{"id":"https://openalex.org/W3048611373","doi":"https://doi.org/10.1177/1461444820948809","title":"Predicting problematic smartphone use over time in adolescence: A latent class regression analysis of online and offline activities","display_name":"Predicting problematic smartphone use over time in adolescence: A latent class regression analysis of online and offline activities","publication_year":2020,"publication_date":"2020-08-12","ids":{"openalex":"https://openalex.org/W3048611373","doi":"https://doi.org/10.1177/1461444820948809","mag":"3048611373"},"language":"en","primary_location":{"id":"doi:10.1177/1461444820948809","is_oa":false,"landing_page_url":"https://doi.org/10.1177/1461444820948809","pdf_url":null,"source":{"id":"https://openalex.org/S88603889","display_name":"New Media & Society","issn_l":"1461-4448","issn":["1461-4448","1461-7315"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310320017","host_organization_name":"SAGE Publishing","host_organization_lineage":["https://openalex.org/P4310320017"],"host_organization_lineage_names":["SAGE Publishing"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"New Media &amp; Society","raw_type":"journal-article"},"type":"article","indexed_in":["crossref"],"open_access":{"is_oa":false,"oa_status":"closed","oa_url":null,"any_repository_has_fulltext":false},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5046795404","display_name":"Anne-Linda Camerini","orcid":"https://orcid.org/0000-0002-2316-6228"},"institutions":[{"id":"https://openalex.org/I57201433","display_name":"Universit\u00e0 della Svizzera italiana","ror":"https://ror.org/03c4atk17","country_code":"CH","type":"education","lineage":["https://openalex.org/I57201433"]}],"countries":["CH"],"is_corresponding":true,"raw_author_name":"Anne-Linda Camerini","raw_affiliation_strings":["USI Universit\u00e0 della Svizzera italiana, Switzerland"],"raw_orcid":"https://orcid.org/0000-0002-2316-6228","affiliations":[{"raw_affiliation_string":"USI Universit\u00e0 della Svizzera italiana, Switzerland","institution_ids":["https://openalex.org/I57201433"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5048725676","display_name":"Tiziano Gerosa","orcid":"https://orcid.org/0000-0001-6030-416X"},"institutions":[{"id":"https://openalex.org/I66752286","display_name":"University of Milano-Bicocca","ror":"https://ror.org/01ynf4891","country_code":"IT","type":"education","lineage":["https://openalex.org/I66752286"]}],"countries":["IT"],"is_corresponding":false,"raw_author_name":"Tiziano Gerosa","raw_affiliation_strings":["Universit\u00e0 degli Studi di Milano-Bicocca, Italy"],"raw_orcid":"https://orcid.org/0000-0001-6030-416X","affiliations":[{"raw_affiliation_string":"Universit\u00e0 degli Studi di Milano-Bicocca, Italy","institution_ids":["https://openalex.org/I66752286"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5090216567","display_name":"Laura Marciano","orcid":"https://orcid.org/0000-0002-8034-3227"},"institutions":[{"id":"https://openalex.org/I57201433","display_name":"Universit\u00e0 della Svizzera italiana","ror":"https://ror.org/03c4atk17","country_code":"CH","type":"education","lineage":["https://openalex.org/I57201433"]}],"countries":["CH"],"is_corresponding":false,"raw_author_name":"Laura Marciano","raw_affiliation_strings":["USI Universit\u00e0 della Svizzera italiana, Switzerland"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"USI Universit\u00e0 della Svizzera italiana, Switzerland","institution_ids":["https://openalex.org/I57201433"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":3,"corresponding_author_ids":["https://openalex.org/A5046795404"],"corresponding_institution_ids":["https://openalex.org/I57201433"],"apc_list":null,"apc_paid":null,"fwci":7.709,"has_fulltext":false,"cited_by_count":37,"citation_normalized_percentile":{"value":0.97259778,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":97,"max":99},"biblio":{"volume":"23","issue":"11","first_page":"3229","last_page":"3248"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10355","display_name":"Impact