Group therapy using Acceptance and Commitment Therapy for patients with psychosis

Pilot Study to Evaluate the Effectiveness of an Acceptance and Commitment Therapy (ACT)-Based Treatment Approach With Inpatient Group Therapy Interventions for Patients With Psychosis Spectrum Disorder

Not applicable Interventional Vivantes Netzwerk für Gesundheit GmbH · NCT06086184

This study is testing a group therapy program using Acceptance and Commitment Therapy to see if it helps people with psychosis manage their symptoms better while they're in the hospital.

Quick facts

PhaseNot applicable
Study typeInterventional
Enrollment32 (estimated)
Ages18 Years to 65 Years
SexAll
SponsorVivantes Netzwerk für Gesundheit GmbH Academic / other
Locations1 site (Berlin-Kreuzberg, Berlin)
Trial IDNCT06086184 on ClinicalTrials.gov

What this trial studies

This pilot study aims to evaluate the feasibility and efficacy of an inpatient group Acceptance and Commitment Therapy (ACT) program for individuals diagnosed with psychosis spectrum disorders. The program is designed to help patients manage their symptoms and improve their overall functioning during hospitalization, with a focus on mindfulness and self-acceptance. The study will assess the impact of this treatment on symptom severity and patient satisfaction, as well as monitor any potential side effects through qualitative interviews. The ultimate goal is to reduce rehospitalization rates and promote positive attitudes towards treatment.

Who should consider this trial

Good fit: Ideal candidates for this study are individuals diagnosed with various psychosis spectrum disorders, including schizophrenia and related conditions.

Not a fit: Patients who decline to participate or have insufficient language or intellectual abilities may not benefit from this study.

Why it matters

Potential benefit: If successful, this program could significantly improve the management of psychosis spectrum disorders and enhance patient outcomes.

How similar studies have performed: While this approach is innovative, similar studies using ACT have shown promise in improving outcomes for patients with mental health disorders.

Eligibility criteria

Show full inclusion / exclusion criteria
Inclusion Criteria:

* Patients with psychosis spectrum disorder with the following diagnoses according to the Diagnostic and Statistical Manual Diploma in Social Medicine 5 ("Schizophrenia Spectrum and Other Psychotic Disorders"):
* Schizophrenia
* Schizophreniform disorder
* Schizoaffective disorder
* Delusional disorder
* Brief psychotic disorder
* Psychotic disorder due to another disorder
* Substance-induced/medication-induced psychotic disorder
* Depressive episode with psychotic symptoms
* Manic or bipolar episode with psychotic symptoms

Exclusion Criteria:

* Patients decline to participate in the treatment program
* Language or intellectual abilities insufficient for study participation

Where this trial is running

Berlin-Kreuzberg, Berlin

Study contacts

How to participate

  1. Review the eligibility criteria above with your treating physician.
  2. Visit the official trial page on ClinicalTrials.gov for the most current contact information and recruitment status.
  3. Contact the listed study coordinator or principal investigator to request pre-screening. Pre-screening is free and never obligates you to enroll.
Conditions Psychotic DisordersAcceptance and Commitment TherapyPsychotherapy, GroupInpatientsMindfulness
Last reviewed 2026-06-09 by the Find a Trial editorial team. Information on this page is for educational purposes and is not medical advice. Always consult qualified healthcare professionals about clinical trial participation.