Table 1.
Results of groupwise texture-based cancer classifications using tumor segmentation on the ADC map
| Subtypes/receptor status | Luminal A | Luminal B | HER2-enriched | TN | HR positive | HER2 positive | HR negative | HER2 negative | All others |
|---|---|---|---|---|---|---|---|---|---|
| Luminal A | – | 91.5 % (POE) | 80.4 % (Fisher) | 61.9 % (POE) | – | – | – | – | 60.8 % (Fisher) |
| Luminal B | 91.5 % (POE) | – | 100 % (Fisher) | 89.3 % (POE) | – | – | – | – | 91.1 % (Fisher) |
| HER2-enriched | 80.4 % (Fisher) | 100 % (Fisher) | – | 81.3 % (POE) | 84.2 % (MI) | – | – | – | 81 % (MI) |
| TN | 61.9 % (POE) | 89.3 % (POE) | 81.3 % (POE) | – | 73.9 % (Fisher) | 76.4 % (MI) | – | – | 73.4 % (POE) |
| HR positive | – | – | 84.2 % (MI) | 73.9 % (Fisher) | – | – | 60.8 % (MI) | – | 60.8 % (MI) |
| HER2 positive | – | – | – | 76.4 % (MI) | – | – | – | 79.8 % (MI) | 79.8 % (MI) |
| HR negative | – | – | – | – | 60.8 % (MI) | – | – | – | 60.8 % (MI) |
| HER2 negative | – | – | – | – | – | 79.8 % (MI) | – | – | 79.8 % (MI) |
| All others | 60.8 % (Fisher) | 91.1 % (Fisher) | 81 % (MI) | 73.4 % (POE) | 60.8 % (MI) | 79.8 % (MI) | 60.8 % (MI) | 79.8 % (MI) | – |
Accuracies > 80% are italicized
HER2 human epidermal growth factor receptor 2, HR hormone receptor, MI mutual information, POE probability of error and average correlation, TN triple negative