of Technology on Adolescents","score":0.9998999834060669,"subfield":{"id":"https://openalex.org/subfields/3312","display_name":"Sociology and Political Science"},"field":{"id":"https://openalex.org/fields/33","display_name":"Social Sciences"},"domain":{"id":"https://openalex.org/domains/2","display_name":"Social Sciences"}},"topics":[{"id":"https://openalex.org/T10355","display_name":"Impact of Technology on Adolescents","score":0.9998999834060669,"subfield":{"id":"https://openalex.org/subfields/3312","display_name":"Sociology and Political Science"},"field":{"id":"https://openalex.org/fields/33","display_name":"Social Sciences"},"domain":{"id":"https://openalex.org/domains/2","display_name":"Social Sciences"}},{"id":"https://openalex.org/T12060","display_name":"Child Development and Digital Technology","score":0.9976999759674072,"subfield":{"id":"https://openalex.org/subfields/3304","display_name":"Education"},"field":{"id":"https://openalex.org/fields/33","display_name":"Social Sciences"},"domain":{"id":"https://openalex.org/domains/2","display_name":"Social Sciences"}},{"id":"https://openalex.org/T10557","display_name":"Social Media and Politics","score":0.9940999746322632,"subfield":{"id":"https://openalex.org/subfields/3315","display_name":"Communication"},"field":{"id":"https://openalex.org/fields/33","display_name":"Social Sciences"},"domain":{"id":"https://openalex.org/domains/2","display_name":"Social Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/recreation","display_name":"Recreation","score":0.7357960939407349},{"id":"https://openalex.org/keywords/latent-class-model","display_name":"Latent class model","score":0.7151932716369629},{"id":"https://openalex.org/keywords/psychology","display_name":"Psychology","score":0.6090149283409119},{"id":"https://openalex.org/keywords/class","display_name":"Class (philosophy)","score":0.5491854548454285},{"id":"https://openalex.org/keywords/cohort","display_name":"Cohort","score":0.4690077006816864},{"id":"https://openalex.org/keywords/social-class","display_name":"Social class","score":0.4583548605442047},{"id":"https://openalex.org/keywords/online-and-offline","display_name":"Online and offline","score":0.4369214177131653},{"id":"https://openalex.org/keywords/social-media","display_name":"Social media","score":0.4168383777141571},{"id":"https://openalex.org/keywords/demography","display_name":"Demography","score":0.4086189270019531},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.19739609956741333},{"id":"https://openalex.org/keywords/sociology","display_name":"Sociology","score":0.1407240629196167},{"id":"https://openalex.org/keywords/statistics","display_name":"Statistics","score":0.13871100544929504},{"id":"https://openalex.org/keywords/world-wide-web","display_name":"World Wide Web","score":0.11579704284667969},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.08674287796020508},{"id":"https://openalex.org/keywords/biology","display_name":"Biology","score":0.08456039428710938},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.07156297564506531}],"concepts":[{"id":"https://openalex.org/C110269972","wikidata":"https://www.wikidata.org/wiki/Q184872","display_name":"Recreation","level":2,"score":0.7357960939407349},{"id":"https://openalex.org/C70727504","wikidata":"https://www.wikidata.org/wiki/Q1806878","display_name":"Latent class model","level":2,"score":0.7151932716369629},{"id":"https://openalex.org/C15744967","wikidata":"https://www.wikidata.org/wiki/Q9418","display_name":"Psychology","level":0,"score":0.6090149283409119},{"id":"https://openalex.org/C2777212361","wikidata":"https://www.wikidata.org/wiki/Q5127848","display_name":"Class (philosophy)","level":2,"score":0.5491854548454285},{"id":"https://openalex.org/C72563966","wikidata":"https://www.wikidata.org/wiki/Q1303415","display_name":"Cohort","level":2,"score":0.4690077006816864},{"id":"https://openalex.org/C110888244","wikidata":"https://www.wikidata.org/wiki/Q187588","display_name":"Social class","level":2,"score":0.4583548605442047},{"id":"https://openalex.org/C2780102126","wikidata":"https://www.wikidata.org/wiki/Q10928179","display_name":"Online and offline","level":2,"score":0.4369214177131653},{"id":"https://openalex.org/C518677369","wikidata":"https://www.wikidata.org/wiki/Q202833","display_name":"Social media","level":2,"score":0.4168383777141571},{"id":"https://openalex.org/C149923435","wikidata":"https://www.wikidata.org/wiki/Q37732","display_name":"Demography","level":1,"score":0.4086189270019531},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.19739609956741333},{"id":"https://openalex.org/C144024400","wikidata":"https://www.wikidata.org/wiki/Q21201","display_name":"Sociology","level":0,"score":0.1407240629196167},{"id":"https://openalex.org/C105795698","wikidata":"https://www.wikidata.org/wiki/Q12483","display_name":"Statistics","level":1,"score":0.13871100544929504},{"id":"https://openalex.org/C136764020","wikidata":"https://www.wikidata.org/wiki/Q466","display_name":"World Wide Web","level":1,"score":0.11579704284667969},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.08674287796020508},{"id":"https://openalex.org/C86803240","wikidata":"https://www.wikidata.org/wiki/Q420","display_name":"Biology","level":0,"score":0.08456039428710938},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.07156297564506531},{"id":"https://openalex.org/C17744445","wikidata":"https://www.wikidata.org/wiki/Q36442","display_name":"Political science","level":0,"score":0.0},{"id":"https://openalex.org/C18903297","wikidata":"https://www.wikidata.org/wiki/Q7150","display_name":"Ecology","level":1,"score":0.0},{"id":"https://openalex.org/C199539241","wikidata":"https://www.wikidata.org/wiki/Q7748","display_name":"Law","level":1,"score":0.0},{"id":"https://openalex.org/C111919701","wikidata":"https://www.wikidata.org/wiki/Q9135","display_name":"Operating system","level":1,"score":0.0}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1177/1461444820948809","is_oa":false,"landing_page_url":"https://doi.org/10.1177/1461444820948809","pdf_url":null,"source":{"id":"https://openalex.org/S88603889","display_name":"New Media & Society","issn_l":"1461-4448","issn":["1461-4448","1461-7315"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310320017","host_organization_name":"SAGE Publishing","host_organization_lineage":["https://openalex.org/P4310320017"],"host_organization_lineage_names":["SAGE Publishing"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"New Media &amp; Society","raw_type":"journal-article"},{"id":"pmh:oai:boa.unimib.it:10281/287945","is_oa":false,"landing_page_url":"http://hdl.handle.net/10281/287945","pdf_url":null,"source":{"id":"https://openalex.org/S4306401259","display_name":"BOA (University of Milano-Bicocca)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I66752286","host_organization_name":"University of Milano-Bicocca","host_organization_lineage":["https://openalex.org/I66752286"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":"info:eu-repo/semantics/article"}],"best_oa_location":null,"sustainable_development_goals":[{"score":0.6399999856948853,"id":"https://metadata.un.org/sdg/10","display_name":"Reduced