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Tran LT, Wardle H, Colledge-Frisby S, Taylor S, Lynch M, Rehm J, Volberg R, Marionneau V, Saxena S, Bunn C, Farrell M, Degenhardt L. The prevalence of gambling and problematic gambling: a systematic review and meta-analysis. Lancet Public Health 2024; 9:e594-e613. [PMID: 39025095 DOI: 10.1016/s2468-2667(24)00126-9] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 02/22/2024] [Revised: 05/28/2024] [Accepted: 06/07/2024] [Indexed: 07/20/2024]
Abstract
BACKGROUND Gambling behaviours have become of increased public health interest, but data on prevalence remain scarce. In this study, we aimed to estimate for adults and adolescents the prevalence of any gambling activity, the prevalence of engaging in specific gambling activities, the prevalence of any risk gambling and problematic gambling, and the prevalence of any risk and problematic gambling by gambling activity. METHODS We performed a systematic review and meta-analysis. We systematically searched for peer-reviewed literature (on MEDLINE, Embase, and PsycInfo) and grey literature to identify papers published between Jan 1, 2010, and March 4, 2024. We searched for any gambling, including engagement with individual gambling activities, and problematic gambling data among adults and adolescents. We included papers that reported the prevalence or proportion of a gambling outcome of interest. We excluded papers of non-original data or based on a biased sample. Data were extracted into a bespoke Microsoft Access database, with the Joanna Briggs Institute Critical Appraisal Tool used to identify the risk of bias for each sample. Representative population survey estimates were firstly meta-analysed into country-level prevalence estimates, using metaprop, of any gambling, any risk gambling, problematic gambling, and by gambling activity. Secondly, population-weighted regional-level and global estimates were generated for any gambling, any risk gambling, problematic gambling, and specific gambling activity. This review is registered on PROSPERO (CRD42021251835). FINDINGS We screened 3692 reports, with 380 representative unique samples, in 68 countries and territories. Overall, the included samples consisted of slightly more men or male individuals, with a mean age of 29·72 years, and most samples identified were from high-income countries. Of these samples, 366 were included in the meta-analysis. Globally, 46·2% (95% CI 41·7-50·8) of adults and 17·9% (14·8-21·2) of adolescents had gambled in the past 12 months. Rates of gambling were higher among men (49·1%; 45·5-52·6) than women (37·4%; 32·0-42·5). Among adults, 8·7% (6·6-11·3) were classified as engaging in any risk gambling, and 1·41% (1·06-1·84) were engaging in problematic gambling. Among adults, rates of problematic gambling were greatest among online casino or slots gambling (15·8%; 10·7-21·6). There were few data reported on any risk and problematic gambling among adolescent samples. INTERPRETATION Existing evidence suggests that gambling is prevalent globally, that a substantial proportion of the population engage in problematic gambling, and that rates of problematic gambling are greatest among those gambling on online formats. Given the growth of the online gambling industry and the association between gambling and a range of public health harms, governments need to give greater attention to the strict regulation and monitoring of gambling globally. FUNDING Australian National Health and Medical Research Council.
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Affiliation(s)
- Lucy T Tran
- National Drug and Alcohol Research Centre, University of New South Wales, Sydney, NSW, Australia.
