Table 4.
Association of ADHD symptomatology and ADHD Credibility Index (ACI) Scores
| Scale | Group | Classification | % | ACI | |
|---|---|---|---|---|---|
| % Not Suspect | % Suspect | ||||
| CAARS DSM Inattention (E) | Control Group | No scale elevation | 94.18 | 100.00 | 0.00 |
| Symptomatic | 4.15 | 92.86 | 7.14 | ||
| ADHD Group | No scale elevation | 9.47 | 100.00 | 0.00 | |
| Symptomatic | 43.16 | 100.00 | 0.00 | ||
| Total | No scale elevation | 86.91 | 100.00 | 0.00 | |
| Symptomatic | 7.49 | 96.39 | 3.61 | ||
| CAARS DSM Hyperactivity (F) | Control Group | No scale elevation | 96.05 | 99.90 | 0.10 |
| Symptomatic | 3.55 | 77.78 | 22.22 | ||
| ADHD Group | No scale elevation | 56.84 | 100.00 | 0.00 | |
| Symptomatic | 32.63 | 93.55 | 6.45 | ||
| Total | No scale elevation | 92.69 | 99.90 | 0.10 | |
| Symptomatic | 6.05 | 85.07 | 14.93 | ||
| CAARS DSM Total (G) | Control Group | No scale elevation | 95.16 | 100.00 | 0.00 |
| Symptomatic | 3.65 | 91.89 | 8.11 | ||
| ADHD Group | No scale elevation | 26.32 | 100.00 | 0.00 | |
| Symptomatic | 40.00 | 100.00 | 0.00 | ||
| Total | No scale elevation | 89.26 | 100.00 | 0.00 | |
| Symptomatic | 6.77 | 96.00 | 4.00 | ||
| CAARS ADHD Index (H) | Control Group | No scale elevation | 97.24 | 99.90 | 0.10 |
| Symptomatic | 2.47 | 64.00 | 36.00 | ||
| ADHD Group | No scale elevation | 29.47 | 100.00 | 0.00 | |
| Symptomatic | 55.79 | 100.00 | 0.00 | ||
| Total | No scale elevation | 91.43 | 99.90 | 0.10 | |
| Symptomatic | 7.04 | 88.46 | 11.54 | ||
Classifications are based on the CAARS DSM Scale T-Scores: ‘No Scale Elevation’ if T < 65, ‘Symptomatic’ if T ≥ 65. Percentages in the ‘%’ column do not add up to 100 as overreporting participants (T ≥ 80) are not reported here