Fig. 4From: Cardiovascular magnetic resonance assessment of the aortic valve stenosis: an in vivo and ex vivo studyAgreement between aortic valve area assessed by CMR in vivo and by CMR ex vivo (a). According to Bland-Altman (b), the difference between the two comparative measurements is plotted against their mean. The continuous line represents the mean difference and dashed lines represent the limits of agreement (mean difference ± 2SD)Back to article page