| | - Heather Wardle
- School of Social and Political Sciences, University of Glasgow, Glasgow, Scotland, UK
| | - Samantha Colledge-Frisby
- National Drug and Alcohol Research Centre, University of New South Wales, Sydney, NSW, Australia; National Drug Research Institute Melbourne, Curtin University, Melbourne, VIC, Australia
| | - Sophia Taylor
- National Drug and Alcohol Research Centre, University of New South Wales, Sydney, NSW, Australia
| | - Michelle Lynch
- National Drug and Alcohol Research Centre, University of New South Wales, Sydney, NSW, Australia
| | - Jürgen Rehm
- Centre for Addiction and Mental Health, Toronto, ON, Canada
| | - Rachel Volberg
- School of Public Health and Health Science, University of Massachusetts, Amherst, MA, USA
| | - Virve Marionneau
- Centre for Research on Addiction, Control, and Governance, University of Helsinki, Helsinki, Finland
| | - Shekhar Saxena
- Department of Global Health and Population, Harvard TH Chan School of Public Health, Boston, MA, USA
| | - Christopher Bunn
- School of Social and Political Sciences, University of Glasgow, Glasgow, Scotland, UK
| | - Michael Farrell
- National Drug and Alcohol Research Centre, University of New South Wales, Sydney, NSW, Australia
| | - Louisa Degenhardt
- National Drug and Alcohol Research Centre, University of New South Wales, Sydney, NSW, Australia
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Sharman S, Butler K, Roberts A. Psychosocial risk factors in disordered gambling: A descriptive systematic overview of vulnerable populations. Addict Behav 2019; 99:106071. [PMID: 31473572 DOI: 10.1016/j.addbeh.2019.106071] [Citation(s) in RCA: 32] [Impact Index Per Article: 5.3] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 06/14/2019] [Revised: 07/29/2019] [Accepted: 07/31/2019] [Indexed: 01/23/2023]
Abstract
BACKGROUND Gambling is a behaviour engaged in by millions of people worldwide; for some, gambling can become a severely maladaptive behaviour, and previous research has identified a wide range of psychosocial risk factors that can be considered important for the development and maintenance of disordered gambling. Although risk factors have been identified, the homogeneity of risk factors across specific groups thought to be vulnerable to disordered gambling is to date, unexplored. METHODS To address this, the current review sought to conduct a systematic overview of literature relating to seven vulnerable groups: young people and adolescents, older adults, women, veterans, indigenous peoples, prisoners, and low socio-economic/income groups. RESULTS Multiple risk factors associated with disordered gambling were identified; some appeared consistently across most groups, including being male, co-morbid mental and physical health conditions, substance use disorders, accessibility and availability of gambling, form and mode of gambling, and experience of trauma. Further risk factors were identified that were specific to each vulnerable group. CONCLUSION Within the general population, certain groups are more vulnerable to disordered gambling. Although some risk factors are consistent across groups, some risk factors appear to be group specific. It is clear that there is no homogenous pathway in to disordered gambling, and that social, developmental, environmental and demographic characteristics can all interact to influence an individual's relationship with gambling.
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Affiliation(s)
- Steve Sharman
- University of East London School of Psychology, University of East London, Water Lane, Stratford, London E15 4LZ, United Kingdom.
| | - Kevin Butler
- School of Psychology, University of Lincoln, Brayford Pool, Lincoln LN6 7TS, United Kingdom.
| | - Amanda Roberts
- School of Psychology, University of Lincoln, Brayford Pool, Lincoln LN6 7TS, United Kingdom.
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Špolc M, Mravčík V, Drbohlavová B, Chomynová P. Problem gambling among Czech adolescents: An exploration of its relationship to early initiation of tobacco smoking. J Behav Addict 2019; 8:114-122. [PMID: 30704262 PMCID: PMC7044610 DOI: 10.1556/2006.8.2019.04] [Citation(s) in RCA: 3] [Impact Index Per Article: 0.5] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Indexed: 11/24/2022] Open
Abstract
BACKGROUND AND AIMS Gambling in adolescence is often related to licit and illicit substance use. Some evidence shows that teenage smokers gamble more than non-smokers. The aim of the study is to analyze the relationship between problem gambling and smoking among Czech adolescents. METHODS Data on 6,082 adolescents (50.1% boys and 49.9% girls) aged 15-19 years were collected as part of the ESPAD study in the Czech Republic in 2015. Logistic regression and linear regression models were used to test the hypothesis that the early onset of daily smoking increases the risk of problem gambling. RESULTS The age of initiation of daily smoking seems to be a more reliable marker of the risk of problem gambling than smoking status or intensity of smoking. More than 20% of smokers who started smoking daily at the age of 12 years or earlier are at risk of problem gambling, which shows a significantly increased probability compared to non-smokers (OR = 2.7). Other factors that increase the chances of becoming a problem gambler include being male, of higher age, and a student of a secondary school. DISCUSSION AND CONCLUSIONS The relationship between adolescent smoking and gambling is complex and is likely to be influenced by other underlying factors. Early daily smokers and at-risk gamblers tend in a similar way to risky behavior as a result of impulsivity. Interventions targeting early smoking and other substance-use behavior should not only aim at quitting smoking but could also include preventing smokers from developing problem gambling.
