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Discriminative measures for the Stockholm cohort.
| Sensitivity | Specificity | PPV | NPV | |
|---|---|---|---|---|
| PD | 84% (21/25) | 100% (10/10) | 100% (21/21) | 71.4% (10/14) |
| APS | 80% (8/10) | 100% (25/25) | 100% (8/8) | 93% (25/27) |
| MSA | 50% (2/4) | 100% (4/4) | 100% (2/2) | 67% (4/6) |
| PSP | 50% (2/4) | 100% (4/4) | 100% (2/2) | 67% (4/6) |
APS atypical parkinsonian syndrome, MSA multiple system atrophy, NPV negative predictive value, PD Parkinson’s disease, PPV positive predictive value, PSP progressive supranuclear palsy.
