{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,9,29]],"date-time":"2026-09-29T06:04:33Z","timestamp":1790661873623,"version":"4.1.0"},"reference-count":74,"publisher":"Frontiers Media SA","license":[{"start":{"date-parts":[[2026,9,29]],"date-time":"2026-09-29T00:00:00Z","timestamp":1790640000000},"content-version":"vor","delay-in-days":0,"URL":"https:\/\/creativecommons.org\/licenses\/by\/4.0\/"}],"content-domain":{"domain":["frontiersin.org"],"crossmark-restriction":true},"short-container-title":["Front. Psychol."],"abstract":"<jats:sec>\n                    <jats:title>Background<\/jats:title>\n                    <jats:p>After-school physical activity programs may enhance adolescents\u2019 motor and cognitive development, but evidence regarding their effects on problematic internet use (PIU) remains limited.<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Objective<\/jats:title>\n                    <jats:p>This study examined the effects of a 12\u202fweek extracurricular multilateral training (EMT) program incorporating cognitive\u2013motor activities on motor proficiency (MP), cognitive ability (CA), and problematic internet use (PIU) among Indonesian adolescents, while accounting for baseline outcomes, daily physical activity, gender, and parental education.<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Methods<\/jats:title>\n                    <jats:p>This parallel-group randomized controlled trial included Indonesian junior high school students participating in a 12-week EMT program delivered twice weekly. MP, CA, and PIU were prespecified as the three primary outcomes and were assessed pre- and post-intervention. ANCOVA compared post-intervention outcomes between the EMT and control groups, adjusting for the corresponding baseline score, daily physical activity, gender, and parental education. Pearson correlations examined associations among baseline outcomes.<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Results<\/jats:title>\n                    <jats:p>\n                      The EMT group demonstrated significantly higher post-intervention MP and CA scores and a significantly lower PIU score than the control group after adjustment for the corresponding baseline outcome, daily physical activity duration, gender, and parental education (all\n                      <jats:italic>p<\/jats:italic>\n                      \u202f&amp;lt;\u202f0.001; \u03b7p\n                      <jats:sup>2<\/jats:sup>\n                      \u202f=\u202f0.163\u20130.422). At baseline, CA was positively associated with MP and negatively associated with PIU in both groups, while MP was negatively associated with PIU only in the EMT group (all\n                      <jats:italic>p<\/jats:italic>\n                      \u202f&amp;lt;\u202f0.05).\n                    <\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Conclusion<\/jats:title>\n                    <jats:p>A 12\u202fweek extracurricular multilateral training program incorporating cognitive\u2013motor activities improved motor proficiency and cognitive ability and reduced problematic internet use among Indonesian adolescents. These findings support the inclusion of structured, cognitively engaging multilateral training in school-based after-school physical activity programs to promote adolescents\u2019 physical, cognitive, and behavioral health.<\/jats:p>\n                  <\/jats:sec>","DOI":"10.3389\/fpsyg.2026.1951541","type":"journal-article","created":{"date-parts":[[2026,9,29]],"date-time":"2026-09-29T05:47:39Z","timestamp":1790660859000},"update-policy":"https:\/\/doi.org\/10.3389\/crossmark-policy","source":"Crossref","is-referenced-by-count":0,"title":["Extracurricular multilateral training incorporating cognitive\u2013motor activities and its effects on motor proficiency, cognitive ability, and problematic internet use in adolescents"],"prefix":"10.3389","volume":"17","author":[{"given":"Rizky","family":"Nurulfa","sequence":"first","affiliation":[{"name":"Laboratory of Sports and Nutrition Research, Riga Stradins University","place":["Riga, Latvia"]},{"name":"Faculty