Evidence map›Paper›PMID 34881915›Full record

SynthesisPsychology of addictive behaviors : journal of the Society of Psychologists in Addictive Behaviors2021

Dropout from face-to-face, multi-session psychological treatments for problem and disordered gambling: A systematic review and meta-analysis.

Rory A Pfund, Samuel C Peter, Nicholas W McAfee, Meredith K Ginley, James P Whelan, Andrew W Meyers

Open access · hybridAbstract readMeta-AnalysisSystematic Review
In one paragraph

Synthesis in Psychology of addictive behaviors : journal of the Society of Psychologists in Addictive Behaviors, 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 27 papers, 5 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
27citing papers in PubMed, 5 pooled it
4.6field-weighted citation impact, top 5% of its field
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

27 citing papers in PubMed, 5 syntheses or guidelines pooled it, 46 citations in OpenAlex.

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  6. Trial
  7. Betting on change: An analysis of cognitive motivational behavior therapy versus referral to gamblers anonymous for gambling disorder.Psychology of addictive behaviors : journal of the Society of Psychologists in Addictive Behaviors · 2025
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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

6 authors at 4 institutions in 2 countries.

Rory A PfundCenter on Alcohol, Substance use, and Addictions.ORCID 0000-0002-9719-503X
Samuel C PeterDepartment of Psychology.ORCID 0000-0003-1443-8911
Nicholas W McAfeeDepartment of Psychiatry and Human Behavior.ORCID 0000-0002-7992-9124
Meredith K GinleyDepartment of Psychology.ORCID 0000-0002-8593-275X
James P WhelanDepartment of Psychology.
Andrew W MeyersDepartment of Psychology.ORCID 0000-0002-6218-3477
University of Memphis · USEast Tennessee State University · USUniversity of Mississippi Medical Center · USUniversity of New Mexico · US

Funding

Alcohol Research Training: Methods & MechanismsT32AA018108 · NIAAA · UNIVERSITY OF NEW MEXICO · PI Katie A Witkiewitz · 2010 to 2026
$5.6M
National Institutes of Health; National Institute on Alcohol Abuse and AlcoholismNIAAA NIH HHS T32 AA018108
6 · The paper itself

Abstract

objectiveThe aims of this systematic review and meta-analysis were to examine the overall prevalence of dropout from psychological treatments for problem gambling and gambling disorder and to examine how study, client, and treatment variables influenced dropout rates.

methodA systematic search was conducted to identify studies of cognitive and/or behavioral therapies and motivational interventions for problem gambling and gambling disorder. Meta-analysis was used to calculate an overall weighted dropout rate. Random effect meta-regressions were used to examine covariates of dropout rates. Mixed-effect subgroup analyses were used to examine moderators of dropout rates.

resultsThe systematic search identified 24 studies (31 dropout rates) comprising 2,791 participants. Using a random-effects model, the overall weighted dropout rate was 39.1%, 95% CI [33.0%, 45.6%]. Increases in the percentage of married participants were significantly associated with lower dropout rates. Dropout rates were significantly higher when dropout was defined as attending all sessions of a treatment protocol compared to when defined as attending a prespecified number of sessions different from the total in the protocol and when defined as study therapists judging participants to be dropouts. Insufficient reporting of some gambling-related variables and other psychological symptom variables prevented a thorough examination of covariates and moderators.

conclusionsA large proportion of individuals drop out of treatment for problem gambling and gambling disorder. Future research should examine the reasons for dropout across marital statuses and should adopt dropout definitions that consider session-by-session symptom change. (PsycInfo Database Record (c) 2021 APA, all rights reserved).

Indexed as

GamblingBehavior TherapyHumansMotivationPrevalence

Identifiers

PMID34881915
PMCPMC8666798
OpenAlexW3157332952

What OpenQuestion holds

Textmetadata
LicenceTDM
Read underepoch 390

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.