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Table 2 Intra-operative data of the three groups of patients

From: Comparison of modified total leaflet preservation, posterior leaflet preservation, and no leaflet preservation techniques in mitral valve replacement – a retrospective study

  Group A Group B Group C p value
Clamp time (min) 56.81 ± 4.31a 49.19 ± 3.33a 39.47 ± 3.70a < 0.001
Recovery time (min) 22.06 ± 3.93a 27.59 ± 3.58a 39.47 ± 2.18a < 0.001
CPB time (min) 79.80 ± 4.94a 76.90 ± 3.95a.b 79.74 ± 4.62b 0.002
Prosthesis size (mm) 26.60 ± 0.88 26.33 ± 1.10 26.58 ± 1.06 0.224
Pressure gradient (mmHg) 4.71 ± 0.88a 4.64 ± 1.05b 3.66 ± 0.88a.b < 0.001
  1. CPB time cardiopulmonary bypass time
  2. Statistical comparisons: a p < 0.05; b p < 0.01