Table 1.
Characteristics of the participants in the NewTics, TS, and tic-free groups.
| Variable | NewTics | TS | Tic-Free |
|---|---|---|---|
| N | 41 | 34 | 40 |
| Sex | 30 M/11 F | 25 M/9 F | 29 M/11 F |
| Age | 7.87 ± 1.61 (5.41–10.81) | 8.33 ± 1.55 (5.11–10.99) | 8.18 ± 1.51 (5.19–10.92) |
| Tic duration (year) | 0.34 ± 0.16 (0.07–0.73) | 3.16 ± 1.67 (1.07–6.63) (n = 23) * | n/a |
| YGTSS total tic score (TTS) | 17.59 ± 6.10 (7–32) | 18.59 ± 6.54 (7–30) | n/a |
| YGTSS impairment | 8.29 ± 8.56 (0–30) | 11.17 ± 12.78 (0–40) (n = 30) * | n/a |
| ADHD diagnosis | 14 | 17 of 30 * | 10 of 26 * |
| OCD diagnosis | 3 | 5 of 30 * | 0 of 26 * |
| N with brain active medications | 9 | 10 of 30 * | 8 of 26 * |
* Full clinical data were not available for some participants whose data came from other studies. TS: Tourette syndrome; YGTSS: Yale Global Tic Severity Scale; ADHD: Attention Deficit Hyperactivity Disorder; OCD: Obsessive-compulsive disorder; M: male; F: female.