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Immediate and Sustained Effects of Perceived Control Modulation on Reward Learning Deficits in Anhedonia

Reward learning mechanisms and modulation of perceptual controllability in anhedonia

Status
Active, not recruiting
Phases
Unknown
Study type
Interventional
Source
ChiCTR
Registry ID
ChiCTR2500104521
Enrollment
Unknown
Registered
2025-06-18
Start date
2025-09-01
Completion date
Unknown
Last updated
2025-06-24

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

Conditions

anhedonia

Interventions

Laboratory-based experimental control group:Control Group: Receives no attribution feedback.
Laboratory-based experimental intervention group:The experimental intervention will employ a modified probabilistic reward task. Intervention Group: Receive explicit post-reward attribution informati
positive autobiographical intervention group:8-week positive autobiographical intervention.
Waitlist control group:No intervention, subjects choose on their own whether or not to receive the intervention after 8 weeks.

Sponsors

School of Psychology, Central China Normal University
Lead Sponsor

Eligibility

Sex/Gender
All
Age
18 Years to 30 Years

Inclusion criteria

Inclusion criteria: (1) Adults aged 18-30 years; (2) At least two options in Snaith-Hamilton Pleasure Scale (SHAPS) Chinese version selected as disagree; (3) Right-handedness; (4) Normal or corrected-to-normal vision.

Exclusion criteria

Exclusion criteria: (1) Have a history of neurological or psychiatric illness; (2) Currently taking psychiatric medications; (3) Concurrent involvement in other psychological interventions.

Design outcomes

Primary

MeasureTime frame
positive affect;anhedonia;the rate of correctness;response time;learning rate;reward sensitivity;

Countries

China

Contacts

Public ContactLin Zhang

School of Psychology, Central China Normal University

lin_zhang@ccnu.edu.cn+86 186 2215 2329

Outcome results

None listed

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