TABLE 2.
Agreement of High Tau Visual Read with Quantitation-Based High Tau (AD-Signature SUVr > 1.46)
| Reader | PPA | NPA | Overall agreement |
|---|---|---|---|
| 1 | 82.9% (72.4%–89.9%) | 90.0% (80.8%–95.1%) | 86.4% (79.8%–91.1%) |
| 2 | 84.3% (74.0%–91.0%) | 88.6% (79.0%–94.1%) | 86.4% (79.8%–91.1%) |
| 3 | 90.0% (80.8%–95.1%) | 87.1% (77.3%–93.1%) | 88.6% (82.2%–92.8%) |
| 4 | 85.7% (75.7%–92.1%) | 87.1% (77.3%–93.1%) | 86.4% (79.8%–91.1%) |
| 5 | 74.3% (63.0%–83.1%) | 91.4% (82.5%–96.0%) | 82.9% (75.8%–88.2%) |
| Overall | 83.4% (79.2%–87.0%) | 88.9% (85.1%–91.7%) | 86.1% (83.4%–88.5%) |
All physician readers conducted visual reads on same set of baseline FTP PET scans. Data in parentheses are 95% CIs estimated using Wilson score method (21).