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A cohort study of adolescent depressive disorders

A cohort study of adolescent depressive disorders

Status
Active, not recruiting
Phases
Early Phase 1
Study type
Observational
Source
ChiCTR
Registry ID
ChiCTR2100049066
Enrollment
Unknown
Registered
2021-07-20
Start date
2021-07-31
Completion date
Unknown
Last updated
2022-04-04

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

Conditions

Depressive disorder and Bioplar disorder

Interventions

Control group:No

Sponsors

The Affiliated Brain Hospital of Guangzhou Medical University
Lead Sponsor

Eligibility

Sex/Gender
All
Age
9 Years to 18 Years

Inclusion criteria

Inclusion criteria: 1. Patient group: (1) Meet the diagnostic criteria of DSM-5 depressive disorder; (2) Never taking medication or taking continuous psychiatric medication for less than 14 days; (3) Aged 9-18 years old; (4) Voluntarily participate in this study and obtain the written informed consent of the legal guardian. 2. Normal control group: (1) 1. There is no previous or current mental disorder that meets the DSM-5 diagnostic criteria; (2) Aged 9-18 years old; (3) Voluntarily participate in this study and obtain the written informed consent of the legal guardian.

Exclusion criteria

Exclusion criteria: 1. Patient group: (1) Nervous system diseases, brain organic diseases and mental disorders caused by physical diseases; (2) Developmental disorders other than ADHD, including: IQ <=70 or mental retardation, autism spectrum disorder, obvious dyslexia, tic disorder, etc.; (3) Any psychoactive substance use, abuse or dependence before the illness; (4) Severe active physical disease. 2. Normal control group: (1) Have a family history of mental disorders; (2) Central nervous system diseases; (3) Severe active physical disease.

Design outcomes

Primary

MeasureTime frame
bipolar disorder high risk assessment;self-harm, suicidal thoughts and behaviours;Alcohol or substance abuse; Physical health comorbidities;envirnmental factors;functional outcomes;neurocognative functions;circadian rythm marker;plasma/serum biomarkers;genetic analysis;Brain structure and function information;Event-related potential, eye movement;near-infrared imaging;intestinal flora;

Secondary

MeasureTime frame
clinical presentation;

Countries

China

Contacts

Public ContactCao Liping

The Affiliated Brain Hospital of Guangzhou Medical University

coolliping@163.com+86 20 81268122

Outcome results

None listed

Source: ChiCTR (via WHO ICTRP) · Data processed: Feb 11, 2026