgitation, MVR mitral valve replacement, NEHA New York Heart Association, RA right atrium, RV right ventricle, RVD right ventricular dysfunction, S CR serum creatinine, STEMI ST-Elevation Myocardial Infarction, TAPSE tricuspid annular plan systolic excursion, TR tricuspid regurgitation