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Confusion matrix for the calculation of diagnostic accuracy
| MR native T2 mapping (index test) | Pathology (reference standard) | Total | |
|---|---|---|---|
| Confirmed lower grade cRCC | Confirmed higher grade cRCC | ||
|
Lower grade cRCC (ISUP grades 1, 2) |
15 | 1 | 16 |
|
Higher grade cRCC (ISUP grade 3, 4) |
3 | 8 | 11 |
| Total | 18 | 9 | 27 |
