Table 2.
Confusion matrix for the training and external test cohorts.
| Predicted class |
||||
|---|---|---|---|---|
| ACT | CS | |||
| Actual class | Training | ACT | 46 | 9 |
| CS | 12 | 43 | ||
| External test | ACT | 13 | 3 | |
| CS | 6 | 14 | ||
ACT, atypical cartilaginous tumour; CS, higher-grade chondrosarcoma.
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