Demographic characteristics of participants with tic disorders
| Variable | F95.0 (n=5062) | F95.1 (n=5200) | F95.2 (n=14799) | F95.8 (n=2336) | F95.9 (n=10687) | p |
|---|---|---|---|---|---|---|
| Age (yr) |
10.33±10.84 | 17.65±12.42 | 15.32±9.73 | 16.54±16.15 | 16.00±15.70 | <0.001 |
| Age range |
<0.001 | |||||
| 0-9 yr | 3590 (70.9) | 1440 (27.7) | 4140 (28.0) | 1104 (47.3) | 5227 (48.9) | |
| 10-19 yr | 1017 (20.1) | 2102 (40.4) | 7437 (50.3) | 641 (27.4) | 2909 (27.2) | |
| 20-29 yr | 196 (3.9) | 941 (18.1) | 2120 (14.3) | 235 (10.1) | 1004 (9.4) | |
| ≥30 yr | 259 (5.1) | 717 (13.8) | 1102 (7.4) | 356 (15.2) | 1547 (14.5) | |
| Sex, male |
3640 (71.9) | 4093 (78.7) | 11930 (80.6) | 1732 (74.1) | 7767 (72.7) | <0.001 |
| Insurance, health insurance |
4961 (98.0) | 5002 (96.2) | 14284 (96.5) | 2240 (95.9) | 10341 (96.8) | <0.001 |
Values are presented as mean±standard deviation or number (%). Insurance status was dichotomized into health insurance and medical aid. F95.0: Transient tic disorder. F95.1: Chronic motor or vocal tic disorder. F95.2: Tourette’s syndrome. F95.8: Other tic disorders. F95.9: Tic disorder, unspecified. *analysis of variance; †chi-squared test