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Table 2 Operative Details and Associated Procedures

From: Is mitral valve repair superior to replacement for chronic ischemic mitral regurgitation with left ventricular dysfunction?

 

Mitral repair (n = 112)

Mitral replacement (n = 106)

P value

Valve repair techniquea

   

   Triangular resection

60(53.6%)

  

   Quadrangular resection

36(32.1%)

  

   Neochord insertion

10(8.9%)

  

   Chordal transfer

3(2.7%)

  

   Edge-to-edge repair

3(2.7%)

  

   Annuloplasty ring

112(100%)

  

Valve replacement

   

   Hancock porcine

 

46(43.4%)

 

   Carpentier-Edwards pericardial

 

20(18.9%)

 

   St. Jude mechanical

 

22(20.7%)

 

   Carbomedic mechanical

 

18(17.0%)

 

LV reconstruction

7(6.3%)

6(5.7%)

0.854

Atrial ablation/appendage ligation

29(25.9%)

24(22.6%)

0.576

Coronary artery bypass grafting

112(100%)

106(100%)

1.000

Number of bypassed vessels

3.2 ± 1.0

3.5 ± 1.2

0.125

internal thoracic artery graft

105(93.8%)

101(95.3%)

0.620

Cross-clamp time(min)

105 ± 42

98 ± 39

0.158

CPB time(min)

136 ± 50

129 ± 41

0.424