Clinical Trial

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

Recruiting
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Summary
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.
Protocol Amendment History 1 change
critical Recruitment opened 2026-05-12
Trial Details
NCT Number NCT07028450
Lead Sponsor University of Bergen
Conditions Gambling Problem
Enrollment 195 participants
Start Date 2026-02-16
Primary Completion 2026-12-31 (estimated)
Study Completion 2026-12-31 (estimated)
Updated on ClinicalTrials.gov 2026-05-11