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IN Depth multimodal Characterization of negative symptoms

IN Depth multimodal Characterization of negative symptoms - INDICATE-N

Status
Recruiting
Phases
Unknown
Study type
Observational
Source
DRKS
Registry ID
DRKS00020581
Enrollment
150
Registered
2021-02-02
Start date
2019-12-06
Completion date
Unknown
Last updated
2025-04-07

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

Conditions

F20 F21 F23 F25 F32 F33

Interventions

Group 1: patients with schizophrenia spectrum disorder: All visits are the same over all groups. Study duration: 24 weeks • Visit 1: Mini-DIPS Neuropsychiatric Interview, clinical scales, neuropsycho

Sponsors

Zentralinstitut für Seelische Gesundheit
Lead Sponsor

Eligibility

Sex/Gender
All
Age
18 Years to 65 Years

Inclusion criteria

Inclusion criteria: Sufficient level of german language; Ability to understand the study protocol and to give an informed consent; Will to use the device for ambulatory assessment

Exclusion criteria

Exclusion criteria: Chronic endocrinologic, cardiovascular, immunologic, and clinically manifest mental disorders; Current alcohol or drug dependence. Additional for healthy individuals: Acute or mental illness Additional for MRI exams: Pregnancy; Metal parts in the body; Cotraindicative abnormalities in medical history; Claustrophobia

Design outcomes

Primary

MeasureTime frame
Changes between baseline and follow-up visits after 12 and 24 weeks in the mean negative symptom factor score of the Positive and Negative Syndrome Scale (PANSS) and depressive symptom load (MADRS) within and across diagnostic groups.

Secondary

MeasureTime frame
1) Changes between baseline and follow-up visits after 6, 12, 18 and 24 weeks in the mean negative symptom factor score of the Self-report of negative symptom (SNS) load within and across diagnostic groups. 2) Changes between baseline and follow-up visits after 12 and 24 weeks in the functional disease outcomes including cognition (CSB), social and occupational functioning (WHODAS 2.0, PSP) and quality of life (WHOQOL-Bref) 3) Quantification of patient adherence to longitudinal daily life assessments within and across diagnostic groups

Countries

Germany

Contacts

Public ContactAnastasia Benedyk

Zentralinstitut für Seelische Gesundheit

anastasia.benedyk@zi-mannheim.de0621-1703 6514

Outcome results

None listed

Source: DRKS (via WHO ICTRP) · Data processed: Feb 4, 2026