of Health Science, Doctoral School of Health Science, University of Pecs","place":["Pecs, Hungary"]},{"name":"Faculty of Sports Science and Health, Universitas Negeri Jakarta","place":["Jakarta, Indonesia"]}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Aija","family":"Klavina","sequence":"additional","affiliation":[{"name":"Laboratory of Sports and Nutrition Research, Riga Stradins University","place":["Riga, Latvia"]},{"name":"Department of Health Promotion and Rehabilitation, Lithuanian Sport University","place":["Kaunas, Lithuania"]},{"name":"Klaip\u0117da State College, Higher Education Institution","place":["Klaipeda, Lithuania"]}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Csaba","family":"Melczer","sequence":"additional","affiliation":[{"name":"Institute of Physiotherapy and Sport Science, University of Pecs","place":["Pecs, Hungary"]},{"name":"Szent\u00e1gothai Research Center Physical Activity Research Group","place":["Pecs, Hungary"]},{"name":"Faculty of Health Sciences, Complex Sport Performance Diagnostic and Physiotherapy Research Institute, University of P\u00e9cs","place":["Pecs, Hungary"]}],"role":[{"vocabulary":"crossref","role":"author"}]}],"member":"1965","published-online":{"date-parts":[[2026,9,29]]},"reference":[{"key":"ref1","doi-asserted-by":"publisher","first-page":"e011065","DOI":"10.1136\/bmjopen-2016-011065","article-title":"Association of physical activity with cognition, metacognition and academic performance in children and adolescents: a protocol for systematic review and meta-analysis","volume":"6","author":"\u00c1lvarez-Bueno","year":"2016","journal-title":"BMJ Open"},{"key":"ref2","first-page":"36","article-title":"Detection of malingering through the use of raven\u2019s standard progressive matrices","volume":"43","author":"Andrade","year":"2001","journal-title":"Indian J. Psychiatry"},{"key":"ref3","doi-asserted-by":"publisher","first-page":"1023","DOI":"10.2466\/10.13.PMS.114.3.1023-1034","article-title":"Use of electronic games by young children and fundamental movement skills?","volume":"114","author":"Barnett","year":"2012","journal-title":"Percept. Mot. Skills"},{"key":"ref4","volume-title":"Periodization Training for Sports-3rd Edition","author":"Bompa","year":"2015"},{"key":"ref5","doi-asserted-by":"crossref","DOI":"10.5040\/9781718225435","volume-title":"Periodization Theory and Methodology of Training","author":"Bompa","year":"2019"},{"key":"ref6","doi-asserted-by":"publisher","first-page":"371","DOI":"10.1146\/annurev.psych.53.100901.135233","article-title":"Socioeconomic status and child development","volume":"53","author":"Bradley","year":"2002","journal-title":"Annu. Rev. Psychol."},{"key":"ref7","volume-title":"Mental Measurements Yearbook and Tests in Print","author":"Bruininks","year":"2005"},{"key":"ref8","doi-asserted-by":"publisher","first-page":"51","DOI":"10.17509\/ijpe.v1i1.7497","article-title":"Aktivitas fisik olahraga untuk pertumbuhan dan perkembangan siswa SD","volume":"1","author":"Burhaein","year":"2017","journal-title":"Indones. J. Primary Educ."},{"key":"ref9","doi-asserted-by":"publisher","first-page":"2191","DOI":"10.1007\/s40279-023-01886-1","article-title":"Associations between motor competence and physical activity, physical fitness and psychosocial characteristics in adolescents: a systematic review and meta-analysis","volume":"53","author":"Burton","year":"2023","journal-title":"Sports Med."},{"key":"ref10","doi-asserted-by":"publisher","first-page":"108232","DOI":"10.1016\/j.chb.2024.108232","article-title":"Adolescents\u2019 mental health, problematic internet use, and their parents\u2019 rules on internet use: a latent profile analysis","volume":"156","author":"Chen","year":"2024","journal-title":"Comput. Hum. 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Sci."