Evidence map›Paper›PMID 39630514›Full record

Trial reportAddiction (Abingdon, England)2025

Effects of personalized and normative feedback via the Positive Play Quiz on responsible gambling intention, self-efficacy and behavior: A randomized controlled trial.

Nassim Tabri, Richard T A Wood, Michael J A Wohl

Abstract readRandomized Controlled Trial
In one paragraph

Trial report in Addiction (Abingdon, England), 2025. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 2 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
2citing papers in PubMed, 1 pooled it
–field-weighted citation impact
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

2 citing papers in PubMed, 1 synthesis or guideline pooled it.

  1. Pooled it
  2. Trial
4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

3 authors.

Nassim TabriDepartment of Psychology, Carleton University, Ottawa, Ontario, Canada.ORCID https://orcid.org/0000-0002-7085-9350
Richard T A WoodGamres Limited, Ottawa, Ontario, Canada.ORCID https://orcid.org/0000-0002-0027-3784
Michael J A WohlDepartment of Psychology, Carleton University, Ottawa, Ontario, Canada.ORCID https://orcid.org/0000-0001-6945-5562

Funding

International Center for Responsible Gaming
6 · The paper itself

Abstract

aimsTo evaluate whether a personalized and normative feedback (PNF) intervention for responsible gambling increases gambling insight as well as intention and self-efficacy to engage in responsible gambling and behavioral engagement.

designTwo-arm randomized controlled trial. Outcome measurements occurred post-randomization and 3 months later.

settingOnline, Canada.

participantsCanadian community members who gambled at a land-based casino or online in the last 3 months [61.9% men; mean age = 56.52 (standard deviation = 14.80)] recruited via an online panel (n = 4091). INTERVENTION AND COMPARATOR: Participants were randomized to receive PNF (n = 1940) or no feedback (n = 2151). MEASUREMENTS: Primary outcomes included gambling insight, intentions and self-efficacy to engage in seven responsible gambling behaviors post-randomization as well as engagement in these behaviors during the 3-month follow-up.

findingsPost-intervention, participants receiving PNF (relative to no feedback) had greater gambling insight (d = 0.32, P = 4.59

conclusionsPNF for responsible gambling (relative to no feedback) appears to increase gambling insight, intentions and self-efficacy to engage in gambling literacy and use of limit-setting tools. Exploratory analyses indicated receiving PNF (relative to no feedback) led to behavioral changes during the 3-month follow-up period.

Indexed as

Feedback, PsychologicalGamblingIntentionSelf EfficacyAdultAgedCanadaFemaleHumansMaleMiddle Agedgamblingintentionsinterventionpersonalized and normative feedbackpositive playresponsible gamblingself‐efficacy

Identifiers

PMID39630514
PMCPMC11986280

What OpenQuestion holds

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LicenceCC BY-NC-ND
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Registered trials

None linked

Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.