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Table 3 Postoperative data

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

Postoperative ventilation time (hours)

7.6 ± 4.2

17.8 ± 33.7

0.700

ICU stay (days)

1.8 ± 0.6

3.0 ± 1.7

0.025

Postoperative hospital stay (days)

18.3 ± 8.4

21.5 ± 13.2

0.537

LVEF (%)

46.5 ± 18.6

64.3 ± 8.8

0.004

LVDd (mm)

51.0 ± 14.2

46.2 ± 5.5

0.545

LVDs (mm)

38.9 ± 15.3

29.8 ± 5.0

0.050

Change rate of LVEF (%)

−8.7 ± 28.1

3.7 ± 18.0

0.184

Change rate of LVDd (mm)

−11.8 ± 12.1

−3.4 ± 11.0

0.067

Change rate of LVDs (mm)

−8.7 ± 12.3

−2.2 ± 13.3

0.198

NYHA (1–4)

1.3 ± 0.5

1.3 ± 0.7

0.840

Complications

Death

0 (0%)

1 (3.7%)

1.000

Paravalvular leakage

0 (0%)

1 (3.7%)

1.000

Stroke

1 (10.0%)

1 (3.7%)

0.473

Late cardiac tamponade

0 (0%)

1 (3.7%)

1.000

Reoperation for bleeding

0 (0%)

2 (7.4%)

1.000

New onset AF

0 (0%)

3 (11.1%)

0.548

  1. ICU, intensive care unit; LVEF, left ventricular ejection fraction; NYHA, New York Heart.
  2. Association; AF, atrial fibrillation.