Table 2

Geometric Measurements of Mitral Complex and Coaptation

FMR Group (n = 44)Control Group (n = 56)p Value
Annular area, cm2/m26.0 ± 2.54.5 ± 0.6<0.0001
Leaflet area, cm2/m28.7 ± 1.86.7 ± 0.9<0.0001
Leaflet to annular area ratio1.45 ± 0.161.50 ± 0.110.09
Tenting volume, ml/m21.3 ± 0.70.5 ± 0.3<0.0001
Tethering length, mm/m2
 Medial23.0 ± 2.218.4 ± 2.8<0.0001
 Lateral20.5 ± 3.217.1 ± 2.6<0.0001
Coaptation length, mm
 Medial3.2 ± 0.94.8 ± 0.6<0.0001
 Middle3.8 ± 1.35.8 ± 0.7<0.0001
 Lateral3.3 ± 0.94.8 ± 0.6<0.0001
Coaptation area, cm2/m21.3 ± 0.41.6 ± 0.40.005
Coaptation index, %15.6 ± 3.323.6 ± 4.8<0.0001

Values are mean ± SD.

Abbreviation as in Table 1.

  • p < 0.05 versus medial.

  • p < 0.05 versus lateral.