Table 5 Diagnostic properties for ordinal regression model
Model | Severity of detected PD | Sensitivity (%) | Specificity (%) |
|---|---|---|---|
Age + number of teeth | Mild, moderate or severe versus no | 91.7 | 39.6 |
Moderate or severe versus no or mild | 49.5 | 85.8 | |
Severe versus no, mild or moderate | 20.7 | 100 | |
Age + 6 patient-reported items | Mild, moderate or severe versus no | 84.8 | 57.3 |
Moderate or severe versus no or mild | 63.1 | 84.8 | |
Severe versus no, mild or moderate | 27.6 | 99.6 |