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Distribution of BI-RADS categories for the test set, Fleiss’ kappa was equal to 0.41.
| BI-RADS | |||||
|---|---|---|---|---|---|
| 2 | 3 | 4 | 5 | ||
| Radiologist 1 | Benign | 44 | 15 | 57 | 1 |
| Malignant | 0 | 1 | 23 | 9 | |
| Radiologist 2 | Benign | 37 | 13 | 64 | 3 |
| Malignant | 0 | 0 | 16 | 17 | |
| Radiologist 3 | Benign | 41 | 11 | 61 | 4 |
| Malignant | 0 | 0 | 12 | 21 | |
| Radiologist 4 | Benign | 19 | 13 | 60 | 25 |
| Malignant | 0 | 0 | 3 | 30 | |
