{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,5,4]],"date-time":"2026-05-04T12:19:08Z","timestamp":1777897148882,"version":"3.51.4"},"reference-count":48,"publisher":"SAGE Publications","issue":"2","license":[{"start":{"date-parts":[[2023,1,9]],"date-time":"2023-01-09T00:00:00Z","timestamp":1673222400000},"content-version":"unspecified","delay-in-days":0,"URL":"https:\/\/creativecommons.org\/licenses\/by\/4.0\/"}],"funder":[{"DOI":"10.13039\/501100001871","name":"Funda\u00e7\u00e3o para a Ci\u00eancia e a Tecnologia","doi-asserted-by":"publisher","award":["UID\/04748\/2020"],"award-info":[{"award-number":["UID\/04748\/2020"]}],"id":[{"id":"10.13039\/501100001871","id-type":"DOI","asserted-by":"publisher"}]},{"DOI":"10.13039\/501100001871","name":"Funda\u00e7\u00e3o para a Ci\u00eancia e a Tecnologia","doi-asserted-by":"publisher","award":["UID04045\/2020"],"award-info":[{"award-number":["UID04045\/2020"]}],"id":[{"id":"10.13039\/501100001871","id-type":"DOI","asserted-by":"publisher"}]}],"content-domain":{"domain":["journals.sagepub.com"],"crossmark-restriction":true},"short-container-title":["Percept Mot Skills"],"published-print":{"date-parts":[[2023,4]]},"abstract":"<jats:p>We investigated whether the relationship between significant others\u2019 social support and adolescents\u2019 physical activity (PA) is mediated by perceived barriers and benefits of PA. In this cross-sectional study, we analyzed data from 497 adolescents (girls = 272, boys = 225) aged between 12-18\u00a0years ( M = 15.87, SD = 1.43) from six different middle and secondary schools. We collected data regarding social cognitive variables and PA with self-report measures and calculated the metabolic equivalent of total amount PA. We performed structural equation modeling and mediation analyses and found our proposed models fit the data. In girls, perceived PA benefits mediated the association between support provided by friends (\u03b2 = .13; IC 95% = .02 .29), a best friend (\u03b2 = .14; IC 95% = .03, .33), and parents (\u03b2 = .07; IC 95% = .01, .18), and PA. Similarly in boys, perceived PA benefits partially mediated the association between support provided by parents (\u03b2 = .09; IC 95% = .04, .37), friends (\u03b2 = .11; IC 95% = .05, .40), and a best friend (\u03b2 = .10; IC 95% = .05, .40) and PA. Perceived barriers to PA did not display any significant mediation role for either sex. Interventions to foster others\u2019 support for PA, especially from a best friend, are important for promoting PA among adolescents.<\/jats:p>","DOI":"10.1177\/00315125231151780","type":"journal-article","created":{"date-parts":[[2023,1,9]],"date-time":"2023-01-09T10:28:19Z","timestamp":1673260099000},"page":"902-922","update-policy":"https:\/\/doi.org\/10.1177\/sage-journals-update-policy","source":"Crossref","is-referenced-by-count":5,"title":["The Mediation Role of Perceived Benefits and Barriers in the Relationship Between Support Provided by Significant Others and Physical Activity of Adolescents"],"prefix":"10.1177","volume":"130","author":[{"ORCID":"https:\/\/orcid.org\/0000-0003-1327-8872","authenticated-orcid":false,"given":"Filipe","family":"Rodrigues","sequence":"first","affiliation":[{"name":"ESECS, Polytechnic of Leiria, , Leiria, Portugal"},{"name":"Life Quality Research Center, Rio Maior, Portugal"}]},{"ORCID":"https:\/\/orcid.org\/0000-0002-7179-6814","authenticated-orcid":false,"given":"Diogo","family":"Monteiro","sequence":"additional","affiliation":[{"name":"ESECS, Polytechnic of Leiria, , Leiria, Portugal"},{"name":"Life Quality Research Center, Rio Maior, Portugal"},{"name":"Research Center in Sports Sciences, Health Sciences and Human Development (CIDESD), Vila Real, Portugal"}]},{"ORCID":"https:\/\/orcid.org\/0000-0003-1599-2180","authenticated-orcid":false,"given":"V\u00edtor P.","family":"Lopes","sequence":"additional","affiliation":[{"name":"Instituto Polit\u00e9cnico de Bragan\u00e7a, Campus de Santa Apol\u00f3nia, Bragan\u00e7a, Portugal"},{"name":"Research Center in Sports Sciences, Health Sciences and Human Development (CIDESD), Vila Real, Portugal"}]}],"member":"179","published-online":{"date-parts":[[2023,1,9]]},"reference":[{"key":"bibr2-00315125231151780","volume-title":"Self-efficacy: The exercise of control","author":"Bandura A.","year":"1997"},{"key":"bibr3-00315125231151780","doi-asserted-by":"publisher","DOI":"10.1177\/1090198104263660"},{"key":"bibr4-00315125231151780","doi-asserted-by":"publisher","DOI":"10.1080\/02701367.2017.1332735"},{"key":"bibr5-00315125231151780","doi-asserted-by":"publisher","DOI":"10.1186\/1479-5868-8-117"},{"key":"bibr6-00315125231151780","doi-asserted-by":"publisher","DOI":"10.1177\/1403494814544901"},{"key":"bibr7-00315125231151780","doi-asserted-by":"publisher","DOI":"10.1111\/j.1746-1561.1998.tb06335.x"},{"key":"bibr8-00315125231151780","doi-asserted-by":"publisher","DOI":"10.1016\/j.addbeh.2004.09.012"},{"issue":"4","key":"bibr9-00315125231151780","first-page":"523","volume":"43","author":"Cheng K. 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