Table 9.
Agreement between ADHD Credibility Index and Overreport on CAARS DSM Scales
| Scale | Group | % | ADHD Credibility Index | |
|---|---|---|---|---|
| Not Suspect (%) | Suspect (%) | |||
| CAARS DSM Inattention (E) | Control Group | 1.68 | 47.06 | 52.94 |
| ADHD Group | 47.37 | 88.89 | 11.11 | |
| Simulation Group | 42.74 | 47.00 | 53.00 | |
| Non-Credible ADHD Group | 50.00 | 100.00 | 0.00 | |
| Total | 12.63 | 61.05 | 38.95 | |
| CAARS DSM Hyperactivity/Impulsivity (F) | Control Group | 0.39 | 25.00 | 75.00 |
| ADHD Group | 10.53 | 70.00 | 30.00 | |
| Simulation Group | 32.05 | 38.67 | 61.33 | |
| Non-Credible ADHD Group | 5.00 | 100.00 | 0.00 | |
| Total | 6.61 | 42.22 | 57.78 | |
| CAARS DSM Total (G) | Control Group | 1.18 | 25.00 | 75.00 |
| ADHD Group | 33.68 | 84.38 | 15.62 | |
| Simulation Group | 47.44 | 46.85 | 53.15 | |
| Non-Credible ADHD Group | 35.00 | 100.00 | 0.00 | |
| Total | 11.89 | 54.94 | 45.06 | |
| CAARS ADHD Index (H) | Control Group | 0.30 | 33.33 | 66.67 |
| ADHD Group | 14.74 | 64.29 | 35.71 | |
| Simulation Group | 8.12 | 0.00 | 100.00 | |
| Non-Credible ADHD Group | 5.00 | 100.00 | 0.00 | |
| Total | 2.72 | 29.73 | 70.27 | |
Column denoted ‘%’ shows the percentage of participants within the respective group, whose T-Scores fell into the suspect range (i.e., T ≥ 80)