Table 3.
Accuracy, balanced accuracy, and sensitivities [%] for all diagnostic groups, using different subsets of the data sources.
| Feature set | Acc. | Bal. Acc. | Sens. CN | Sens. AD | Sens. FTLD | Sens. DLB | Sens. VaD |
|---|---|---|---|---|---|---|---|
| NP | 62.3 | 57.3 | 83.1 | 61.9 | 48.9 | 46.8 | 45.8 |
| CSF | 51.2 | 40.6 | 40.7 | 72.2 | 35.9 | 12.8 | 41.7 |
| VMRI | 45.8 | 54.5 | 68.6 | 26.9 | 57.6 | 36.2 | 83.3 |
| AMRI | 66.3 | 66.1 | 78.8 | 63.7 | 68.5 | 31.9 | 87.5 |
| NP and CSF | 67.1 | 59.7 | 83.1 | 69.5 | 55.4 | 53.2 | 37.5 |
| NP and VMRI | 72.2 | 74.0 | 90.7 | 64.6 | 67.4 | 68.1 | 79.2 |
| NP and AMRI | 78.0 | 77.1 | 91.5 | 76.2 | 70.7 | 63.8 | 83.3 |
| CSF and VMRI | 63.9 | 62.3 | 63.6 | 69.5 | 58.7 | 40.4 | 79.2 |
| CSF and AMRI | 71.2 | 72.5 | 79.7 | 68.2 | 71.7 | 55.3 | 87.5 |
| VMRI and AMRI | 68.3 | 70.0 | 77.1 | 64.6 | 69.6 | 51.1 | 87.5 |
| NP, CSF, and VMRI | 75.8 | 73.7 | 89.0 | 73.1 | 71.7 | 68.1 | 66.7 |
| NP, CSF, and AMRI | 83.3 | 82.9 | 92.4 | 83.0 | 75.0 | 76.6 | 87.5 |
| NP, VMRI, and AMRI | 77.2 | 77.8 | 89.0 | 75.8 | 66.3 | 70.2 | 87.5 |
| CSF, VMRI, and AMRI | 71.0 | 74.5 | 78.0 | 67.3 | 67.4 | 68.1 | 91.7 |
| All | 81.5 | 82.3 | 89.0 | 80.3 | 76.1 | 74.5 | 91.7 |
NP, neuropsychological tests; CSF, cerebrospinal fluid based biomarkers; VMRI, visual MRI ratings; AMRI, automatic MRI quantifications; Sens., sensitivity for each diagnostic group, i.e., the proportion of patients that are correctly classified in that group; CN, control.