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Table 3 Intra- and interobserver variability of strain parameters obtained with myocardial tissue tagging.

From: How do hypertrophic cardiomyopathy mutations affect myocardial function in carriers with normal wall thickness? Assessment with cardiovascular magnetic resonance

 

intraobserver variability

interobserver variability

 

mean difference ± S.D.

coefficient of variation

mean difference ± S.D.

coefficient of variation

peak SCS (%)

0.03 ± 0.25

0.02

0.16 ± 1.3

0.01

peak DCSR (%·s-1)

0.02 ± 0.3

0.01

0.04 ± 9.5

0.09

  1. S.D. = standard deviation, DCSR = diastolic circumferential strain rate, SCS = systolic circumferential strain
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Journal of Cardiovascular Magnetic Resonance

ISSN: 1532-429X

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