Evaluation of aortic valve stenosis from Phase-Contrast Magnetic Resonance data using a new automated segmentation and analysis method: Comparison against Doppler Echocardiography

Table 1 Comparison between TTE and PC MRI using the three methods for AVA estimation (*p<0.05)

	Mean (SD) of differences compared to TTE (cm²)	Correlation Coefficient R	Intra-class coefficient between TTE and PC MR	Specificity to detect severe stenosis (%)	Sensibility to detect severe stenosis (%)
AVA1	-0,50 (0,57)*	0,92	0 ,67	94	97
AVA2	+0,02 (0,37)	0,94	0,94	100	97
AVA3	+0,07 (0,29)	0,97	0,96	100	97

ISSN: 1532-429X