Table 4 Co-morbidity of the other stereotypic behavior in the children with nail biting
Disorder | Total (%) | Boy (%) | Girl (%) |
|---|---|---|---|
Lip biting (n = 21) | 33.3 | 26.8 | 45.5 |
Bruxism (n = 17) | 27 | 22 | 36.4 |
Head banging (n = 11) | 17.5 | 22 | 9.1 |
Skin biting (n = 8) | 12.7 | 14.6 | 9.1 |
Hair pulling (n = 7) | 11.1 | 7.3 | 18.2 |
one or more co-morbid stereotypic behaviors | 65.1 | 58.5 | 77.3 |