Table 2.

Reliability of the automated segmentation compared to manual segmentation (“gold standard”) measured by the intraclass correlation coefficient (ICC).

	Training data	Validation data
Global ICC (95% CI)	n = 108 0.976 (0.965–0.984)	n = 122 0.944 (0.874–0.971)
Right ventricle ICC (95% CI)	n = 69 0.963 (0.941–0.977)	n = 63 0.940 (0.882–0.967)
Left ventricle ICC (95% CI)	n = 39 0.987 (0.956–0.994)	n = 59 0.942 (0.80–0.976)
IoU (intersection over union)	0.54
Dice (mean ± standard deviation [minimum, maximum])	0.8 ± 0.01 [0.63, 0.94]