S Cousins, M Huttman, N Blencowe, C Tsang, D Elliott, J Blazeby, D J Beard, M K Campbell, K Gillies
Patient information leaflets for placebo-controlled surgical trials: a review of current practice and recommendations for developers
Trials
inferencebased approach iba postulates individuals obsessivecompulsive disorder ocd confuse possibility reality inferential confusion according specific inductive reasoning devices act possibility true new treatment modality inferencebased therapy ibt developed aim study critically review empirical evidence regarding etiological model treatment efficacy model change iba search literature conducted using psycinfo medline thirtyfour articles included review review reveals intrusive thoughts nonclinical ocd individuals may occur different contexts support specific inductive reasoning style ocd inferential confusion associated ocd symptoms good evidence ibt efficacious treatment ocd including two randomized controlled trials showing ibt efficacious cognitivebehavior therapy limited evidence process change treatment coherent ibas assumptions key premises investigated studies studies conducted nonclinical samples include anxious control group ibas etiological model treatment modality model change make significant contribution ocd