Feasibility and efficacy of a transdiagnostic app-based psychological aftercare intervention

Feasibility and efficacy of a transdiagnostic app-based psychological aftercare intervention - App-based Psychological Aftercare/APAC

Status

Active, not recruiting

Phases

Unknown

Study type

Interventional

Source

DRKS

Registry ID

DRKS00031700

Enrollment

180

Registered

2023-06-12

Start date

2024-02-09

Completion date

Unknown

Last updated

2026-04-27

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Participants with various mental disorders will be recruited for the current study. Diagnosis of a mental disorder will be established according to the DSM-5 via a diagnostic interview (First et al., 2016

Interventions

Group 1: IG (intervention group) = App-based psychological aftercare intervention (i.e., treatment as usual + App-intervention) for three months Group 2: CG (control group) = waitlist control/treatme

Eligibility

Sex/Gender

All

Age

18 Years to 80 Years

Inclusion criteria

Inclusion criteria: - Diagnosis of a mental disorder according to the DSM-5 (First et al., 2016; Margraf et al., 2017) - Willingness and capability of participation - Regularly ending inpatient stay in a psychiatric clinic in 2 - 4 weeks (mutual consent by inpatient clinician and patient) - Ownership of a smartphone

Exclusion criteria

Exclusion criteria: - Acute suicidality - Acute psychosis - Acute substance abuse/intoxication - Dementia - Further inpatient treatment in another inpatient facility or home treatment - Insufficient German language skills to understand the content of the app

Design outcomes

Primary

Measure	Time frame
Rehospitalization rates during 3 months after discharge, well-being, health and disability, uptake of aftercare treatments, psychological distress, behavior activation, anxiety and depressive symptoms	—

Secondary

Measure	Time frame
Frequency/duration of app use, therapeutic alliance, system usability, user satisfaction, treatment credibility and client expectancy, negative intervention effects, passive data (location, steps, app-usage, phone usage, calls)	—

Countries

Luxembourg, Switzerland

Contacts

Public ContactKlaus Bader

Universitäre Psychiatrische Kliniken Basel

klaus.bader@upk.ch+41 61 325 51 11

Outcome results

None listed

Source: DRKS (via WHO ICTRP) · Data processed: May 1, 2026