. Author manuscript; available in PMC: 2011 Feb 6.

Published in final edited form as: J Am Coll Cardiol. 2009 Aug 11;54(7):638–651. doi: 10.1016/j.jacc.2009.03.071

Table 4.

Enhanced reciprocal constraint of left ventricular outflow tract and mitral valve annulus during application of cerclage tension, n=10.

		Baseline	Tension	p
Left ventricular outflow tract (LVOT) diameter (cm)	Systole	2.1 ± 0.4	2.0 ± 0.4	0.047
	Diastole	1.9 ± 0.4	1.5 ± 0.4	<0.001
	Difference	11%	30%	<0.001
Mitral valve annulus (MVA) diameter (cm)	Systole	3.1 ± 0.5	2.5 ± 0.4	<0.001
	Diastole	3.4 ± 0.6	2.9 ± 0.5	<0.001
	Difference	−10%	−14%	<0.001
Combined LVOT and MVA (cm)	Systole	5.2 ± 0.7	4.5 ± 0.6	NS
	Diastole	5.3 ± 0.9	4.4 ± 0.7	NS
	Difference	−3%	1%	NS