},{"key":"ref17","year":"2017"},{"key":"ref18","doi-asserted-by":"publisher","first-page":"1631","DOI":"10.1186\/s12889-023-16581-z","article-title":"Adolescents\u2019 experiences of a school-based health promotion intervention in socioeconomically advantaged and disadvantaged areas in Sweden: a qualitative process evaluation study","volume":"23","author":"Farias","year":"2023","journal-title":"BMC Public Health"},{"key":"ref19","doi-asserted-by":"publisher","first-page":"2160","DOI":"10.7752\/jpes.2017.s4223","article-title":"Multilateral methods in physical education improve physical capacity and motor skills performance of the youth","volume":"17","author":"Fischetti","year":"2017","journal-title":"J. Phys. Educ. 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Sci."},{"key":"ref22","doi-asserted-by":"publisher","first-page":"1283","DOI":"10.3390\/children10081283","article-title":"Sedentary behavior and lack of physical activity among children in Indonesia","volume":"10","author":"Hanifah","year":"2023","journal-title":"Children"},{"key":"ref23","doi-asserted-by":"publisher","first-page":"674","DOI":"10.3390\/brainsci12050674","article-title":"The relationship between motor coordination ability, cognitive ability, and academic achievement in Japanese children with autism spectrum disorder and attention deficit\/hyperactivity disorder","volume":"12","author":"Higashionna","year":"2022","journal-title":"Brain Sci."},{"key":"ref24","doi-asserted-by":"publisher","first-page":"S21","DOI":"10.1016\/j.ypmed.2011.01.024","article-title":"A review of chronic and acute physical activity participation on neuroelectric measures of brain health and cognition during childhood","volume":"52","author":"Hillman","year":"2011","journal-title":"Prev. Med."},{"key":"ref25","volume-title":"IAAF Kids\u2019 Athletics Teacher and Coach Manual 5 & 6","year":"2016"},{"key":"ref26","doi-asserted-by":"publisher","first-page":"639","DOI":"10.1192\/bjp.2019.3","article-title":"Cognitive deficits in problematic internet use: meta-analysis of 40 studies","volume":"215","author":"Ioannidis","year":"2019","journal-title":"Br. J. Psychiatry"},{"key":"ref27","doi-asserted-by":"publisher","first-page":"658","DOI":"10.1016\/j.acap.2015.07.001","article-title":"Screening for adolescent problematic internet use: validation of the problematic and risky internet use screening scale (PRIUSS)","volume":"15","author":"Jelenchick","year":"2015","journal-title":"Acad. Pediatr."},{"key":"ref28","doi-asserted-by":"publisher","first-page":"119","DOI":"10.1515\/ijamh-2014-0068","article-title":"Problematic internet use and social networking site use among Dutch adolescents","volume":"28","author":"Jelenchick","year":"2016","journal-title":"Int. J. Adolesc. Med. 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Psychol."},{"key":"ref37","doi-asserted-by":"crossref","first-page":"8","DOI":"10.4324\/9781003104841-2","volume-title":"Youth Rugby","author":"Lloyd","year":"2022"},{"key":"ref9003","doi-asserted-by":"publisher","first-page":"1439","DOI":"10.1519\/JSC.0000000000000756","article-title":"Long-Term Athletic Development- Part 1: A Pathway for All Youth","volume":"29","author":"Lloyd","year":"2015","journal-title":"Journal of Strength and Conditioning Research"},{"key":"ref38","doi-asserted-by":"publisher","first-page":"416","DOI":"10.1123\/kr.2013-0012","article-title":"Relationship between fundamental motor skill competence and physical activity during childhood and adolescence: a systematic review","volume":"4","author":"Logan","year":"2015","journal-title":"Kinesiol. Rev."},{"key":"ref39","doi-asserted-by":"publisher","first-page":"2913","DOI":"10.3390\/ijerph15122913","article-title":"Generalised versus specific internet use-related addiction problems: a mixed methods study on internet, gaming, and social networking behaviours","volume":"15","author":"Lopez-Fernandez","year":"2018","journal-title":"Int. J. Environ. Res. Public Health"},{"key":"ref40","doi-asserted-by":"publisher","first-page":"3797","DOI":"10.3390\/ijerph17113797","article-title":"Preventing harmful internet use-related addiction problems in Europe: a literature review and policy options","volume":"17","author":"Lopez-Fernandez","year":"2020","journal-title":"Int. J. Environ. Res. Public Health"},{"key":"ref41","doi-asserted-by":"publisher","first-page":"42","DOI":"10.3389\/fpubh.2014.00042","article-title":"Development