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Table 2 Paired comparisons between pre- and post-mitral clipping measurements

From: Safety and efficacy outcomes at 1 year after MitraClip therapy for percutaneous mitral valve repair in patients with severe mitral regurgitation: the Egyptian experience

Variables Pre Post P value
NYHA class I 0 (0%) 14 (70%) 0.000*
II 0 (0%) 6 (30%)
III 15 (75%) 0 (0%)
IV 5 (25%) 0 (0%)
LV EDD Mean± SD 64.6 ± 5.23 61.15 ± 5 0.000*
Range 57-74 54-71
LV ESD Mean± SD 49.75 ± 6.32 45.05 ± 5.36 0.000*
Range 38-62 34-57
EF Mean± SD 29.55 ± 9.23 36.1 ± 7.91 0.000*
Range 15-50 25-55
LA volume index (ml/m2) Mean± SD 47.8 ± 2.63 43.6 ± 2.7 0.000*
Range 44-53 38-48
MR grade Mean±SD 3.95 ± 0.22 1.8 ± 0.52 0.000*
Range 3-4 1-3
1 0 (0%) 5 (25%)
2 0 (0%) 14 (70%)
3 1 (5%) 1 (5%)
4 19 (95%) 0 (0%)
Vena contracta width Mean± SD 11.5 ± 1.91 5.85 ± 1.66 0.000*
Range 7-14 4-11
Jet area Mean± SD 13.2 ± 1.64 6.85 ± 1.9 0.000*
Range 11-16 4-11
Regurgitant fraction Mean± SD 59.4 ± 5.41 40.95 ± 7.48 0.000*
Range 50-68 26-59
Regurgitant volume (ml/beat) Mean± SD 67.8 ± 6.93 44.4 ± 13.57 0.000*
Range 60-85 20-66
PISA Radius (mm) Mean± SD 12.25 ± 1.92 6.2 ± 1.96 0.000*
Range 10-16 3-10
EROA (cm2) Mean± SD 0.65 ± 0.11 0.32 ± 0.12 0.000*
Range 0.47-0.85 0.14-0.65
ESPAP Mean± SD 63.1 ± 7.24 46.2 ± 6.89 0.000*
Range 50-78 37-60
TAPSE Mean± SD 2.02 ± 0.46 2.29 ± 0.35 0.000*
Range 1.3-2.6 1.6-2.7
  1. SD Standard deviation, NYHA New York Heart Association, LVEDD Left ventricle end-diastolic dimensions, LVESD Left ventricle end-systolic dimensions, EF Ejection fraction, LA Left atrium, MR Mitral regurgitation, PISA Proximal isovelocity surface area, EROA Effective regurgitant orifice area, ESPAP Estimated systolic pulmonary artery pressure, TAPSE Tricuspid annular plane systolic excursion
  2. *Significant