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Table 5 Intra- and inter-observer reproducibility for fast global longitudinal strain and strain rate measurements at different field strengths

From: Cardiovascular magnetic resonance‐assessed fast global longitudinal strain parameters add diagnostic and prognostic insights in right ventricular volume and pressure loading disease conditions

Variables

Intra-observer CV, %

Inter-observer CV, %

1.5 T (n = 10)

3 T (n = 10)

1.5 T (n = 10)

3 T (n = 10)

RV fast GLS, %

3.1

2.9

4.2

3.7

RV fast GLSRs, 1/s

6.6

6.1

7.2

7.3

RV fast GLSRe, 1/s

6.5

6.8

8.6

8.4

RV fast GLSRa, 1/s

7.9

7.2

9.5

10.1

  1. CV coefficient of variation, GLS global longitudinal strain, GLSRs peak global longitudinal strain rate during systole, GLSRe peak global longitudinal strain rate during early diastole, GLSRa peak global longitudinal strain rate during late diastole, RV right ventricular
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Journal of Cardiovascular Magnetic Resonance

ISSN: 1532-429X

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