Table 1.
Demographic and clinical characteristics by group, comprising attention deficit hyperactivity disorder (ADHD) vs. healthy control (HC) subjects.
| ADHD (n = 23) | HC (n = 12) | |||
|---|---|---|---|---|
| Mean (SD) | Mean (SD) | X2/t | p | |
| Age (years) | 9.96 (2.82) | 11.33 (2.93) | 1.353 | 0.185 |
| % Female | 30.43 | 50 | 1.293 | 0.255 |
| FSIQ | 105.6 (12.81) | 107.92 (10.6) | 0.527 | 0.602 |
| ADHD-RS-IV total | 20.96 (14.51) | 6.08 (3.68) | −4.64 | <0.001*** |
| ADHD-RS-inattention | 12.3 (7.59) | 4.25 (2.53) | −4.62 | <0.001*** |
| ADHD-RS-hyperactivity-impulsive | 8.65 (7.55) | 1.83 (1.7) | −4.137 | <0.001*** |
| CBCL total | 62.41 (9.92) | 49.08 (6.71) | −4.15 | <0.001*** |
| CBCL attention problem scores | 64.41 (12.14) | 52.58 (3.78) | −4.21 | <0.001*** |
| CDI | 8.52 (6.1) | 10.25 (7.85) | 0.72 | 0.476 |
| STAI-C | ||||
| STAI-C trait | 29.09 (6.87) | 30 (6.59) | 0.378 | 0.708 |
| STAI-C state | 28.09 (8.96) | 30.83 (7.04) | 0.921 | 0.364 |
| SSQ | 18.14(22.32) | 39.1(36.77) | 1.983 | 0.057 |
| MPH dose (mg) | 29.35 (16.23) | |||
| Comorbidity | ||||
| Tic disorder | n = 1 |
ADHD, attention deficit hyperactivity disorder; HC, Healthy Control; SD, standard deviation; FSIQ, full scale intelligence quotient; ADHD-RS, ADHD rating scale; CBCL, child behavior checklist; CDI, children's depression inventory; STAI-C, state-trait anxiety inventory for children; SSQ, simulator sickness questionnaire; MPH, methylphenidate.
***
p < 0.001.