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Table 2 Multiple comparisons following repeated measures ANOVA for flow components as a percentage of EDV and Friedman test for KE at ED

From: Test-retest variability of left ventricular 4D flow cardiovascular magnetic resonance measurements in healthy subjects

 

Mean ± SD

Retained inflow

(P value)

Delayed ejection flow

(P value)

Residual volume

(P value)

Multiple comparisons for volume, % EDV

Direct flow, % EDV

38 ± 4

< 0.001

< 0.001

< 0.001

Retained inflow, % EDV

16 ± 4

̶

0.7534

< 0.001

Delayed ejection flow, % EDV

16 ± 3

0.7534

̶

< 0.001

Residual volume, % EDV

30 ± 4

< 0.001

< 0.001

̶

Multiple comparisons for KE at ED, μJ/ml

Direct flow, μJ/ml

7.8 ± 3.0

< 0.001

0.0256

< 0.001

Retained inflow, μJ/ml

4.1 ± 2.0

̶

0.0049

< 0.001

Delayed ejection flow, μJ/ml

6.3 ± 2.3

0.0049

̶

< 0.001

Residual volume, μJ/ml

1.2 ± 0.5

< 0.001

< 0.001

̶

  1. SD indicates Standard deviation, EDV End-diastolic volume, KE Kinetic energy