inequalities"}],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":52,"referenced_works":["https://openalex.org/W139589005","https://openalex.org/W178691628","https://openalex.org/W810656046","https://openalex.org/W1540483997","https://openalex.org/W1802070617","https://openalex.org/W1974962426","https://openalex.org/W2000772885","https://openalex.org/W2003429563","https://openalex.org/W2006232013","https://openalex.org/W2006513717","https://openalex.org/W2020057812","https://openalex.org/W2030182499","https://openalex.org/W2034569312","https://openalex.org/W2071141511","https://openalex.org/W2071395598","https://openalex.org/W2071611852","https://openalex.org/W2082821694","https://openalex.org/W2093916237","https://openalex.org/W2094396142","https://openalex.org/W2125857254","https://openalex.org/W2132585471","https://openalex.org/W2136549687","https://openalex.org/W2151419893","https://openalex.org/W2171814052","https://openalex.org/W2197401990","https://openalex.org/W2253182777","https://openalex.org/W2491000445","https://openalex.org/W2514758872","https://openalex.org/W2527878972","https://openalex.org/W2548384288","https://openalex.org/W2553875474","https://openalex.org/W2586435335","https://openalex.org/W2613093373","https://openalex.org/W2736919389","https://openalex.org/W2784035434","https://openalex.org/W2791499182","https://openalex.org/W2803856768","https://openalex.org/W2805066279","https://openalex.org/W2808240146","https://openalex.org/W2886443073","https://openalex.org/W2908265596","https://openalex.org/W2911168426","https://openalex.org/W2920599610","https://openalex.org/W2925103155","https://openalex.org/W2934563845","https://openalex.org/W2941389565","https://openalex.org/W2944221730","https://openalex.org/W2989721356","https://openalex.org/W3100106470","https://openalex.org/W4246108751","https://openalex.org/W4247239021","https://openalex.org/W4247545505"],"related_works":["https://openalex.org/W890318350","https://openalex.org/W3208768832","https://openalex.org/W3128152786","https://openalex.org/W3138005922","https://openalex.org/W2144162696","https://openalex.org/W3106732133","https://openalex.org/W2598675290","https://openalex.org/W3021009724","https://openalex.org/W1516443080","https://openalex.org/W2274660322"],"abstract_inverted_index":{"Despite":[0],"today\u2019s":[1],"ubiquitous":[2],"nature":[3],"of":[4,18,43,136,151,162],"smartphones":[5],"among":[6],"adolescents,":[7],"little":[8],"is":[9],"known":[10],"about":[11],"behavioural":[12,160],"online":[13,108,153],"and":[14,26,55,71,96,111,118],"offline":[15],"longitudinal":[16],"predictors":[17,161],"problematic":[19],"smartphone":[20],"use":[21],"(PSU).":[22],"Guided":[23],"by":[24,103],"Uses":[25],"Gratifications":[27],"Theory,":[28],"we":[29],"applied":[30],"latent":[31],"class":[32,63,131],"analysis":[33],"on":[34,62],"survey":[35],"data":[36],"collected":[37],"in":[38],"2017":[39],"from":[40],"a":[41],"cohort":[42],"1096":[44],"adolescents":[45],"(":[46,81,87,92,98],"M":[47],"age":[48,52],"=":[49,53,83,89,94,100],"12.4,":[50],"SD":[51],"0.56)":[54],"regressed":[56],"PSU":[57,137],"measured":[58],"1":[59],"year":[60],"later":[61],"membership,":[64],"controlling":[65],"for":[66,109,126],"socio-demographic":[67],"characteristics,":[68],"social":[69,112],"desirability":[70],"autoregressive":[72],"effects.":[73],"We":[74],"extracted":[75],"four":[76],"distinct":[77],"classes:":[78],"social-recreational":[79,129],"onliners":[80,86,130],"n":[82,88,93,99],"228),":[84],"weekend":[85,119],"331),":[90],"balanced":[91],"404)":[95],"noninvolved":[97],"153).":[101],"Characterised":[102],"significantly":[104,133],"more":[105],"time":[106,125],"spent":[107],"recreational":[110],"networking":[113],"activities,":[114],"both":[115],"during":[116],"weekdays":[117],"days,":[120],"as":[121,123],"well":[122],"less":[124],"sleep,":[127],"the":[128,149],"showed":[132],"higher":[134],"levels":[135],"over":[138],"time.":[139],"Future":[140],"studies":[141],"should":[142],"assess":[143],"not":[144],"only":[145],"duration":[146],"but":[147],"also":[148],"frequency":[150],"daily":[152],"activities":[154],"to":[155],"provide":[156],"further":[157],"insights":[158],"into":[159],"PSU.":[163]},"counts_by_year":[{"year":2026,"cited_by_count":4},{"year":2025,"cited_by_count":5},{"year":2024,"cited_by_count":7},{"year":2023,"cited_by_count":9},{"year":2022,"cited_by_count":5},{"year":2021,"cited_by_count":7}],"updated_date":"2026-05-21T06:26:12.895304","created_date":"2025-10-10T00:00:00"}
