Critical turning points during the course of psychiatric diseases: a transdiagnostic approach

Critical turning points during the course of psychiatric diseases: a transdiagnostic approach - transdiagnostic turning points

Status

Recruiting

Phases

Unknown

Study type

Observational

Source

DRKS

Registry ID

DRKS00039016

Enrollment

1800

Registered

2026-01-20

Start date

2026-04-01

Completion date

Unknown

Last updated

2026-06-01

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

Conditions

F00-F99

Interventions

Group 1: Naturalistic course of 1,600 patients with psychiatric disorders. We plan to recruit 1,600 adult patients with a psychiatric disorder and 200 healthy control subjects. Approximately 200 pati

Eligibility

Sex/Gender

All

Age

18 Years to 120 Years

Inclusion criteria

Inclusion criteria: Diagnosis of a mental disorder Written consent to participate in the study The participant is able to understand the study procedures and information (capacity to consent)

Exclusion criteria

Exclusion criteria: Unable to give informed consent Neurological disorders, except dementia Diseases that impair brain function Exclusion criterion for controls: Diagnosis of a psychiatric disorder according to DSM-V.

Design outcomes

Primary

Measure	Time frame
Identification of volatile organic compounds in relation to psychiatric disorders and critical turning points of symptoms	—

Secondary

Measure	Time frame
Identification of predictors for treatment outcome and response to medication Correlation between volatile organic compounds and the microbiome Investigation of the relationship between volatile organic compounds and side effects	—

Countries

Germany

Contacts

Public ContactThomas Frodl

Uniklinik RWTH Aachen

tfrodl@ukaachen.de+492418089632

Outcome results

None listed

Source: DRKS (via WHO ICTRP) · Data processed: Jun 11, 2026