References

• Andrich, D. (1988). Rasch models for measurement. Newbury Park, CA: Sage.
   Google Scholar
• Avison, W. R. (2009). Family structure and women’s lives: A lifecourse perspective. In W. R. Avison, C. S. Aneshensel, S. Schieman, & B. Wheaton (Eds.), Advances in the conceptualization of the stress process (pp. 71–92). New York: Springer.
   Google Scholar
• Backe-Hansen, E., & Frønes, I. (2012). Hvordan forske på og med barn og unge? In E. Backe-Hansen, & I. Frønes (Eds.), I Metoder og perspektiver i barne-og ungdomsforskning (pp. 11–32). Oslo: Gyldendal Norsk Forlag.
   Google Scholar
• Backlund, Å, Högdin, S., & Weitz Spånberger, Y. (2017). Skolsocialt arbete – en introduktion. In Å Backlund, S. Högdin, & Y. Weitz Spånberger (Eds.), Skolsocialt arbete - Skolan som plats för och del i det sociala arbetet (pp. 15–20). Malmö: Gleerups.
   Google Scholar
• Bandura, A. (1977). Self-efficacy: Toward a unifying theory of behavioral change. Psychological Review, 84(2), 191–215. doi: 10.1037/0033-295X.84.2.191
   PubMed Web of Science ®Google Scholar
• Beckman, L. (2013). Traditional bullying and Cyberbullying among Swedish adolescents: Gender differences and associations with mental health (Doctoral thesis). Karlstad: Karlstad University.
   Google Scholar
• Beckman, L., Hagquist, C., & Hellström, L. (2012). Does the association with psychosomatic health problems differ between cyberbullying and traditional bullying? Emotional and Behavioural Difficulties, 17(3-4), 421–434. doi: 10.1080/13632752.2012.704228
   Google Scholar
• Bergman, M. M., & Scott, J. (2001). Young adolescents’ wellbeing and health-risk behaviours: Gender and socio-economic differences. Journal of Adolescence, 24(2), 183–197. doi: 10.1006/jado.2001.0378
   PubMed Web of Science ®Google Scholar
• Bor, W., Dean, A. J., Najman, J., & Hayatbakhsh, R. (2014). Are child and adolescent mental health problems increasing in the 21st century? A systematic review. Australian & New Zealand Journal of Psychiatry, 48(7), 606–616. doi: 10.1177/0004867414533834
   PubMed Web of Science ®Google Scholar
• Bremberg, S. (2015). Mental health problems are rising more in Swedish adolescents than in other Nordic countries and the Netherlands. Acta Paediatrica, 104(10), 997–1004. doi: 10.1111/apa.13075
   PubMed Web of Science ®Google Scholar
• Bronfenbrenner, U. (1977). Toward an experimental ecology of human development. American Psychologist, 32(7), 513–531. doi: 10.1037/0003-066X.32.7.513
   Web of Science ®Google Scholar
• Bronfenbrenner, U. (1994). Ecological models of human development. International Encyclopedia of Education, 3(2), 37–43.
   Google Scholar
• Carlerby, H., Viitasara, E., Knutsson, A., & Gillander Gådin, K. (2012). How discrimination and participation are associated with psychosomatic problems among boys and girls in northern Sweden. Health, 4(10), 866–872. doi: 10.4236/health.2012.410132
   Google Scholar
• Eriksson, U., & Sellström, E. (2010). School demands and subjective health complaints among Swedish schoolchildren: A multilevel study. Scandinavian Journal of Social Medicine, 38(4), 344–350.
   Google Scholar
• Fröjd, S., Marttunen, M., Pelkonen, M., Von der Pahlen, B., & Kaltiala-Heino, R. (2006). Perceived financial difficulties and maladjustment outcomes in adolescence. European Journal of Public Health, 16(5), 542–548. doi: 10.1093/eurpub/ckl012
   PubMed Web of Science ®Google Scholar
• Gerber, M., & Pühse, U. (2008). “Don’t crack under pressure!”—Do leisure time physical activity and self-esteem moderate the relationship between school-based stress and psychosomatic complaints? Journal of Psychosomatic Research, 65(4), 363–369. doi: 10.1016/j.jpsychores.2008.06.012
   PubMed Web of Science ®Google Scholar
• Hagquist, C. (2001). Evaluating composite health measures using Rasch modelling: An illustrative example. Sozial-und Präventivmedizin, 46(6), 369–378. doi: 10.1007/BF01321663
   PubMedGoogle Scholar
• Hagquist, C. (2008). Psychometric properties of the PsychoSomatic problems scale: A Rasch analysis on adolescent data. Social Indicators Research, 86(3), 511–523. doi: 10.1007/s11205-007-9186-3
   Web of Science ®Google Scholar
• Hagquist, C. (2009). Psychosomatic health problems among adolescents in Sweden—are the time trends gender related? The European Journal of Public Health, 19(3), 331–336. doi: 10.1093/eurpub/ckp031
   PubMed Web of Science ®Google Scholar
• Hagquist, C. (2013). Ungas psykiska hälsa i Sverige–komplexa trender och stora kunskapsluckor. Socialmedicinsk tidskrift, 90(5), 671–683.
