Extended Data Table 3: Videos with the most discordance between model prediction and human label of ejection fraction.
‘A’ represented expert preference for EchoNet-Dynamic’s prediction and ‘B’ represented preference for the initial human label. The label of “Incorrect label” designated when at least 3 of 5 blinded experts preferred EchoNet-Dynamic’s prediction of ejection fraction over initial human label in side-by-side comparison.
| Video File | Model EF | Human EF | Difference | Rev 1 | Rev 2 | Rev 3 | Rev 4 | Rev 5 | Notes |
|---|---|---|---|---|---|---|---|---|---|
| 0X4EFB94EA8F9FC7C2 | 44.6 | 17.7 | 26.9 | B | B | B | B | A | Poor image quality |
| 0XB3FFC4AE334E9F4 | 55.4 | 30.1 | 25.4 | B | A | B | B | B | |
| 0X15C0D7DBFF8E4FC8 | 57.8 | 34.8 | 23.1 | A | A | A | A | A | Poor image quality, incorrect label |
| 0X41AC5C5FC2E3352A | 59.5 | 37.9 | 21.6 | A | A | A | A | A | Arrhythmia, incorrect label |
| 0X211D307253ACBEE7 | 31.0 | 10.7 | 20.3 | A | B | B | B | B | Poor image quality, foreshortening |
| 0X5A8D9673920F03FE | 46.3 | 26.7 | 19.6 | A | B | B | B | B | |
| 0X75AF130134AADF00 | 46.8 | 28.4 | 18.4 | B | A | B | A | B | Arrhythmia |
| 0X6703FCFAD2E7CBCA | 37.1 | 54.5 | 17.4 | A | A | A | A | A | Poor image quality, incorrect label |
| 0X345D4E0B1B2EBAA1 | 67.2 | 84.5 | 17.3 | B | A | A | A | A | Incorrect label |
| 0X1B2BCDAE290F6015 | 43.8 | 28.4 | 15.4 | B | A | B | A | B | Poor image quality |
| 0X15CC6C50F1763B61 | 34.9 | 50.2 | 15.2 | A | A | B | B | B | |
| 0X7D567F2A870FD8F0 | 44.1 | 29.1 | 15.0 | B | B | B | A | A | |
| 0X2507255D8DC30B4E | 52.0 | 66.8 | 14.8 | A | A | A | A | A | Poor image quality, incorrect label |
| 0X493E34208D40DBB5 | 51.8 | 37.1 | 14.7 | B | B | B | A | A | |
| 0X56FD0409BFA202DF | 39.1 | 53.7 | 14.6 | A | A | B | A | A | Incorrect label |
| 0X2D4304FA6A09F93E | 37.2 | 23.2 | 14.0 | A | B | A | B | B | |
| 0X1EDA0F3F33F97A9D | 49.0 | 35.0 | 14.0 | B | B | B | B | B | Poor image quality |
| 0X66C8EAE88FFB77EE | 54.0 | 40.1 | 13.9 | B | B | A | B | B | |
| 0X1EF35FFC92F4F554 | 47.7 | 61.4 | 13.7 | B | A | A | B | A | Incorrect label |
| 0X1CDE7FECA3A1754B | 37.2 | 50.9 | 13.7 | B | A | A | A | B | Arrhythmia, incorrect label |
| 0X777692B30E35465A | 39.4 | 53.0 | 13.6 | B | A | B | B | B | |
| 0X29E66C557C99EC32 | 52.0 | 65.5 | 13.6 | B | B | B | B | B | |
| 0X31B6E6B67B97806A | 54.0 | 40.4 | 13.5 | A | A | A | A | A | Incorrect label |
| 0X30DF42C999969D67 | 43.4 | 30.0 | 13.3 | B | B | B | B | B | |
| 0X36715FD73D74BF39 | 49.2 | 36.0 | 13.2 | A | B | B | B | A | Poor image quality, Effusion |
| 0XAA3E06425E1A23E | 46.3 | 33.1 | 13.1 | A | B | A | B | A | Incorrect label |
| 0X60361B7F301DEBB7 | 55.2 | 68.3 | 13.0 | B | A | A | A | A | Incorrect label |
| 0X32AFF6A0BED73A67 | 74.2 | 61.6 | 12.6 | A | A | A | B | A | Incorrect label |
| 0X8558D35ED09F890 | 52.7 | 40.4 | 12.4 | A | B | B | A | A | Poor image quality, incorrect label |
| 0X868028466F66DE2 | 43.9 | 56.2 | 12.3 | B | A | B | B | B | |
| 0X41130893A44122AB | 54.0 | 66.3 | 12.3 | B | A | B | B | A | Poor image quality |
| 0X69447E46FEDD2A3F | 49.3 | 61.5 | 12.3 | A | A | A | B | A | Poor image quality, incorrect label |
| 0X797CA10A7CDE384B | 62.8 | 75.0 | 12.2 | B | A | B | A | A | Poor image quality, incorrect label |
| 0XBCEAB22A81A23C1 | 25.4 | 13.3 | 12.2 | A | B | B | B | A | Foreshortening |
| 0X2889D8C33077C148 | 57.0 | 69.1 | 12.1 | B | A | A | B | B | Arrhythmia |
| 0X6DFE8F195ACC3BA4 | 18.0 | 30.1 | 12.1 | B | A | B | B | B | |
| 0X62431BB9CF3A33EE | 44.4 | 56.4 | 12.1 | A | A | A | A | A | Arrhythmia, incorrect label |
| 0X27250C8B6DF1D971 | 67.7 | 79.7 | 12.0 | B | A | B | B | A | Poor image quality, foreshortening |
| 0X79DFCFF4867CB797 | 31.9 | 43.9 | 12.0 | B | A | B | B | B | |
| 0X2DF88C27BB20C25D | 55.9 | 43.9 | 12.0 | B | A | A | B | A | Foreshortening, incorrect label |