and implementation of a smartphone application to promote physical activity and reduce screen-time in adolescent boys","volume":"2","author":"Lubans","year":"2014","journal-title":"Front. Public Health"},{"key":"ref42","doi-asserted-by":"publisher","first-page":"712","DOI":"10.1161\/CIRCULATIONAHA.119.042502","article-title":"Cumulative blood pressure exposure during young adulthood and mobility and cognitive function in midlife","volume":"141","author":"Mahinrad","year":"2020","journal-title":"Circulation"},{"key":"ref43","doi-asserted-by":"publisher","first-page":"5055","DOI":"10.1007\/s12144-021-01614-w","article-title":"The impact of healthy lifestyles on academic achievement among Italian adolescents","volume":"42","author":"Maniaci","year":"2023","journal-title":"Curr. Psychol."},{"key":"ref44","doi-asserted-by":"publisher","first-page":"1039","DOI":"10.1136\/bjsports-2016-097361","article-title":"How does academic achievement relate to cardiorespiratory fitness, self-reported physical activity and objectively reported physical activity: a systematic review in children and adolescents aged 6\u201318 years","volume":"52","author":"Marques","year":"2018","journal-title":"Br. J. Sports Med."},{"key":"ref45","doi-asserted-by":"publisher","first-page":"124","DOI":"10.2478\/bsrj-2023-0015","article-title":"Adolescent well-being and life satisfaction: impact of digital technology usage","volume":"14","author":"Mihajlovi\u0107","year":"2023","journal-title":"Bus. Syst. Res."},{"key":"ref46","doi-asserted-by":"publisher","first-page":"e27719","DOI":"10.2196\/27719","article-title":"Measuring problematic internet use, internet gaming disorder, and social media addiction in young adults: cross-sectional survey study","volume":"8","author":"Moreno","year":"2022","journal-title":"JMIR Public Health Surveill."},{"key":"ref47","doi-asserted-by":"publisher","first-page":"115","DOI":"10.1177\/0260106020910625","article-title":"Nutritional status, physical activity and associated nutrition knowledge of primary school learners","volume":"26","author":"Muderedzwa","year":"2020","journal-title":"Nutr. Health"},{"key":"ref48","doi-asserted-by":"publisher","first-page":"422","DOI":"10.36765\/jartika.v3i2.268","article-title":"Kurikulum pendidikan jasmani, olahraga, dan kesehatan di Indonesia abad 21","volume":"3","author":"Mustafa","year":"2020","journal-title":"J Riset Teknol Inov Pendid"},{"key":"ref49","doi-asserted-by":"publisher","first-page":"93","DOI":"10.15408\/jp3i.v12i2.27838","article-title":"Evaluating psychometric properties of raven\u2019s coloured progressive matrices test in Indonesian sample using the Rasch model","volume":"12","author":"Natanael","year":"2023","journal-title":"J Penguk Psikol Pendid Indonesia"},{"key":"ref50","doi-asserted-by":"publisher","first-page":"1755129","DOI":"10.3389\/feduc.2026.1755129","article-title":"Problematic internet use and its relationship with motor proficiency among adolescents participating in extracurricular sports (a comparative study of Indonesia and Latvia)","volume":"11","author":"Nurulfa","year":"2026","journal-title":"Front. Educ."},{"key":"ref51","doi-asserted-by":"publisher","first-page":"151","DOI":"10.5765\/jkacap.260007","article-title":"Associations between sports-based after-school activities, cognitive ability, physical health, problematic internet use, psychosocial health, and health-related behaviors among Indonesian adolescents","volume":"37","author":"Nurulfa","year":"","journal-title":"J. Korean Acad. Child Adolesc. Psychiatry"},{"key":"ref52","first-page":"117","article-title":"The interplay of physical activity, sleep quality, eating habits, problematic internet use, and cognitive ability among adolescents in sport and non-sport after-school programs","author":"Nurulfa","year":""},{"key":"ref9002","doi-asserted-by":"publisher","DOI":"10.3389\/fpsyg.2016.00349","article-title":"Deliberate play and preparation jointly benefit motor and cognitive development: Mediated and moderated effects","volume":"7","author":"Pesce","year":"2016","journal-title":"Frontiers in Psychology"},{"key":"ref53","doi-asserted-by":"publisher","first-page":"82","DOI":"10.3897\/popecon.8.e108914","article-title":"Demographic and socioeconomic determinants affecting uses of the internet in Indonesia","volume":"8","author":"Rajagukguk","year":"2024","journal-title":"Popul. Econ."