CONSORT flowchart describing the study process and participant flow.

The reasons for exclusion after Pre1 assessment were as follows: OCD at subclinical level (n = 5), other than OCD being the primary diagnosis (n = 2), therapy focusing on OCD within the past 12 months (n = 2), history of psychosis (n = 1), recent change of medication (n = 1), acute Borderline Personality Disorder (n = 1), declined because experienced study protocol as too stressful (n = 1). Abbreviations: CR = cognitive restructuring, DM = detached mindfulness.