Comparing the effectiveness of stress inoculation training and mindfulness skills training

INTERVENTION: Intervention 1: First intervention group: Stress inoculation training based on Donald Maikenbaum's standard protocol (1985) and the version translated by Cyrus Mebini (1997), in the form of 9 group sessions, each session lasting 120 minutes, with weekly intervals.Session Summary: Session 1: Introduction, group goals, conceptualization of stress and its symptoms. Session 2: Relaxation and stress relief training. Session 3: Cognitive concepts, the role of thoughts in stress, negative automatic thoughts, cognitive errors.Session 4: Dealing with negative thoughts. Session 5: Training in guided self‐talk and the role of negative self‐talk. Session 6: Training in focusing thoughts and attention‐redirecting techniques. Session 7: Training in problem‐solving. Session 8: Training in anger management skills. Session 9: Integrated practice of skills in stressful situations, summarizing and ending. Intervention 2: Second intervention group: Mindfulness‐based training based on the standard protocol of Bowen et al. (2011), in the form of 8 group sessions, each session lasting 120 minutes, with weekly intervals .Sessions include mindfulness exercises (body scan, seated meditation, 3‐minute breathing space, mindful body movement, mindful walking), non‐judgmental awareness of thoughts and feelings, distinguishing thoughts from reality, managing barriers to practice, focusing on pleasant/unpleasant events, and applying skills to prevent relapse and increase well‐being. Along with regular homework assignments. Intervention 3: Control group: No intervention was performed. CONDITION: Body image obsession. ; Body dysmorphic disorder F45.22 PRIMARY OUTCOME: Appearance anxiety. Timepoint: Before the intervention, one week after completion of the intervention, one month after completion of the intervention. Method of measurement: Appearance Anxiety Inventory, Veale et al. (2014). Metacognitive assessment of body dysmorphic disorder. Timepoint: Before the intervention, one week after completion of the intervention, one month after completion of the intervention. Method of measurement: Metacognitive Assessment of Body Dysmorphic Disorder Questionnaire, Rabiei et al. (2011). Self‐acceptance. Timepoint: Before the intervention, one week after completion of the intervention, one month after completion of the intervention. Method of measurement: Unconditional Self‐Acceptance Questionnaire, Chamberlain and Haaga (2001). Self‐criticism. Timepoint: Before the intervention, one week after completion of the intervention, one month after completion of the intervention. Method of measurement: Levels of Self‐Criticism Scale, Thompson and Zuroff (2004). INCLUSION CRITERIA: Be at least 15 years old and at most 17 years old Female gender Obsessive‐compulsive disorder based on a diagnostic interview and a body deformity concern questionnaire (achieving a minimum score of 10 on the test)