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Table 4 Propensity-Matched Operative Characteristics

From: Is isolated aortic valve replacement sufficient to treat concomitant moderate functional mitral regurgitation? A propensity-matched analysis

 

NoMR

MR

p-value

Re-operation, n (%)

105 (31.8)

96 (29.1)

0.45

Minimally invasive approach, n (%)

17 (5.2)

15 (4.5)

0.72

CPB time, minutes (mean ± SD)

89.5 ± 26.6

92.5 ± 33.2

0.19

XCL time, minutes (mean ± SD)

61.9 ± 18.2

63.3 ± 18.8

0.36

Prosthesis type, n (%)

 Biological

299 (90.6)

298 (90.3)

0.90

 Mechanical

26 (7.9)

26 (7.9)

1.00

 Homograft

5 (1.5)

6 (1.8)

0.76

  1. Abbreviations: CPB = cardiopulmonary bypass, XCL = aortic cross-clamp