Table 1.

Comparison of mitral valve geometric measurements between echocardiography and the segmented mitral valve models

	Subject A		Subject B		Subject C
	Echo	Prototype	Echo	Prototype	Echo	Prototype	Mean relative error
Orifice area (cm2)	1.79	1.34	1.43	1.36	5.70	5.51	6.2% ± 3.7%
Anterior leaflet height (cm)	1.90	1.98	1.70	1.89	1.90	1.78	7.2% ± 3.6%
Posterior leaflet height (cm)	0.56	0.73	0.60	0.54	0.50	0.83	35% ± 28%
Anterior-posterior annular diameter (cm)	1.90	1.86	1.93	1.60	2.73	2.37	10.8% ± 7.8%
Transverse annular diameter (cm)	2.87	3.29	2.64	2.51	3.41	3.6	8.4% ± 5.4%