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Table 3 Pre-procedural transesophageal echo mitral annular indices relation to MitraClip response

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

 

MCRSP + a (n = 26)

MCRSP – (n = 40)

p

Mitral Annular Area (cm2)

12.85 ± 1.90

15.28 ± 3.48

0.001

(cm2/m2)

7.07 ± 1.02

8.49 ± 2.06

< 0.001

Annular Circumference (cm)

13.10 ± 0.97

14.27 ± 1.54

0.001

(cm/m2)

7.23 ± 0.83

7.95 ± 1.25

0.01

Antero-Posterior Diameter (cm)

3.76 ± 0.36

4.12 ± 0.53

0.003

Anterolateral-Posteromedial Diameter (cm)

4.20 ± 0.38

4.54 ± 0.51

0.005

Annular Height (cm)

0.72 ± 0.17

0.82 ± 0.24

0.06

Nonplanar Angle (°)

154.05 ± 9.98

150.06 ± 12.40

0.17

Tenting Volume (cm3)

3.54 ± 1.86

4.22 ± 1.70

0.14

Tenting Area (cm2)

1.80 ± 0.78

2.09 ± 0.75

0.13

Tenting Height (mm)

8.63 ± 3.06

9.92 ± 2.79

0.08

Anterior Leaflet Angle (°)

36.53 ± 14.86

35.05 ± 13.49

0.68

Posterior Leaflet Angle (°)

18.97 ± 6.45

21.90 ± 7.39

0.10

  1. aOptimal MCRSP defined as ≤ mild MR after MitraClip
  2. Data in bold are significant