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Effects of Proactive Call to Customers of Norsk Rikstoto (Horse Gambling Operator in Norway): A Randomized Controlled Study

StatusRecruiting
PhaseNot applicable
Started
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Record History

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  1. Recruitment opened
    • Start date changed from estimate of Feb 23, 2026 to Feb 16, 2026
    • Site details revised
    v3
  2. Start date: Oct 1, 2025 to Feb 23, 2026v2 Show 4 more changesShow less
    • Enrollment target: 192 to 195
    • Eligibility criteria expanded, about 7 words
    • Study description revised
    • Collaborators shortened, about 2 words
  3. Study First Submitted
  • Stopped: an ongoing trial was terminated, suspended or withdrawn.
  • Notable: the trial’s plan changed such as a big move in its timeline or size, a new primary endpoint, sponsor or phase, or recruiting opened or resumed.
  • Minor: routine progress and housekeeping, such as sites added or enrollment closed.
Customers/gamblers gambling at Norsk Rikstoto (gambling monopolist in Norway providing horse gambling products with potential gambling problems will be randomly allocated to receive a proactive phone call (encouraging them to change their gambling behavior - e.g., be lowering the loss limit) or to a control condition. Outcomes will be short and long terms registered gambling behavior.
Trial Details
NCT Number NCT07028450
Lead Sponsor University of Bergen
Conditions
(from sponsor)		 Gambling Problem
Enrollment 195 participants
Start Date
Primary Completion (estimated)
Study Completion (estimated)
Updated on ClinicalTrials.gov