Joint Effort 2.0: a Mobile Application With University Students

Last updated: March 10, 2025
Sponsor: Centre hospitalier de l'Université de Montréal (CHUM)
Overall Status: Completed

Phase

N/A

Condition

Substance Abuse

Treatment

Joint Effort

Brief normative feedback and standard information

Clinical Study ID

NCT05620433
2023-11154
  • Ages 18-35
  • All Genders
  • Accepts Healthy Volunteers

Study Summary

The purpose of this study is to evaluate quantitatively and qualitatively a mobile application, Joint Effort, targeting safe cannabis use among consumers.

This randomized controlled trial is currently conducted on the Joint Effort mobile application.

Eligibility Criteria

Inclusion

Inclusion Criteria:

  • Aged between 18-35 years old

  • Be a non-medical cannabis user and have used in the last month

  • Understand, read and write French

  • Own a smartphone (iPhone)

Exclusion

Exclusion Criteria:

  • None

Study Design

Total Participants: 354
Treatment Group(s): 2
Primary Treatment: Joint Effort
Phase:
Study Start date:
February 08, 2023
Estimated Completion Date:
November 28, 2024

Study Description

This online randomized controlled trial with parallel groups is conducted in Quebec (Canada). Interested participants are invited to visit the study's website at www.etudejointeeffort.ca

The study's Website contains text explaining the study. After accepting the conditions and consenting, participants will enroll in the study by providing an email address and a pseudonym. Each participant will be validated through an email address check. After their enrolment, participants will receive a hyperlink via email to invite them to complete a baseline questionnaire.

After completing the baseline questionnaire, participants will be randomly assigned by the computer system either to an experimental group (Joint Effort mobile application) or to a control group (brief normative feedback and standard information).

Four weeks and eight weeks after the baseline questionnaire, participants will complete the online questionnaires again.

Connect with a study center

  • Université de Montréal

    Montréal, Quebec
    Canada

    Site Not Available

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