Per Andrén, Filipa Sampaio, Helene Ringberg, Vera Wachtmeister, Moa Warnström, Kayoko Isomura, Kristina Aspvall, Fabian Lenhard, Charlotte L Hall, E Bethan Davies, Tara Murphy, Chris Hollis, Inna Feldman, Matteo Bottai, Eva Serlachius, Erik Andersson, Lorena Fernández de la Cruz, David Mataix-Cols
IMPORTANCE: Behavior therapy is a recommended intervention for Tourette syndrome (TS) and chronic tic disorder (CTD), but availability is limited and long-term effects are uncertain. OBJECTIVE: To investigate the long-term efficacy and cost-effectiveness of therapist-supported, internet-delivered exposure and response prevention (ERP) vs psychoeducation for youths with TS or CTD. DESIGN, SETTING, AND PARTICIPANTS: This 12-month controlled follow-up of a parallel group, superiority randomized clinical trial was conducted at a research clinic in Stockholm, Sweden, with nationwide recruitment...
May 1, 2024: JAMA Network Open