Status:

COMPLETED

Cognitive Recovery With Cannabis Abstinence Among High School-Aged Adolescents

Lead Sponsor:

Massachusetts General Hospital

Conditions:

Cannabis Use

Cognitive Change

Eligibility:

All Genders

10-19 years

Phase:

NA

Brief Summary

This study will use a randomized controlled design to test whether 30 days of cannabis abstinence, compared to 30 days of monitoring, is associated with improvements in cognitive functioning. Non-usin...

Detailed Description

This is a 5-year randomized, longitudinal trial of cannabis abstinence designed to determine (1) if performance improves with abstinence beyond that observed with continued cannabis use, and if so, (2...

Eligibility Criteria

Inclusion

  • General Inclusion Criteria for School-Aged Study Component:
  • Male and female adolescents from the Boston area who are between the ages of 10 and 19 (inclusive);
  • Have a parent or legal guardian who is able and willing to provide written informed consent for the active study phase (if under the age of 18);
  • Competent and willing to provide written informed assent for the active study phase (if under the age of 18);
  • Competent and able to provide written informed consent (if age 18 or older)
  • Able to communicate in English language
  • Able to commit to 9 study visits in approximately 60 days
  • No severe developmental delays (including, but not limited to, Autism Spectrum Disorder, Intellectual Disability, and Down Syndrome)
  • Able to safely participate in the protocol and appropriate for outpatient level of care
  • Cannabis-Using Group Inclusion Criteria:
  • Use of cannabis at least once per week on most weeks
  • Cannabis use reported within 7 days of both baseline visits
  • No immediate plan to discontinue cannabis use
  • Non-Using Group Inclusion Criteria:
  • Use of cannabis less than 5 times in lifetime
  • No cannabis use in the past year
  • No cannabis use before age 16
  • Exclusion Criteria for School-Aged Study Component
  • \- Passive consent for initial school-wide assessment withdrawn by parent or legal guardian or written parental consent not provided prior to screening

Exclusion

    Key Trial Info

    Start Date :

    August 7 2017

    Trial Type :

    INTERVENTIONAL

    Allocation :

    ACTUAL

    End Date :

    November 9 2022

    Estimated Enrollment :

    201 Patients enrolled

    Trial Details

    Trial ID

    NCT03276221

    Start Date

    August 7 2017

    End Date

    November 9 2022

    Last Update

    February 1 2024

    Active Locations (1)

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    Page 1 of 1 (1 locations)

    1

    Massachusetts General Hospital

    Boston, Massachusetts, United States, 02114