All Stories

  1. Linking overall satisfaction after bariatric surgery with health-related quality of life: a cross-sectional study across varied postoperative time points

    Article • Surgery for Obesity and Related Diseases, March 2026, Elsevier

    Professor John Roger Andersen

  2. Exploring the Relationship Between Obesity, Weight Loss and Health‐Related Quality of Life: An Updated Systematic Review of Reviews

    Article • Clinical Obesity, November 2025, Wiley

    Professor John Roger Andersen

  3. Linking 23 physical activity intensity levels to health-related quality of life in 10-year-old children

    Article • BMC Research Notes, October 2025, Springer Science + Business Media

    Professor John Roger Andersen

  4. Paediatric Patients With Multiple Referrals and Complex Health Complaints Experienced Notable Functional Impairment

    Article • Acta Paediatrica, August 2025, Wiley

    Professor John Roger Andersen

  5. Person-centred ostomy care: a qualitative study of patients’ experiences with routine use of a clinical feedback system during consultations

    Article • Journal of Patient-Reported Outcomes, May 2025, Springer Science + Business Media

    Professor John Roger Andersen

  6. Long-term glycemic control after sleeve gastrectomy and biliopancreatic diversion with duodenal switch in patients with type 2 diabetes mellitus

    Article • Scandinavian Journal of Surgery, March 2025, SAGE Publications

    Professor John Roger Andersen

  7. Patients’ experiences with the routine use of a clinical feedback system prior to consultations in ostomy care: a qualitative study

    Article • Quality of Life Research, February 2025, Springer Science + Business Media

    Professor John Roger Andersen

  8. Practices for Reporting Scale Structure and Summarizing Scores in Studies Using FAMCARE Scale to Assess Caregiver Satisfaction with Cancer Care: A Scoping Review

    Article • Patient Related Outcome Measures, November 2024, Taylor & Francis

    Professor John Roger Andersen

  9. Effects of a staff physical activity professional development intervention on preschoolers' mental health and self-regulation: The active learning Norwegian Preschool(er)s (ACTNOW) cluster randomised controlled trial

    Article • Psychology of Sport and Exercise, November 2024, Elsevier

    Professor John Roger Andersen

  10. Predictors for surgical treatment in male patients with non-neurogenic lower urinary tract symptoms (LUTS)

    Article • Urologia Journal, April 2024, SAGE Publications

    Professor John Roger Andersen

  11. Surgical Aspects of Sleeve Gastrectomy Are Related to Weight Loss and Gastro-esophageal Reflux Symptoms

    Article • Obesity Surgery, February 2024, Springer Science + Business Media

    Professor John Roger Andersen

  12. Bariatric surgery patients in AUD treatment in Norway—an exploratory cross-sectional study

    Article • Alcohol and Alcoholism, January 2024, Oxford University Press (OUP)

    Professor John Roger Andersen

  13. Identifying possible biomarkers of lower urinary tract symptoms using metabolomics and partial least square regression

    Article • Metabolomics, September 2023, Springer Science + Business Media

    Professor John Roger Andersen

  14. Sensitivity for Change Analyses of the Patient-Reported Outcomes in Obesity (PROS) Questionnaire: A Prospective Cohort Study

    Article • Patient Related Outcome Measures, August 2023, Taylor & Francis

    Professor John Roger Andersen

  15. Patterns of physical activity over 34 years in a large sample of adults: The HUNT study, Norway

    Article • Scandinavian Journal of Public Health, May 2023, SAGE Publications

    Professor John Roger Andersen

  16. Lower levels of physical activity volume are beneficial, and it’s never too late to start: Results from the HUNT Study, Norway

    Article • Scandinavian Journal of Public Health, March 2023, SAGE Publications

    Professor John Roger Andersen

  17. Experiences and results from using a novel clinical feedback system in routine stoma care nurse follow-up of patients with an ostomy: a longitudinal study

    Article • Journal of Patient-Reported Outcomes, March 2023, Springer Science + Business Media

    Professor John Roger Andersen

  18. Effect of Optimal Alcohol-Based Hand Rub among Nurse Students Compared with Everyday Practice among Random Adults; Can Water-Based Hand Rub Combined with a Hand Dryer Machine Be an Alternative to Remove E. coli Contamination from Hands?

