The prevalence of obsessive-compulsive disorder in childhood is estimated as 0.5% to 4%.
The review was supported by the Australian National University.
Primary source: Cochrane Database of Systematic Reviews
Source reference: O'Kearney RT, et al. "Behavioural and cognitive behavioural therapy for obsessive compulsive disorder in children and adolescents" Cochrane Database of Systematic Reviews 2006; 4.