{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,4,11]],"date-time":"2026-04-11T17:12:35Z","timestamp":1775927555789,"version":"3.50.1"},"reference-count":35,"publisher":"Oxford University Press (OUP)","issue":"5","license":[{"start":{"date-parts":[[2023,8,12]],"date-time":"2023-08-12T00:00:00Z","timestamp":1691798400000},"content-version":"vor","delay-in-days":0,"URL":"https:\/\/creativecommons.org\/licenses\/by\/4.0\/"}],"funder":[{"DOI":"10.13039\/501100000289","name":"Cancer Research UK","doi-asserted-by":"publisher","award":["CRUK PPRCTAGPJT\/100005"],"award-info":[{"award-number":["CRUK PPRCTAGPJT\/100005"]}],"id":[{"id":"10.13039\/501100000289","id-type":"DOI","asserted-by":"publisher"}]},{"DOI":"10.13039\/501100006636","name":"FORTE","doi-asserted-by":"publisher","award":["2021-00062"],"award-info":[{"award-number":["2021-00062"]}],"id":[{"id":"10.13039\/501100006636","id-type":"DOI","asserted-by":"publisher"}]}],"content-domain":{"domain":[],"crossmark-restriction":false},"short-container-title":[],"published-print":{"date-parts":[[2023,10,10]]},"abstract":"<jats:title>Abstract<\/jats:title>\n               <jats:sec>\n                  <jats:title>Background<\/jats:title>\n                  <jats:p>Patterning of cigarette and e-cigarette use among young people remains poorly characterized. We aimed to describe these patterns in the UK Millennium Cohort Study at age 14 and 17\u2009years.<\/jats:p>\n               <\/jats:sec>\n               <jats:sec>\n                  <jats:title>Methods<\/jats:title>\n                  <jats:p>Data on cigarette and e-cigarette use come from 9731 adolescents. Latent class analysis assigned participants to membership of classes of product use and multinomial logistic regression analyses assessed differences in the likelihood of belonging to classes by sociodemographic (age, gender, ethnicity, household income, maternal education and country of residence) and smoking-related social factors (caregiver tobacco use, caregiver e-cigarette use and peer smoking).<\/jats:p>\n               <\/jats:sec>\n               <jats:sec>\n                  <jats:title>Results<\/jats:title>\n                  <jats:p>We identified four classes of use: 45.8% of adolescents \u2018continued to abstain\u2019 from cigarettes or e-cigarettes; 21.3% \u2018experimented\u2019 (used once or in the past but not currently) with cigarettes and\/or e-cigarettes by age 17 but were not current users; 19.0% were \u2018late adopters\u2019, characterized by low levels of use at age 14 but high levels of experimentation and current use at age 17; and 13.9% were \u2018early adopters\u2019, characterized by high levels of experimentation and current use at ages 14 and 17. At age 17, 70.4% of \u2018early adopters\u2019 smoked cigarettes regularly plus an additional 27.3% experimented with cigarettes. Corresponding percentages for e-cigarettes were 37.9% and 58.9%. Tobacco and e-cigarette use by caregivers, and cigarette use by peers, were associated with being both \u2018late adopters\u2019 and \u2018early adopters\u2019.<\/jats:p>\n               <\/jats:sec>\n               <jats:sec>\n                  <jats:title>Conclusions<\/jats:title>\n                  <jats:p>Approximately one in seven adolescents in the UK are \u2018early adopters\u2019 of nicotine products. This highlights the need to develop and implement effective policies to prevent nicotine use uptake.<\/jats:p>\n               <\/jats:sec>","DOI":"10.1093\/eurpub\/ckad124","type":"journal-article","created":{"date-parts":[[2023,8,13]],"date-time":"2023-08-13T01:09:17Z","timestamp":1691888957000},"page":"857-863","source":"Crossref","is-referenced-by-count":7,"title":["Patterns of cigarette and e-cigarette use among UK adolescents: a latent class analysis of the Millennium Cohort Study"],"prefix":"10.1093","volume":"33","author":[{"given":"Charlotte","family":"Vrinten","sequence":"first","affiliation":[{"name":"Public Health Policy Evaluation Unit, School of Public Health, Imperial College London , London, UK"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Jennie C","family":"Parnham","sequence":"additional","affiliation":[{"name":"Public Health Policy Evaluation Unit, School of Public Health, Imperial College London , London, 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