{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,11,1]],"date-time":"2026-11-01T22:46:56Z","timestamp":1793573216724,"version":"4.5.0"},"reference-count":37,"publisher":"JMIR Publications Inc.","issue":"6","content-domain":{"domain":[],"crossmark-restriction":false},"short-container-title":["J Med Internet Res"],"DOI":"10.2196\/14290","type":"journal-article","created":{"date-parts":[[2019,6,18]],"date-time":"2019-06-18T10:45:26Z","timestamp":1560854726000},"page":"e14290","source":"Crossref","is-referenced-by-count":128,"title":["Associations of Social Media Use With Physical Activity and Sleep Adequacy Among Adolescents: Cross-Sectional Survey"],"prefix":"10.2196","volume":"21","author":[{"ORCID":"https:\/\/orcid.org\/0000-0002-8039-3806","authenticated-orcid":false,"given":"Sandhya V","family":"Shimoga","sequence":"first","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0000-0002-6679-6916","authenticated-orcid":false,"given":"Erlyana","family":"Erlyana","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0000-0002-2527-9103","authenticated-orcid":false,"given":"Vida","family":"Rebello","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]}],"member":"1010","published-online":{"date-parts":[[2019,6,18]]},"reference":[{"key":"ref1","doi-asserted-by":"publisher","DOI":"10.2196\/jmir.7303"},{"key":"ref2","unstructured":"Children and parents: media use and attitudes report201711292019-06-06London, UKOfcomhttps:\/\/www.ofcom.org.uk\/__data\/assets\/pdf_file\/0020\/108182\/children-parents-media-use-attitudes-2017.pdf"},{"key":"ref3","unstructured":"DugganMEllisonNBLampeCLenhartAMaddenMSocial media update 2014201501092019-06-06Washington, DCPew Research Centerhttps:\/\/www.pewresearch.org\/wp-content\/uploads\/sites\/9\/2015\/01\/PI_SocialMediaUpdate20144.pdf"},{"key":"ref4","unstructured":"LenhartAPurcellKSmithAZickuhrKSocial media & mobile internet use among teens and young adults201002032019-06-06Washington, DCPew Internet & American Life Projecthttps:\/\/www.pewinternet.org\/2010\/02\/03\/social-media-and-young-adults\/"},{"key":"ref5","doi-asserted-by":"publisher","DOI":"10.1016\/j.chb.2014.01.035"},{"key":"ref6","doi-asserted-by":"publisher","DOI":"10.5664\/jcsm.5282"},{"key":"ref7","doi-asserted-by":"publisher","DOI":"10.1016\/j.chb.2014.12.013"},{"key":"ref8","doi-asserted-by":"publisher","DOI":"10.1542\/peds.2016-2592"},{"key":"ref9","doi-asserted-by":"publisher","DOI":"10.2105\/AJPH.2013.301783"},{"key":"ref10","doi-asserted-by":"publisher","DOI":"10.1186\/s12889-015-1793-3"},{"key":"ref11","doi-asserted-by":"publisher","DOI":"10.1016\/j.sleep.2013.08.799"},{"key":"ref12","doi-asserted-by":"publisher","DOI":"10.1097\/DBP.0000000000000239"},{"key":"ref13","doi-asserted-by":"publisher","DOI":"10.1016\/j.sleh.2018.10.008"},{"key":"ref14","doi-asserted-by":"publisher","DOI":"10.1016\/j.ypmed.2016.01.001"},{"key":"ref15","doi-asserted-by":"publisher","DOI":"10.1016\/j.adolescence.2016.05.008"},{"key":"ref16","doi-asserted-by":"publisher","DOI":"10.1016\/j.chb.2015.09.004"},{"key":"ref17","doi-asserted-by":"publisher","DOI":"10.1111\/jsr.12212"},{"key":"ref18","doi-asserted-by":"publisher","DOI":"10.1111\/jsr.12132"},{"key":"ref19","doi-asserted-by":"publisher","DOI":"10.4103\/0972-6748.119589"},{"key":"ref20","doi-asserted-by":"publisher","DOI":"10.1001\/archpediatrics.2011.58"},{"key":"ref21","doi-asserted-by":"publisher","DOI":"10.1542\/peds.2010-1235"},{"key":"ref22","doi-asserted-by":"publisher","DOI":"10.1371\/journal.pone.0117372"},{"key":"ref23","doi-asserted-by":"publisher","DOI":"10.1177\/0956797616678438"},{"key":"ref24","author":"Johnston, LD","year":"2016","journal-title":"Monitoring the Future: A Continuing Study of American Youth (8th- and 10th-Grade Surveys)"},{"key":"ref25","author":"Johnston, LD","year":"2017","journal-title":"Monitoring the Future: A Continuing Study of American Youth (12th-Grade Survey)"},{"key":"ref26","author":"Bachman, JG","year":"2015","journal-title":"The Monitoring the Future Project after Four Decades: Design and Procedures. Monitoring the Future Occasional Paper Series. Paper 82"},{"key":"ref27","author":"Long, SJ","year":"2006","journal-title":"Regression Models for Categorical Dependent variables Using Stata"},{"key":"ref28","doi-asserted-by":"publisher","DOI":"10.1080\/0022250X.2015.1112384"},{"key":"ref29","doi-asserted-by":"publisher","DOI":"10.1089\/cyber.2010.0087"},{"key":"ref30","doi-asserted-by":"publisher","DOI":"10.1016\/j.amepre.2004.07.006"},{"key":"ref31","doi-asserted-by":"publisher","DOI":"10.5665\/sleep.4684"},{"key":"ref32","unstructured":"PerrinASocial networking usage: 2005-2015201510082019-06-06Washington, DCPew Research Centerhttps:\/\/www.pewresearch.org\/wp-content\/uploads\/sites\/9\/2015\/10\/PI_2015-10-08_Social-Networking-Usage-2005-2015_FINAL.pdf"},{"key":"ref33","doi-asserted-by":"publisher","DOI":"10.2196\/jmir.7862"},{"key":"ref34","doi-asserted-by":"publisher","DOI":"10.1002\/eat.22141"},{"key":"ref35","doi-asserted-by":"publisher","DOI":"10.1016\/j.chb.2013.12.009"},{"key":"ref36","doi-asserted-by":"publisher","DOI":"10.1089\/cyber.2010.0120"},{"key":"ref37","doi-asserted-by":"publisher","DOI":"10.1016\/j.sleh.2015.10.004"}],"container-title":["Journal of Medical Internet Research"],"original-title":[],"language":"en","link":[{"URL":"https:\/\/www.jmir.org\/2019\/6\/e14290","content-type":"unspecified","content-version":"vor","intended-application":"similarity-checking"}],"deposited":{"date-parts":[[2026,6,30]],"date-time":"2026-06-30T18:04:37Z","timestamp":1782842677000},"score":1,"resource":{"primary":{"URL":"http:\/\/www.jmir.org\/2019\/6\/e14290\/"}},"subtitle":[],"short-title":[],"issued":{"date-parts":[[2019,6,18]]},"references-count":37,"journal-issue":{"issue":"6","published-online":{"date-parts":[[2019]]}},"URL":"https:\/\/doi.org\/10.2196\/14290","relation":{"has-preprint":[{"id-type":"doi","id":"10.2196\/preprints.14290","asserted-by":"object"}]},"ISSN":["1438-8871"],"issn-type":[{"value":"1438-8871","type":"electronic"}],"subject":[],"published":{"date-parts":[[2019,6,18]]}}}