Skip to main content

Table 3 EF inter- and intra-observer reproducibility

From: The impact of simplified endocardial contouring on left ventricular volumetric assessment

  Mean difference
+SD (%)
p-value Correlation coefficient
(r)
Bland-Altman
95% limits of agreement (%)
Bland-Altman range (%)
Interobserver variability -0.3 + 1 0.35 0.99 -2 to 2 4
CMR Tools 0.4 + 2 0.27 0.97 -4 to 4 8
Argus
4DVF
3.2 + 9 0.22 0.58 -15 to 21 36
Intraobserver variability 0.1 + 1 0.78 0.99 -2 to 2 4
CMR Tools 0.8 + 2 0.20 0.98 -3 to 4 7
Argus
4DVF
-3.0 + 4.5 0.08 0.93 -11 to 6 17