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. Author manuscript; available in PMC: 2013 Sep 11.
Published in final edited form as: Circulation. 2012 Sep 11;126(11 Suppl 1):S183–S188. doi: 10.1161/CIRCULATIONAHA.111.084483

Table 2.

Midsystolic Annular Dimensions

Annular Parameter Normal IMR MMR P value
Annular Height (mm) 6.84±1.55 5.92±1.15 6.45±1.42 P = 0.32
Septolateral Diameter (cm) 2.84±0.25 3.46±0.29* 3.67±0.51† P <0.001
Annular Height to Septolateral Ratio 0.24±0.05 0.17±0.03* 0.18±0.04† P <0.001
Mitral Valve Transverse Diameter 3.49±0.39 3.65±0.29 4.46±0.50† P <0.001
2D Mitral Annular Area (cm2) 7.95±1.40 9.98±1.55 13.29±3.05† P <0.001
3D Mitral Annular Area (cm2) 8.24±1.47 10.22±1.55 13.56±3.09† P <0.001
Annular Circumference (cm) 10.64±1.00 11.66±0.90 13.48±1.50† P <0.001

P < 0.001 by MANOVA for the entire table; P values presented are those of one-way ANOVA

*

denotes significance (P< 0.05) between normal and IMR by post-hoc testing

†

denotes significance (P< 0.05) between normal and MMR by post-hoc testing