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Affiliation(s)
- Martin Špolc
- Institute of Economic Studies, Faculty of Social Sciences, Charles University in Prague, Prague, Czech Republic
| | - Viktor Mravčík
- National Monitoring Centre for Drugs and Addiction, Office of the Government of the Czech Republic, Prague, Czech Republic,Epidemiological and Clinical Research of Addictions, National Institute of Mental Health, Klecany, Czech Republic,Department of Addictology, First Faculty of Medicine, Charles University and General University Hospital in Prague, Prague, Czech Republic
| | - Barbora Drbohlavová
- Epidemiological and Clinical Research of Addictions, National Institute of Mental Health, Klecany, Czech Republic,Department of Addictology, First Faculty of Medicine, Charles University and General University Hospital in Prague, Prague, Czech Republic
| | - Pavla Chomynová
- Department of Addictology, First Faculty of Medicine, Charles University and General University Hospital in Prague, Prague, Czech Republic,Corresponding author: Pavla Chomynová; National Monitoring Centre for Drugs and Addiction, Office of the Government of the Czech Republic, Nabrezi E. Benese 4, Prague 1, CZ-11801, Czech Republic; Phone: +420 224 003 822; E-mail:
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Vieno A, Canale N, Potente R, Scalese M, Griffiths MD, Molinaro S. The multiplicative effect of combining alcohol with energy drinks on adolescent gambling. Addict Behav 2018; 82:7-13. [PMID: 29475135 DOI: 10.1016/j.addbeh.2018.01.034] [Citation(s) in RCA: 6] [Impact Index Per Article: 0.9] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 09/29/2017] [Revised: 01/22/2018] [Accepted: 01/24/2018] [Indexed: 02/06/2023]
Abstract
PURPOSE There has been increased concern about the negative effects of adolescents consuming a combination of alcohol mixed with energy drinks (AmED). To date, few studies have focused on AmED use and gambling. The present study analyzed the multiplicative effect of AmED consumption, compared to alcohol alone, on the likelihood of at-risk or problem gambling during adolescence. METHODS Data from the ESPAD®Italia 2015 study, a cross-sectional survey conducted in a nationally representative sample of students (ages 15 to 19years) were used to examine the association between self-reported AmED use (≥6 times,≥10 times, and ≥20 times during the last month) and self-reported gambling severity. Multivariate models were used to calculate adjusted prevalence ratios to evaluate the association between alcohol use, AmED use, and gambling among a representative sample of adolescents who reported gambling in the last year and completed a gambling severity scale (n=4495). RESULTS Among the 19% students classed as at-risk and problem gamblers, 43.9% were classed as AmED consumers, while 23.6% were classed as alcohol consumers (i.e. did not mix alcohol with energy drinks). In multivariate analyses that controlled for covariates, AmED consumers were three times more likely to be at-risk and problem gamblers (OR=3.05) compared to non-consuming adolescents, while the effect became less pronounced with considering those who consumed alcohol without the addition of energy drinks (OR=1.37). CONCLUSIONS The present study clearly established that consuming AmED might pose a significantly greater risk of experiencing gambling-related problems among adolescents.
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