| Age | 18 years old male | 16 years old male | 16 years old male | 15 years old male | 18 years old male | 16 years old female |
| Introducer | School counselor | Psychiatrist | (-) | (-) | (-) | Pediatrician |
| Full IQ | FIQ:80 (WAIS-III) | FSIQ:110 (WISC-IV) | FIQ:110 (WAIS-III) | FIQ:130 (WISC-III) | (-) | FSIQ:90 (WISC-IV) |
| First diagnosis of ADHD | This time | This time | 2 years before | 7 years before | This time | 3 years before |
| Diagnosis by DSM-IV-TR | Inattentive type | Inattentive type | Inattentive type | Combined type | Inattentive type | Inattentive type |
| Prognosis | Graduated from high school | Dropped out of school → Transferred to another high school. | Dropped out of school → Transferred to another high school. | Stayed in same grade. | Stayed in same grade. | Dropped out of school → Transferred to another high school. |