NCT07249970

Understanding the Long-term Paths of People With Addictions

Trajectories of People With Substance or Behavioral Addictions in Contact With the Healthcare System: Medical, Neurobiological, Sociological, and Psychological Characteristics. Multicenter, Multidisciplinary Prospective Study.

• Status: Recruiting
• Phase: —
• Study type: Observational
• Enrollment: 10,000 (estimated)
• Sponsor: Centre Hospitalier Charles Perrens, Bordeaux · Other Government
• Sex: All
• Age: 18 Years
• Healthy volunteers: Not accepted

Summary

The study is an open prospective cohort study. Participants are assessed at the start of their care in an addiction treatment unit using the Addiction Severity Index (ASI) and the Mini International Neuropsychiatric Interview (MINI), which are routinely conducted in these centers for individuals with substance use or behavioral disorders. After the study protocol is explained, the evaluator checks eligibility criteria, interested participants provide their written informed consent. The evaluator invites participants to complete self-administered questionnaires at home, which are returned during a session that also includes cognitive testing. Follow-up interviews are scheduled at 3 months, 6 months, and every 6 months thereafter.

Conditions

• Addiction Disorders
• Addictive Behaviors
• Addiction

Interventions

Type	Name	Description
OTHER	Addiction Severity Index	Once recruited, self-questionnaires completed by the participant at home and brought back at next visite, during which the participant takes cognitive tests. Follow-up interviews are scheduled at 3 months, 6 months, and then every 6 months.

Timeline

• Start date: 2002-03-12
• Primary completion: 2030-12-31
• Completion: 2035-12-31
• First posted: 2025-11-25
• Last updated: 2025-11-25

Locations

1 site across 1 country: France