Chatbot Intervention Effects on Belief Updating in Anhedonia
Recruiting now · Not applicable
Conditions studied: Healthy
In brief
The main aim of the present study is to investigate the effects of a Motivational Interviewing-based artificial intelligence chatbot on belief updating in college students with elevated levels of depression and anhedonia by combining a randomized active-control intervention design with pre- and post-intervention behavioral belief updating task assessments.
Key facts
- Study ID
- NCT07663019
- Run by
- University of Electronic Science and Technology of China
- People needed
- 80
- Starts
- 2026-06-20
- Expected to finish
- 2028-12-31
- Last updated by the study team
- 2026-07-09
Who can join
Age: 18 and older, up to 40. Sex: any. Healthy volunteers: accepted.
You may qualify if…
- 18-40 years
- Right-handed
- Normal or corrected normal visual acuity
- Participants must show elevated anhedonia and depressive symptoms at screening, defined as a total score of 22 or higher on the Snaith-Hamilton Pleasure Scale and a score of 14 or higher on the Beck Depression Inventory
You may not qualify if…
- History of major central nervous system disorders, such as epilepsy, traumatic brain injury, stroke, or brain tumors.
- History of severe mental illness, including schizophrenia spectrum disorders, bipolar disorder, or other psychotic disorders.
- History of substance or alcohol use disorder or substance or alcohol misuse within the past 12 months that may affect study participation or outcome assessment.
- Individuals currently at high risk of suicide, severe self-harm, or experiencing an acute psychiatric crisis.
- Individuals who are currently using psychiatric medications or have undergone psychotherapy within the past 4 weeks that may significantly affect mood, motivation, or reward processing.
- Severe vision or hearing impairments that cannot be corrected and would interfere with task performance.
- Contraindications to MRI scanning, including metallic implants, pacemakers, severe claustrophobia, or other conditions incompatible with MRI.
- Pregnancy or breastfeeding.
Where it is running
- University of Electronic Science and Technology of China — Chengdu, Sichuan, China (enrolling)
Full record on ClinicalTrials.gov
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