Table 4.

Inter-rater agreement for single video data

Observation	Rater 1 of LVEF	Rater 2 of LVEF	ICC (95% CI)
1	ML model	Level III expert visual LVEF on randomized single videos	0.772 (0.501, 1.000)
2	ML model	Level III expert segmentation LVEF on randomized single videos	0.778 (0.578, 1.000)
3	ML model	Level III expert visual LVEF, accounting for all videos for a participant	0.794 (0.173, 1.000)
4	ML model	Level III expert segmentation LVEF, accounting for all videos for a participant	0.843 (0.310, 1.000)
5	ML model	Derived LVEF from echo reports	0.798 (0.143, 1.000)