   Google Scholar
• Hagquist, C., & Andrich, D. (2017). Recent advances in analysis of differential item functioning in health research using the Rasch model. Health and Quality of Life Outcomes, 15(1), 181. doi: 10.1186/s12955-017-0755-0
   PubMedGoogle Scholar
• Hellström, L., Beckman, L., & Hagquist, C. (2017). Does the strength of the association between peer victimization and psychosomatic health problems depend on whether bullying or peer aggression is measured? Child Indicators Research, 10(2), 447–459. doi:10.1007/s12187-016-9390 doi: 10.1007/s12187-016-9390-2
   Web of Science ®Google Scholar
• Hjern, A., Alfven, G., & Östberg, V. (2008). School stressors, psychological complaints and psychosomatic pain. Acta Paediatrica, 97(1), 112–117. doi: 10.1111/j.1651-2227.2007.00585.x
   PubMed Web of Science ®Google Scholar
• Kaltiala-Heino, R., Rimpelä, M., Rantanen, P., & Laippala, P. (2001). Adolescent depression: The role of discontinuities in life course and social support. Journal of Affective Disorders, 64(2), 155–166. doi: 10.1016/S0165-0327(00)00233-0
   PubMed Web of Science ®Google Scholar
• Koskinen-Hagman, M., Schwarzer, R., & Jerusalem, M. (1999). Swedish version of the gereral self-efficacy scale. Retrieved from http://userpage.fu-berlin.de/~health/swedish.htm
   Google Scholar
• Landstedt, E., Asplund, K., & Gillander Gådin, K. (2009). Understanding adolescent mental health: The influence of social processes, doing gender and gendered power relations. Sociology of Health & Illness, 31(7), 962–978. doi: 10.1111/j.1467-9566.2009.01170.x
   PubMed Web of Science ®Google Scholar
• Lönnfjord, V., & Hagquist, C. (2017). The psychometric properties of the Swedish version of the general self-efficacy scale: A Rasch analysis based on adolescent data. Current Psychology, 37(4), 703–715. doi: 10.1007/s12144-016-9551-y
   PubMed Web of Science ®Google Scholar
• Mörk, E., Sjögren, A., & Svaleryd, H. (2014). Parental unemployment and child health. CESifo Economic Studies, 60(2), 366–401. doi: 10.1093/cesifo/ifu016
   Web of Science ®Google Scholar
• Murberg, T. A., & Bru, E. (2004). School-related stress and psychosomatic symptoms among Norwegian adolescents. School Psychology International, 25(3), 317–332. doi: 10.1177/0143034304046904
   Web of Science ®Google Scholar
• National Board of Health Welfare, & National Agency for Education. (2016). Vägledning för elevhälsan. Stockholm: Socialstyrelsen & Skolverket.
   Google Scholar
• Natvig, G. K., Albrektsen, G., Anderssen, N., & Qvarnstrom, U. (1999). School-related stress and psychosomatic symptoms among school adolescents. Journal of School Health, 69(9), 362–368. doi: 10.1111/j.1746-1561.1999.tb06430.x
   PubMed Web of Science ®Google Scholar
• Natvig, G. K., Albrektsen, G., & Qvarnstrøm, U. (2003). Associations between psychosocial factors and happiness among school adolescents. International Journal of Nursing Practice, 9(3), 166–175. doi: 10.1046/j.1440-172X.2003.00419.x
   PubMedGoogle Scholar
• Nygren, K., & Hagquist, C. (2017). Self-reported school demands and psychosomatic problems among adolescents–changes in the association between 1988 and 2011? Scandinavian Journal of Public Health, 174–181. doi: 10.1177/1403494817725687
   PubMed Web of Science ®Google Scholar
• OECD. (2013). Mental health and work: Sweden. Paris: OECD Publishing.
   Google Scholar
• OECD. (2016). Promoting well-being and inclusiveness in Sweden. Paris: OECD Publishing.
