Cognoa 7
Comparison of device results to specialist diagnosis found the PPV: 80.8% [95%CI, 70.3%–88.8%], NPV: 98.3 [90.6%–100%], sensitivity: 98.4% [91.6%–100%], specificity: 78.9% [67.6%–87.7%] for subjects with determinate device results. There was no evidence that device performance significantly varied when PCP used the device remotely compared to in-person.