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Per Christer Thomas Westergren


IU028 ( Universitetsveien 25, Kristiansand )

Registered Nurse with clinical background from Paediatrics department.

MSc in Health Science from University of Agder 2011.

PhD in Health Science from University of Agder 2017.

Academic interests

  • Nursing Science
  • Physical activity in children with asthma.


InterPLAY - Interventions of Physical activity in Local communities, an Asthma and Youth study.

PLAY - PhysicaL activity and Asthma in Youth

Scientific publications

  • Stavnsbo, Mette; Stenling, Andreas; Berntsen, Sveinung; Chinapaw, Mai J. M.; Hansen, Bjørge Hermann; Manios, Yannis; Molnár, Dénes; Torstveit, Monica Klungland; Verloigne, Maïté; Vicente-Rodríguez, Germàn; Westergren, Per Christer Thomas; Bere, Elling Tufte (2023). Does an obesogenic family environment moderate the association between sports participation and body composition in children? The ENERGY project. Pediatric Obesity. ISSN: 2047-6302. 18 (7). doi:10.1111/ijpo.13031.
  • Fegran, Liv; Westergren, Per Christer Thomas; Hall, Elisabeth OC; Aagaard, Hanne; Ludvigsen, Mette Spliid (2023). Nurses’ and Doctors’ Experiences of Transferring Adolescents or Young Adults With Long-Term Health Conditions From Pediatric to Adult Care: A Metasynthesis. Global Qualitative Nursing Research. ISSN: 2333-3936. 10doi:10.1177/23333936231189568.
  • Audulv, Åsa; Westergren, Per Christer Thomas; Ludvigsen, Mette Spliid; Pedersen, Mona Kyndi; Fegran, Liv; Hall, Elisabeth O. C.; Aagaard, Hanne; Robstad, Anja Nastasja; Kneck, Åsa (2023). Time and change: a typology for presenting research findings in qualitative longitudinal research. BMC Medical Research Methodology. ISSN: 1471-2288. 23 (1). doi:10.1186/s12874-023-02105-1.
  • Mølland, Eirin; Haraldstad, Kristin; Abildsnes, Eirik; Håland, Åshild Tellefsen; Köpp, Unni Mette Stamnes; Fegran, Liv; Westergren, Per Christer Thomas (2023). Use of the Strengths and Difficulties Questionnaire in child and school health services among children aged 4 and 6 years in Southern Norway: clinical considerations. BMC Pediatrics. ISSN: 1471-2431. 23doi:10.1186/s12887-023-03837-1.
  • Robstad, Anja Nastasja; Westergren, Per Christer Thomas; Mølland, Eirin; Abildsnes, Eirik; Haraldstad, Kristin; Køpp, Unni Mette Stamnes; Håland, Åshild Tellefsen; Fegran, Liv (2022). Experiences of Norwegian child and school health nurses with the “Starting Right™” child health assessment innovation: a qualitative interview study. BMC Health Services Research. ISSN: 1472-6963. 22 (1). doi:10.1186/s12913-022-08088-x.
  • Aagaard, Hanne; Hall, Elisabeth; Audulv, Åsa; Ludvigsen, Mette Spliid; Westergren, Per Christer Thomas; Fegran, Liv (2022). Parents’ experiences of transitioning to home with a very-low-birthweight infant: A meta-ethnography. Journal of Neonatal Nursing. ISSN: 1355-1841. doi:10.1016/j.jnn.2022.11.012.
  • Audulv, Åsa; Hall, Elisabeth O. C.; Kneck, Åsa; Westergren, Per Christer Thomas; Fegran, Liv; Pedersen, Mona Kyndi; Aagaard, Hanne; Dam, Kristianna Lund; Ludvigsen, Mette Spliid (2022). Qualitative Longitudinal Research in Health Research: A Method Study. BMC Medical Research Methodology. ISSN: 1471-2288. 22 (1). s 1 - 19. doi:10.1186/s12874-022-01732-4.
  • Fegran, Liv; Johannessen, Berit; Ludvigsen, Mette Spliid; Westergren, Thomas; Høie, Magnhild; Slettebø, Åshild; Rohde, Gudrun Elin; Helseth, Sølvi; Haraldstad, Kristin (2021). Experiences of a non-clinical set of adolescents and young adults living with persistent pain: a qualitative metasynthesis. BMJ Open. ISSN: 2044-6055. 11 (4). s 1 - 11. doi:10.1136/bmjopen-2020-043776.
  • Westergren, Thomas; Mølland, Eirin; Haraldstad, Kristin; Håland, Åshild Tellefsen; Køpp, Unni Mette; Fegran, Liv; Abildsnes, Eirik (2021). Implementation of the norwegian ‘Starting right’ child health service innovation: implementation adjustments, adoption, and acceptability. BMC Health Services Research. ISSN: 1472-6963. 21doi:10.1186/s12913-021-06096-x.
  • Westergren, Thomas; Fegran, Liv; Antonsen, Anne Jørstad; Mikkelsen, Hilde E. Timenes; Hennig, Camilla Bæck; Køpp, Unni Mette (2021). Prevention of overweight and obesity in a Norwegian public health care context: a mixed-methods study. BMC Public Health. ISSN: 1471-2458. 21doi:10.1186/s12889-021-11096-x.
  • Stålesen, Jarle Hansen; Westergren, Thomas; Hansen, Bjørge Hermann; Berntsen, Sveinung (2020). A Mapping Review of Physical Activity Recordings Derived From Smartphone Accelerometers. Journal of Physical Activity and Health. ISSN: 1543-3080. 17 (11). s 1184 - 1192. doi:10.1123/jpah.2020-0041.
