[1] Statistics Norway . Snus more used than cigarettes. 2018. https://www.ssb.no/en/helse/artikler-og-publikasjoner/snus-more-used-than-cigarettes (accessed 16 November 2021).
Google Scholar[2] Bakken, A . Ungdata 2020. Nasjonale resultater. Oslo: NOVA, OsloMet, 2020.
Google Scholar[3] Scientific Committee on Emerging and Newly Identified Health Risks . Health Effects of Smokeless Tobacco Products. 2009. https://ec.europa.eu/health/ph_risk/committees/04_scenihr/docs/scenihr_o_013.pdf (accessed 16 November 2021).
Google Scholar[4] Leon, ME, Lugo, A, Boffetta, P, et al. Smokeless tobacco use in Sweden and other 17 European countries. Eur J Public Health 2016;26:817–821.
Google Scholar | Crossref | Medline[5] Danielsson, M, Tanner, T, Patinen, P, et al. Prevalence, duration of exposure and predicting factors for snus use among young Finnish men: a cross-sectional study. BMJ Open 2021;11:e050502. 2021/09/16. DOI: 10.1136/bmjopen-2021-050502
Google Scholar | Crossref | Medline[6] Directive 2014/40/EU of the European Parliament and of the Council . 3 April 2014. https://ec.europa.eu/health//sites/health/files/tobacco/docs/dir_201440_en.pdf (accessed 16 November 2021).
Google Scholar[7] Hanson, MD, Chen, E. Socioeconomic status and health behaviors in adolescence: a review of the literature. J Behav Med 2007;30:263–285. 2007/05/22. DOI: 10.1007/s10865-007-9098-3
Google Scholar | Crossref | Medline | ISI[8] Hiscock, R, Bauld, L, Amos, A, et al. Socioeconomic status and smoking: a review. Ann N Y Acad Sci 2012;1248:107–123. 2011/11/19. DOI: 10.1111/j.1749-6632.2011.06202.x
Google Scholar | Crossref | Medline | ISI[9] Pedersen, W, von Soest, T. Tobacco use among Norwegian adolescents: from cigarettes to snus. Addiction 2014;109:1154–1162. 2014/02/14. DOI: 10.1111/add.12509
Google Scholar | Crossref | Medline | ISI[10] Engstrom, K, Magnusson, C, Galanti, MR. Socio-demographic, lifestyle and health characteristics among snus users and dual tobacco users in Stockholm County, Sweden. BMC Public Health 2010;10:619. 2010/10/20. DOI: 10.1186/1471-2458-10-619
Google Scholar | Crossref | Medline[11] Grotvedt, L, Stigum, H, Hovengen, R, et al. Social differences in smoking and snuff use among Norwegian adolescents: a population based survey. BMC Public Health 2008;8:322. 2008/09/24. DOI: 10.1186/1471-2458-8-322
Google Scholar | Crossref | Medline[12] Hagquist, CE . Health inequalities among adolescents: the impact of academic orientation and parents' education. Eur J Public Health 2007;17:21–26. 2006/06/17. DOI: 10.1093/eurpub/ckl087
Google Scholar | Crossref | Medline[13] Overland, S, Tjora, T, Hetland, J, et al. Associations between adolescent socioeducational status and use of snus and smoking. Tobacco Control 2010;19:291–296. 2010/06/16. DOI: 10.1136/tc.2009.034512
Google Scholar | Crossref | Medline | ISI[14] Skogen, JC, Sivertsen, B, Hysing, M, et al. Economic circumstances in childhood and subsequent substance use in adolescence – a latent class analysis: the [email protected] Study. Front Psychol 2019;10:1115. 2019/05/30. DOI: 10.3389/fpsyg.2019.01115
Google Scholar | Crossref | Medline[15] Ruokolainen, O, Ollila, H, Lahti, J, et al. Intergenerational social mobility, smoking and smokeless tobacco (snus) use among adolescents during 2008–2017. Addict Behav 2019;98:106022. 2019/06/25. DOI: 10.1016/j.addbeh.2019.06.011
Google Scholar | Crossref | Medline[16] Overland, SN, Hetland, J, Aaro, LE. [A study of adolescent smoking and use of snuff in 2004 and 2007]. Tidsskr Nor Laegeforen 2008;128:1820–1824. 2008/09/13.
