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Table 6 MitraClip induced annular remodeling

From: Transcatheter MitraClip repair alters mitral annular geometry – device induced annular remodeling on three-dimensional echocardiography predicts therapeutic response

 PrePostΔp
Overalla
 Mitral Annular Area (cm2)14.20 ± 2.9712.88 ± 2.80−1.31 ± 1.20< 0.001
(cm/m2)7.75 ± 1.607.02 ± 1.42− 0.73 ± 0.65< 0.001
 Annular Circumference (cm)13.73 ± 1.3613.15 ± 1.35− 0.57 ± 0.58< 0.001
(cm/m2)7.53 ± 1.077.21 ± 0.98− 0.32 ± 0.32< 0.001
 Antero-Posterior Diameter (cm)3.96 ± 0.443.61 ± 0.42− 0.35 ± 0.25< 0.001
 Anterolateral-Posteromedial Diameter (cm)4.37 ± 0.484.32 ± 0.48− 0.05 ± 0.290.20
 Annular Height (cm)0.77 ± 0.210.71 ± 0.20− 0.06 ± 0.210.06
 Tenting Volume (cm3)4.07 ± 1.903.35 ± 1.58− 0.72 ± 0.95< 0.001
 Tenting Area (cm2)2.01 ± 0.841.71 ± 0.65− 0.29 ± 0.570.001
 Tenting Height (mm)9.44 ± 3.178.58 ± 2.51− 0.86 ± 2.450.015
 Anterior Leaflet Angle (°)36.12 ± 13.8834.32 ± 13.86− 1.80 ± 9.960.20
 Posterior Leaflet Angle (°)21.05 ± 7.7922.06 ± 6.611.02 ± 6.590.27
 Nonplanar Angle (°)151.60 ± 11.99148.03 ± 15.46−3.57 ± 14.670.09
Mitral Prolapse
 Mitral Annular Area (cm2)14.37 ± 3.2613.06 ± 3.40− 1.31 ± 0.96< 0.001
(cm/m2)7.77 ± 1.727.04 ± 1.66− 0.73 ± 0.58< 0.001
 Annular Circumference (cm)13.84 ± 1.4513.29 ± 1.54− 0.55 ± 0.48< 0.001
(cm/m2)7.52 ± 1.127.21 ± 1.00− 0.31 ± 0.29< 0.001
 Antero-Posterior Diameter (cm)3.94 ± 0.463.57 ± 0.49− 0.37 ± 0.27< 0.001
 Anterolateral-Posteromedial Diameter (cm)4.40 ± 0.554.38 ± 0.57− 0.02 ± 0.280.77
 Annular Height (cm)0.79 ± 0.220.72 ± 0.19−0.07 ± 0.180.13
 Tenting Volume (cm3)2.59 ± 1.022.32 ± 1.27−0.27 ± 0.860.22
 Tenting Area (cm2)1.38 ± 0.601.32 ± 0.57−0.06 ± 0.620.69
 Tenting Height (mm)7.53 ± 3.197.48 ± 2.55−0.05 ± 2.820.94
 Anterior Leaflet Angle (°)25.66 ± 10.1627.19 ± 11.581.54 ± 10.470.53
 Posterior Leaflet Angle (°)20.24 ± 10.1121.85 ± 8.651.61 ± 8.310.41
 Nonplanar Angle (°)149.44 ± 13.64144.52 ± 17.69− 4.92 ± 16.000.20
Mitral Annular Calcification
 Mitral Annular Area (cm2)15.05 ± 3.5713.58 ± 3.29−1.47 ± 1.33< 0.001
(cm/m2)8.28 ± 1.827.45 ± 1.61−0.82 ± 0.74< 0.001
 Annular Circumference (cm)14.11 ± 1.5813.48 ± 1.49−0.63 ± 0.58< 0.001
(cm/m2)7.81 ± 1.187.46 ± 1.06−0.35 ± 0.33< 0.001
 Antero-Posterior Diameter (cm)4.08 ± 0.503.75 ± 0.46−0.33 ± 0.26< 0.001
 Anterolateral-Posteromedial Diameter (cm)4.49 ± 0.594.36 ± 0.56−0.12 ± 0.270.03
 Annular Height (cm)0.79 ± 0.200.73 ± 0.22−0.07 ± 0.220.12
 Tenting Volume (cm3)4.23 ± 1.993.46 ± 1.61−0.77 ± 0.930.001
 Tenting Area (cm2)1.97 ± 0.911.72 ± 0.65−0.25 ± 0.620.055
 Tenting Height (mm)8.86 ± 3.428.38 ± 2.69−0.48 ± 2.670.38
 Anterior Leaflet Angle (°)31.70 ± 12.6331.41 ± 12.22−0.30 ± 9.880.88
 Posterior Leaflet Angle (°)20.08 ± 8.8821.62 ± 7.631.54 ± 7.620.32
 Nonplanar Angle (°)150.67 ± 11.12146.64 ± 16.80− 4.03 ± 14.200.17
  1. apre and post-procedural 3D TEE data available in 51 patients (77% of patients with TEE)
  2. Data in bold are significant