  • Bjørnarå, Helga Birgit; Westergren, Thomas; Fegran, Liv; te Velde, Saskia J.; Fyhri, Aslak; Deforche, Benedicte; Andersen, Lars Bo; Berntsen, Sveinung; Bere, Elling Tufte (2020). Cumbersome but desirable — Breaking the code of everyday cycling. PLOS ONE. ISSN: 1932-6203. 15 (9). s 1 - 20. doi:10.1371/journal.pone.0239127.
  • Brynjulfsen, Trine; Demmelmaier, Ingrid; Berntsen, Sveinung; Foyn, Tonje Hellum; Andersen, Oddbjørn Klomsten; Stang, Julie; Sigdestad, Joakim Bordvik; Stensrud, Trine; Tufte, Kristine R.; Nielsen, Anette; Westergren, Thomas (2020). Motivation for physical activity in adolescents with asthma. Journal of Asthma. ISSN: 0277-0903. doi:10.1080/02770903.2020.1778025.
  • Johannessen, Berit; Høie, Magnhild; Haraldstad, Kristin; Helseth, Sølvi; Fegran, Liv; Westergren, Thomas; Slettebø, Åshild; Rohde, Gudrun E. (2020). School nurses’ and teachers’ perceptions of pain in young immigrants living in Norway. International Journal of Migration, Health and Social Care. ISSN: 1747-9894. 16 (1). doi:10.1108/IJMHSC-01-2019-0005.
  • Robstad, Anja Nastasja; Westergren, Thomas; Siebler, Frank; Söderhamn, Ulrika; Fegran, Liv (2019). Intensive care nurses' implicit and explicit attitudes and their behavioural intentions toward obese intensive care patients. Journal of Advanced Nursing. ISSN: 0309-2402. 75 (12). s 3631 - 3642. doi:10.1111/jan.14205.
  • Robstad, Anja Nastasja; Siebler, Frank; Söderhamn, Ulrika; Westergren, Thomas; Fegran, Liv (2018). Design and psychometric testing of instruments to measure qualified intensive care nurses' attitudes toward obese intensive care patients. Research in Nursing and Health. ISSN: 0160-6891. s 1 - 10. doi:10.1002/nur.21914.
  • Høie, Magnhild; Haraldstad, Kristin; Rohde, Gudrun E.; Fegran, Liv; Westergren, Thomas; Helseth, Sølvi; Slettebø, Åshild; Johannessen, Berit (2017). How school nurses experience and understand everyday pain among adolescents. BMC Nursing. ISSN: 1472-6955. 16 (1). doi:10.1186/s12912-017-0247-x.
  • Westergren, Thomas; Fegran, Liv; Nilsen, Tonje; Haraldstad, Kristin; Kittang, Ole Bjørn; Berntsen, Sveinung (2016). Active play exercise intervention in children with asthma: a pilot study. BMJ Open. ISSN: 2044-6055. 2016:e009721 (6). s 1 - 10. doi:10.1136/bmjopen-2015-009721.
  • Fegran, Liv; Ludvigsen, Mette Spliid; Aagaard, Hanne; Uhrenfeldt, Lisbeth; Westergren, Thomas; Hall, Elisabeth OC (2016). Experiences of health care providers in the transfer of adolescent or young adults with a chronic condition from pediatric to adult hospital care: a systematic review protocol protocol.. The JBI Database of Systematic Reviews and Implementation Reports. ISSN: 2202-4433. 14 (2). s 38 - 48. doi:10.11124/jbisrir-2016-2496.
  • Westergren, Thomas; Berntsen, Sveinung; Carlsen, Karin C. Lødrup; Mowinckel, Petter; Håland, Geir; Fegran, Liv; Carlsen, Kai-Håkon (2016). Perceived exercise limitation in asthma: the role of disease severity, overweight and physical activity in children. Pediatric Allergy and Immunology. ISSN: 0905-6157. 28 (1). s 86 - 92. doi:10.1111/pai.12670.
  • Westergren, Thomas; Ommundsen, Yngvar; Carlsen, Karin C. Lødrup; Carlsen, Kai-Håkon; Mowinckel, Petter; Fegran, Liv; Berntsen, Sveinung (2015). A nested case-control study: Personal, social and environmental correlates of vigorous physical activity in adolescents with asthma. Journal of Asthma. ISSN: 0277-0903. 52 (2). s 155 - 161. doi:10.3109/02770903.2014.955190.
  • Rohde, Gudrun-Elin; Westergren, Thomas; Haraldstad, Kristin; Johannessen, Berit A. T.; Høie, Magnhild; Helseth, Sølvi; Fegran, Liv; Slettebø, Åshild (2015). Teachers’ experiences of adolescents’ pain in everyday life: a qualitative study. BMJ Open. ISSN: 2044-6055. 5 (9). doi:10.1136/bmjopen-2015-007989.
  • Westergren, Thomas; Berntsen, Sveinung; Nilsen, Tonje; Haraldstad, Kristin; Kittang, Ole Bjørn; Fegran, Liv (2014). How do children with asthma interact with parents about medications?. European Respiratory Journal. ISSN: 0903-1936. 44 (P1160).
  • Westergren, Thomas; Lilleaas, Ulla-Britt (2012). Adolescent boys with asthma – a pilot study on embodied gendered habits. Journal of Multidisciplinary Healthcare. ISSN: 1178-2390. 5s 289 - 297. doi:10.2147/JMDH.S37517.
  • Westergren, Per Christer Thomas (2022). Ages 2 to 7 years as a window of opportunity.
  • Westergren, Per Christer Thomas (2022). Godt begynt for og om barns subjektive helse i helsestasjon og skolehelsetjenesten - teknologi til å spørre, forstå og anvende.

Last changed: 15.06.2022 14:06