Table 4 Bias and limits of agreement for interstudy, inter-observer and intra-observer variability for both slice orientations based on Bland-Altman analysis
Transverse | Short axis | |
|---|---|---|
EDV | ||
Interstudy | 1.1 (−7.3, 9.4) | 0.4 (−9.5, 10.3) |
Inter-observer | −1.1 (−7.1, 4.8) | 1.9 (−4.8, 8.7) |
Intra-observer | 0.3 (−7.0, 7.7) | 0.5 (−5.1, 6.0) |
ESV | ||
Interstudy | 0.8 (−16.0, 17.6) | 2.1 (−12.3, 16.4) |
Inter-observer | −3.2 (−17.6, 11.2) | 1.0 (−11.2, 13.2) |
Intra-observer | −1.4 (−14.5, 11.7) | −0.4 (−12.4, 11.6) |
EF | ||
Interstudy | 0.6 (−11.2, 12.4) | −1.5 (−7.2, 10.2) |
Inter-observer | 1.6 (−9.1, 12.4) | 0.5 (−8.7, 9.7) |
Intra-observer | 1.6 (−7.2, 10.5) | 0.7 (−8.4, 9.7) |