},{"key":"ref54","doi-asserted-by":"publisher","first-page":"e0117285","DOI":"10.1371\/journal.pone.0117285","article-title":"The embodiment of success and failure as forward versus backward movements","volume":"10","author":"Robinson","year":"2015","journal-title":"PLoS One"},{"key":"ref55","doi-asserted-by":"publisher","first-page":"1273","DOI":"10.1007\/s40279-015-0351-6","article-title":"Motor competence and its effect on positive developmental trajectories of health","volume":"45","author":"Robinson","year":"2015","journal-title":"Sports Med."},{"key":"ref56","doi-asserted-by":"publisher","first-page":"7","DOI":"10.13133\/2724-2943\/17165","article-title":"Relationship between accuracy and speed in the raven\u2019s coloured progressive matrices test: normative data for Italian children aged 5-6 years","volume":"37","author":"Scalisi","year":"2020","journal-title":"Psychol. Hub"},{"key":"ref57","doi-asserted-by":"publisher","first-page":"1111","DOI":"10.3889\/oamjms.2021.6858","article-title":"Adolescents with internet gaming disorder are more likely to have lower score of cognitive function: a cross-sectional study among junior high school students in Yogyakarta, Indonesia","volume":"9","author":"Setyaningsih","year":"2021","journal-title":"Open Access Maced. J. Med. Sci."},{"key":"ref58","doi-asserted-by":"publisher","first-page":"3803","DOI":"10.3390\/ijerph17113803","article-title":"Decision-making in youth team-sports players: a systematic review","volume":"17","author":"Silva","year":"2020","journal-title":"Int. J. Environ. Res. Public Health"},{"key":"ref59","first-page":"59","article-title":"Metacognitions and emotion regulation as predictors of problematic internet use in adolescents","volume":"14","author":"Spada","year":"2017","journal-title":"Clin. Neuropsychiatry"},{"key":"ref60","first-page":"326","article-title":"Raven\u2019s progressive matrices, manipulations of complexity and measures of accuracy, speed and confidence","volume":"49","author":"Stankov","year":"2007","journal-title":"Psychol. Sci."},{"key":"ref61","author":"Venetsanou","year":"2016"},{"key":"ref62","doi-asserted-by":"publisher","first-page":"107","DOI":"10.4309\/jgi.2021.46.7","article-title":"Facing life problems through the internet. The link between psychosocial malaise and problematic internet use in an adolescent sample","volume":"46","author":"Venuleo","year":"2021","journal-title":"J. Gambl. Issues"},{"key":"ref63","doi-asserted-by":"publisher","first-page":"104765","DOI":"10.1016\/j.childyouth.2020.104765","article-title":"Physical activity interventions to improve the health of children and adolescents in out of home care: a systematic review of the literature","volume":"110","author":"Wilson","year":"2020","journal-title":"Child Youth Serv. Rev."},{"key":"ref9004","article-title":"Kids\u2019 athletics practitioner handbook. World Athletics","volume-title":"worldathletics.org","year":""},{"key":"ref9005","article-title":"Kids\u2019 athletics PE teacher guide. World Athletics","volume-title":"worldathletics.org","year":""},{"key":"ref66","year":"2020"},{"key":"ref67","year":"2021"},{"key":"ref68","year":"2024"},{"key":"ref69","doi-asserted-by":"publisher","first-page":"1375","DOI":"10.1007\/s12144-018-9840-8","article-title":"Modeling of variables related to problematic internet usage and problematic social media usage in adolescents","volume":"39","author":"Y\u0131ld\u0131z Durak","year":"2020","journal-title":"Curr. Psychol."},{"key":"ref70","doi-asserted-by":"publisher","first-page":"388","DOI":"10.1177\/1010539521997255","article-title":"Adolescents\u2019 physical activity and the association with perceived social support of parents and peers in Indonesia","volume":"33","author":"Yusuf","year":"2021","journal-title":"Asia Pac. J. 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