   Google Scholar
• Östberg, V., Alfven, G., & Hjern, A. (2006). Living conditions and psychosomatic complaints in Swedish schoolchildren. Acta Paediatrica, 95(8), 929–934. doi: 10.1080/08035250600636545
   PubMed Web of Science ®Google Scholar
• Pearlin, L. I. (1989). The sociological study of stress. Journal of Health and Social Behavior, 30, 241–256. doi: 10.2307/2136956
   PubMed Web of Science ®Google Scholar
• Pedersen, C. R., & Madsen, M. (2002). Parents’ labour market participation as a predictor of children’s health and wellbeing: A comparative study in five Nordic countries. Journal of Epidemiology & Community Health, 56(11), 861–867. doi: 10.1136/jech.56.11.861
   PubMed Web of Science ®Google Scholar
• Petersen, S., Bergström, E., Cederblad, M., Ivarsson, A., Köhler, L., Rydell, A.-M., … Hägglöf, B. (2010). Barns och ungdomars psykiska hälsa i Sverige -En systematisk litteraturöversikt med tonvikt på förändringar över tid. Stockholm: Hälsoutskottet, Kungliga Vetenskapsakademien.
   Google Scholar
• Piko, B., & Fitzpatrick, K. M. (2001). Does class matter? SES and psychosocial health among Hungarian adolescents. Social Science & Medicine, 53(6), 817–830. doi: 10.1016/S0277-9536(00)00379-8
   PubMed Web of Science ®Google Scholar
• Public Health Agency of Sweden. (2012). Slutredovisning av uppdraget Lokalt sektoröverskridande hälsofrämjande arbete för barn och ungdomar - Slutrapport för åren 2009–2011. Stockholm: Statens folkhälsoinstitut.
   Google Scholar
• Public Health Agency of Sweden. (2014). Svenska skolbarns hälsovanor 2013/14. Stockholm: Folkhälsomyndigheten.
   Google Scholar
• Public Health Agency of Sweden. (2018). Varför har den psykiska ohälsan ökat bland barn och unga i Sverige: Utvecklingen under perioden 1985–2014. Stockholm: Folkhälsomyndigheten.
   Google Scholar
• Rasch, G. (1960/1980). Probabilistic models for some intelligence and attainment tests. Chicago: The University of Chichago Press.
   Google Scholar
• Schwarzer, R., & Jerusalem, M. (1995). Generalized self-efficacy scale. In J. Weinman, S. Wright, & M. Johnston (Eds.), Measures in health psychology: A user’s portfolio. Causal and control beliefs (Vol. 1, pp. 35–37). Windsor: NFER-Nelson.
   Google Scholar
• Seiffge-Krenke, I., Weidemann, S., Fentner, S., Aegenheister, N., & Poeblau, M. (2001). Coping with school-related stress and family stress in healthy and clinically referred adolescents. European Psychologist, 6(2), 123–132. doi: 10.1027//1016-9040.6.2.123
   Web of Science ®Google Scholar
• SFS 2010:800. Skollagen. Stockholm: Utbildningsdepartementet.
   Google Scholar
• Sleskova, M., Salonna, F., Geckova, A. M., Nagyova, I., Stewart, R. E., van Dijk, J. P., & Groothoff, J. W. (2006). Does parental unemployment affect adolescents’ health? Journal of Adolescent Health, 38(5), 527–535. doi: 10.1016/j.jadohealth.2005.03.021
   PubMed Web of Science ®Google Scholar
• Sund, A. M., Larsson, B., & Wichstrøm, L. (2003). Psychosocial correlates of depressive symptoms among 12–14-year-old Norwegian adolescents. Journal of Child Psychology and Psychiatry, 44(4), 588–597. doi: 10.1111/1469-7610.00147
   PubMed Web of Science ®Google Scholar
• Swedish National Agency for Education. (2016). Läroplan för grundskolan, förskoleklassen och fritidshemmen 2011 (Ny rev. utg.). Stockholm: Skolverket.
   Google Scholar
• Torsheim, T., Aaroe, L. E., & Wold, B. (2003). School-related stress, social support, and distress: Prospective analysis of reciprocal and multilevel relationships. Scandinavian Journal of Psychology, 44(2), 153–159. doi: 10.1111/1467-9450.00333
   PubMed Web of Science ®Google Scholar
• Turner, R. J. (2010). Understanding health disparities: The promise of the stress process model. In W. R. Avison, C. S. Aneshensel, S. Schieman, & B. Wheaton (Eds.), Advances in the conceptualization of the stress process (pp. 3–21). New York: Springer.
   Google Scholar
• Vinnerljung, B., Hjern, A., & Berlin, A. M. (2010). Skolbetyg, utbildning och risker för ogynnsam utveckling hos barn In Social rapport 2010. Stockholm: Socialstyrelsen.
   Google Scholar
• Wille, N., Bettge, S., & Ravens-Sieberer, U. (2008). Risk and protective factors for children’s and adolescents’ mental health: Results of the BELLA study. European Child & Adolescent Psychiatry, 17(1), 133–147. doi: 10.1007/s00787-008-1015-y
   PubMedGoogle Scholar