Table 2.
Diagnostic Utility Properties of the CBCL Attention Problems Scale for Distinguishing GAD (N=23) from GAD with comorbid ADHD (N=23)
| CBCL Cut-Score | Sensitivity | Specificity | PPP | NPP | Base Rate | OCC |
|---|---|---|---|---|---|---|
| 57 | 82.6 | 52.2 | 63.3 | 75.0 | 65.2 | .913 |
| 58 | 82.6 | 69.6 | 73.1 | 80.0 | 56.5 | .913 |
| 59 | 82.6 | 69.6 | 73.1 | 80.0 | 56.5 | .913 |
| 60 | 78.3 | 78.3 | 78.3 | 78.3 | 50.0 | .782 |
| 61 | 78.3 | 78.3 | 78.3 | 78.3 | 50.0 | .782 |
| 62 | 73.9 | 78.3 | 77.3 | 75.0 | 47.8 | .760 |
| 63 | 73.9 | 91.3 | 89.5 | 77.8 | 41.3 | .826 |
| 64 | 65.2 | 95.7 | 93.8 | 73.3 | 34.8 | .804 |
| 65 | 56.5 | 95.7 | 92.9 | 68.8 | 30.4 | .761 |
| 66 | 52.2 | 95.7 | 92.3 | 66.7 | 28.3 | .739 |
Note: CBCL = Child Behavior Checklist; PPP = positive predictive power; NPP = negative predictive power; OCC = overall correct classification.