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Table 1 Preoperative characteristics

From: Mitral valve reoperation under ventricular fibrillation through right mini-thoracotomy using three-dimensional videoscope

 

Group I (N = 10)

Group II (N = 27)

p value

Age (years)

68.0 ± 15.0

62.8 ± 15.3

0.217

Female

5 (50.0%)

9 (33.3%)

0.454

BSA (m 2 )

1.54 ± 0.29

1.57 ± 0.18

0.411

LVEF (%)

50.5 ± 19.8

64.4 ± 12.0

0.046

PAP (mmHg)

37.1 ± 13.7

42.9 ± 13.9

0.255

LVDd (mm)

57.0 ± 8.7

48.2 ± 6.7

0.009

LVDs (mm)

42.3 ± 15.2

30.6 ± 5.9

0.009

LAD (mm)

46.5 ± 9.3

50.2 ± 11.9

0.339

MR (0–4)

3.9 ± 0.2

3.1 ± 1.1

0.046

AF

3 (30.0%)

11 (40.7%)

0.710

NYHA (1–4)

2.6 ± 0.7

2.2 ± 1.0

0.228

Euro SCORE

4.8 ± 2.0

3.8 ± 2.4

0.037

Prior cardiac surgery

MVP

5 (50.0%)

9 (33.3%)

0.454

CABG

3 (30.0%)

1 (3.7%)

0.052

MVR

0 (0%)

5 (18.5%)

0.295

AVR

1 (10.0%)

3 (11.1%)

1.000

Redo MVR

1 (10.0%)

1 (3.7%)

0.473

Congenital cardiac surgery

0 (0%)

4 (14.8%)

0.557

Complex valve surgery

0 (0%)

3 (11.1%)

0.548

Bentall procedure

0 (0%)

1 (3.7%)

1.000

  1. BSA, body surface area; LVEF, left ventricular ejection fraction; PAP, pulmonary artery.
  2. pressure; Dd, dimension diastolic; Ds, dimension systolic; LAD, left atrial dimension; MR.
  3. mitral regurgitation; AF, atrial fibrillation; NYHA, New York Heart Association; MVP.
  4. mitral valve plasty; CABG, coronary artery bypass grafting; MVR, mitral valve replacement;
  5. AVR, aortic valve replacement.