Google Scholar | Medline[17] Bhattacharyya, N . Trends in the use of smokeless tobacco in United States, 2000–2010. Laryngoscope 2012;122:2175–2178. 2012/07/11. DOI: 10.1002/lary.23448
Google Scholar | Crossref | Medline[18] Williams, J, Hagger-Johnson, G. Childhood academic ability in relation to cigarette, alcohol and cannabis use from adolescence into early adulthood: Longitudinal Study of Young People in England (LSYPE). BMJ Open 2017;7:e012989. 2017/02/24. DOI: 10.1136/bmjopen-2016-012989
Google Scholar | Crossref | Medline[19] Pakkila, J, Anttonen, V, Patinen, P, et al. Profiling of smokers and snuffers among young Finnish men – cross-sectional epidemiological study. Acta Odontol Scand 2017;75:577–583. DOI: https://dx.doi.org/10.1080/00016357.2017.1361548
Google Scholar | Crossref[20] Maralani, V . Understanding the links between education and smoking. Soc Sci Res 2014;48:20–34. 2014/08/19. DOI: 10.1016/j.ssresearch.2014.05.007
Google Scholar | Crossref | Medline | ISI[21] Schlechter, M, Milevsky, A. Parental level of education: associations with psychological well-being, academic achievement and reasons for pursuing higher education in adolescence. Educat Psychol 2010;30:1–10. DOI: 10.1080/01443410903326084
Google Scholar | Crossref[22] Gilman, SE, Rende, R, Boergers, J, et al. Parental smoking and adolescent smoking initiation: an intergenerational perspective on tobacco control. Pediatrics 2009;123:e274–e281. 2009/01/28. DOI: 10.1542/peds.2008-2251
Google Scholar | Crossref | Medline | ISI[23] Leonardi-Bee, J, Jere, ML, Britton, J. Exposure to parental and sibling smoking and the risk of smoking uptake in childhood and adolescence: a systematic review and meta-analysis. Thorax 2011;66:847–855. 2011/02/18. DOI: 10.1136/thx.2010.153379
Google Scholar | Crossref | Medline | ISI[24] Amos, A, Angus, K, Bostock, Y, et al. A Review of Young People and Smoking in England. New York: Public Health Research Consortium, 2009.
Google Scholar[25] Rosendahl, KI, Galanti, MR, Gilljam, H, et al. Smoking mothers and snuffing fathers: behavioural influences on youth tobacco use in a Swedish cohort. Tobacco Control 2003;12:74–78. 2003/03/04. DOI: 10.1136/tc.12.1.74
Google Scholar | Crossref | Medline[26] Sharapova, S, Reyes-Guzman, C, Singh, T, et al. Age of tobacco use initiation and association with current use and nicotine dependence among US middle and high school students, 2014–2016. Tobacco Control 2020;29:49–54. 2018/12/01. DOI: 10.1136/tobaccocontrol-2018-054593
Google Scholar | Crossref | Medline[27] Lund, M, Lund, KE, Halkjelsvik, T. Contrasting smokers' and snus users' perceptions of personal tobacco behavior in norway. Nicotine Tob Res 2014;16:1577–1585. 2014/07/06. DOI: 10.1093/ntr/ntu109
Google Scholar | Crossref | Medline | ISI[28] Lund, KE, McNeill, A. Patterns of dual use of snus and cigarettes in a mature snus market. Nicotine Tob Res 2013;15:678–684. 2012/09/20. DOI: 10.1093/ntr/nts185
Google Scholar | Crossref | Medline | ISI[29] Lawler, TS, Stanfill, SB, Tran, HT, et al. Chemical analysis of snus products from the United States and northern Europe. PLoS One 2020;15:e0227837. 2020/01/16. DOI: 10.1371/journal.pone.0227837
Google Scholar | Crossref | Medline[30] Tanner, T, Kamppi, A, Pakkila, J, et al. Prevalence and polarization of dental caries among young, healthy adults: cross-sectional epidemiological study. Acta Odontol Scand 2013;71:1436–1442. 2013/05/01. DOI: 10.3109/00016357.2013.767932
Google Scholar | Crossref | Medline[31] Statistics Norway . Utvalgte nøkkeltall for tannhelsetjenesten, etter region, statistikkvariabel og år. 2015–2020. https://www.ssb.no/statbank/table/11985/ (accessed 16 November 2021).
Google Scholar[32] Statistics Norway . Daglig snusbrukere og av-og-til-snusbrukere (prosent), etter kjønn, alder, statistikkvariabel og år. 2005–2020. https://www.ssb.no/statbank/table/07692/(accessed 16 November 2021).
Google Scholar