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John-Kåre Vederhus

Associate Professor

Vederhus works at the Addiction Unit, Sørlandet Hospital, Norway and have 20+ years of clinical practice in the SUD treatment field. His thesis described a Twelve step facilitation study on the local detoxification ward. He is involved in several research project closely related to the clinical practice at the hospital, e.g., drop-out from SUD treatment, quality of life studies, alcohol use assessment on medical wards, co-dependency and SUD treatment outcome research.

Research interests

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Projects

  • Validation of a revised measure of codepency into Norwegian
    Goal: A revised instrument; the Composite Codepency Scale, a 19-item measure designed to assess codependent traits wil be validated for use in the Norwegian addiction treatment field (Marks et al. Development and validation of a revised measure of codepencey. Aust Jour of Psychology, 2012; 64: 119 - 127). Data will be collected among close relatives of patients with a substance use disorder (SUD) enrolled in a psychoeducation program at the Addiction Unit, Sørlandet Hospital, Kristiansand, Norway. These data will be compared with an online data collection among the general public.

  • QEEG and Neurofeedback in in the Treatment of Substance Use Disorders: A Randomized Controlled Trial. Karin Berle Gabrielsen & John-Kåre Vederhus
    Goal: Assess the use of infralow neurofeedback in the treatment of addiction in an out-patient setting.

  • A qualitative study about Narcotics Anonymous (NA). John-Kåre Vederhus & Magnhild Høie
    Goal: 1. How is the Higher Power concept understood in NA
    Goal: 2. Reasons for disengagement

Selected publications

  1. Vederhus JK, Timko C, Haugland, SH. Adverse childhood experiences and impact on quality of life in adulthood – development and validation of a short difficult childhood questionnaire in a large population-based health surveyQoL Life Res. Doi: 10.1007/s11136-021-02761-0. E-pub ahead of print.
  2. Vederhus JK, Høie M, Birkeland B. One size doesn’t fit all: a thematic analysis of interviews with people who have stopped participating in Narcotics Anonymous in NorwayAddiction Science & Clinical Practice. 2020; 15: 18
  3. Drivenes K, Haaland VØ, Hauge YL, Vederhus JK, Irgens AC, Solli KK, Regevik H, Falk RS, Tanum L. Discrepancy in Ratings of Shared Decision Making Between Patients and Health Professionals: A Cross Sectional Study in Mental Health CareFront Psychol. 11:443. Doi: 10.3389/fpsyg.2020.00443
  4. Drivenes K, Vederhus JK, Haaland VØ, Ruud T, Hauge YL, Regevik H, Falk RS, Tanum L. Enabling patients to cope with psychotropic medication in mental health careMedicine (Open) 2020; 99 (1) – e18635
  5. Vederhus JK, Rørendal M, Bjelland C, Skar AKS, Kristensen Ø. Can a Smartphone App for Cannabis Cessation Gain a Broader User Group than Traditional Treatment Services? Substance Abuse: Research and Treatment 2020; 14:1-9
  6. Vederhus JK, Kristensen Ø, Timko C. How do psychological characteristics of family members affected by substance use influence quality of life? Quality of Life Research 2019; 28 (8): 2161-2170
  7. Vederhus JK, Høie M. The Pragmatic Believer – Faith Development and Personal Experiences of a ‘Higher Power” in Seasoned Members of Narcotics AnonymousResearch in the Social Scientific Study of Religon. Vol 29;123-144 https://doi.org/10.1163/9789004382640_008
  8. Birkeland B, Weimand BW, Ruud T, Høie MM, Vederhus JK. Parenting partners: perceived quality of life when the other parent has a substance use disorder or severe somatic or mental illnessHealth and Quality of Life outcomes 2017, 15:172
  9. Vederhus JK, Birkeland B, Clausen T. Perceived quality of life, 6 months after detoxification: is abstinence a modifying factor? Qual Life Res. 2016, 25 (9), 2315–2322 
  10. Opsal A, Vederhus JK, Kristensen Ø, Clausen T. Perceived coercion to enter treatment among involuntarily and voluntarily admitted patients with substance use disordersBMC Health Services Research 2016, 16:656
  11. Pasareanu A, Vederhus JK, Opsal A, Kristensen Ø, Clausen T. Improved drug-use patterns at 6 months post-discharge from inpatient substance use disorder treatment: results from compulsorily and voluntarily admitted patientsBMC Health Services Research. 2016; 16:291
  12. Vederhus JK, Clausen T, Humphreys K. Assessing understandings of substance use disorders among Norwegian treatment professionals, patients and the general publicBMC Health Services Research 2016, 16:52
  13. Vederhus JK, Pripp A, Clausen T. Quality of Life in Patients with Substance Use Disorders Admitted to Detoxification Compared With Those Admitted to Hospitals for Medical Disorders: Follow-up ResultsSubstance abuse: Research & Treatment. 2016: 10, 31 – 37. Doi: 10.4137/SART.S39192
  14. Vederhus JK, Zemore S, Rise J, Clausen T, Høie M. Predicting patient post-detoxification engagement in 12-step groups with an extended version of the theory of planned behaviorAddiction Science & Clinical Practice 2015, 10:15
  15. Vederhus JK, Timko C, Kristensen Ø, Hjemdahl B, Clausen T. Motivational intervention to enhance post-detoxification 12-step group affiliation: a randomized controlled trialAddiction 2014;109(5):766-73. doi: 10.1111/add.12471
  16. Vederhus JK, Timko C, Kristensen Ø, Clausen T. The courage to change: Patients’ perception of 12-step fellowships. BMC Health Services Research 2011, 11:339
  17. Vederhus JK, Laudet A, Kristensen Ø,Clausen T. Obstacles to 12-step groups participation as seen by addiction professionals: Comparing Norway to the United StatesJournal of Substance Abuse Treatment. 2010; 39(3): 210 – 217. DOI:10.1016/j.jsat.2010.06.001
  18. Vederhus JK, Kristensen Ø, Laudet A, Clausen T. Attitudes towards 12-step groups and referral practices in a 12-step naive treatment culture; a survey of addiction professionals in Norway. BMC Health Serv Res. 2009: 9, 147
  19. Kunøe N, Lobmaier P, Vederhus JK, Hjerkinn B, Hegstad S, Gossop M, Kristensen Ø, Waal H. Naltrexone implants after in-patient treatment for opioid dependence: randomised controlled trial. The British Journal of Psychiatry. 2009: 194, 541-546

Last changed: 15.04.2021 11:04