The main purpose of this study is to evaluate the efficacy of a habit reversal based treatment programme for children and adolescents with tic disorders. This habit reversal treatment programme was developed at the Department of Child and Adolescent Psychiatry and Psychotherapy at the University of Cologne and has already been evaluated in a pilot-study (Woitecki & Döpfner, 2011, 2012).
The main purpose of this study is to evaluate the efficacy of a habit reversal based treatment programme in children and adolescents aged 8 to 18 years with tic disorders.