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Table 3 Intraoperative data

From: Prosthesis-patient mismatch after mitral valve replacement: a single-centered retrospective analysis in East China

  total PPM group
n = 189
non-PPM group
n = 878
P value
First time surgery 1013(94.9%) 181(95.8%) 832(94.7%) NS
CPB time (min) 83(70–92) 83(70–89) 83(70–93) NS
Cross-clamp time (min) 50(41–62) 45(40–55) 50(41–63) < 0.001
Bioprosthesis 199(18.7%) 96(50.8%) 103(11.7%) < 0.001
Combined procedure
 Tricuspid valve plasty 277(26.0%) 38(20.1%) 239(27.2%) NS
 CABG 28(2.6%) 11(5.8%) 17(1.9%) 0.005
 AFRA or Maze surgery 106(9.9%) 30(15.9%) 76(8.7%) 0.005
 Others 139(13.0%) 30(15.9%) 109(12.4%) NS
  1. CPB cardiopulmonary bypass, CABG coronary artery bypass grafting surgery, AFRA atrial fibrillation radio frequency surgery, NS not significant