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Screening performance of PST and BSIT Versions A and B for hyposmia detection in discovery cohort compared against the UPSIT
| Shorter test version | Number of smells | Hyposmia score | Sensitivity (%) | Specificity (%) | PPV (%) | NPV (%) |
|---|---|---|---|---|---|---|
| PST Version A | 4 | ≤ 3 | 76.8 | 64.9 | 29.3 | 93.6 |
| PST Version B | 4 | ≤ 3 | 86.6 | 45.9 | 23.3 | 94.8 |
| BSIT-A | 12 | ≤ 9 | 83.1 | 79.5 | 43.5 | 96.1 |
| BSIT-B | 12 | ≤ 9 | 96.5 | 51.8 | 27.5 | 98.7 |
PPV positive predictive value, NPV negative predictive value