    Article • Microorganisms, January 2023, MDPI AG

    Professor John Roger Andersen

  19. Factors associated with leakage in patients with an ostomy: A cross‐sectional study

    Article • Nursing Open, January 2023, Wiley

    Professor John Roger Andersen

  20. The impact of educational concerns and satisfaction on baccalaureate nursing students’ distress and quality of life during the Covid-19 pandemic; a cross-sectional study

    Article • BMC Nursing, July 2022, Springer Science + Business Media

    Professor John Roger Andersen

  21. Correlated physical and mental health composite scores for the RAND-36 and RAND-12 health surveys: can we keep them simple?

    Article • Health and Quality of Life Outcomes, June 2022, Springer Science + Business Media

    Professor John Roger Andersen

  22. Outcomes of the first global multidisciplinary consensus meeting including persons living with obesity to standardize patient‐reported outcome measurement in obesity treatment research

    Article • Obesity Reviews, May 2022, Wiley

    Professor John Roger Andersen

  23. Effects of a school-based intervention on levels of anxiety and depression: a cluster-randomized controlled trial of the MindPower program in ten high schools in Norway

    Article • BMC Psychology, January 2022, Springer Science + Business Media

    Professor John Roger Andersen

  24. IPSS “bother question” score predicts health-related quality of life better than total IPSS score

    Article • World Journal of Urology, January 2022, Springer Science + Business Media

    Professor John Roger Andersen

  25. Seven-year trajectories of body weight, quality of life and comorbidities following Roux-en-Y gastric bypass and sleeve gastrectomy

    Article • International Journal of Obesity, January 2022, Springer Science + Business Media

    Professor John Roger Andersen

  26. The Norse Feedback in a population of patients undergoing bariatric surgery—Psychometric properties of a digital computer‐adaptive questionnaire assessing mental health

    Article • Clinical Obesity, November 2021, Wiley

    Professor John Roger Andersen

  27. Correlated Physical and Mental Health Composite Scores For the RAND-36 and RAND-12 Health Surveys: Can We Keep Them Simple?

    Article • October 2021, Research Square

    Professor John Roger Andersen

  28. Quality of life and fear of COVID-19 in 2600 baccalaureate nursing students at five universities: a cross-sectional study

    Article • Health and Quality of Life Outcomes, August 2021, Springer Science + Business Media

    Professor John Roger Andersen

  29. Psychometric Properties of New Subscales of the Ostomy Adjustment Scale: A Cross-Sectional Study

    Article • Patient Related Outcome Measures, March 2021, Taylor & Francis

    Professor John Roger Andersen

  30. Both soap and ozone more effective and better tolerated than alcohol hand disinfection?

    Article • European Journal of Public Health, September 2020, Oxford University Press (OUP)

    Professor John Roger Andersen

  31. Can adenosine triphosphate be a proxy measure in evaluation of hand disinfection effect?

    Article • Journal of Hospital Infection, July 2020, Elsevier

    Professor John Roger Andersen

  32. The association between aspects of carer distress and time until nursing home admission in persons with Alzheimer’s disease and dementia with Lewy bodies

    Article • International Psychogeriatrics, June 2020, Cambridge University Press

    Professor John Roger Andersen

  33. En evaluering av et kvalitetsforbedringsprogram for å bedre legemiddelgjennomgang på sykehjem

    Article • Klinisk Sygepleje, June 2020, Scandinavian University Press / Universitetsforlaget AS

    Professor John Roger Andersen

  34. A novel patient-reported outcome monitoring with clinical feedback system in bariatric surgery care: study protocol, design and plan for evaluation

    Article • BMJ Open, June 2020, BMJ

    Professor John Roger Andersen

  35. Cognitive behavioral group therapy for panic disorder in a general clinical setting: a prospective cohort study with 12 to 31-years follow-up

    Article • BMC Psychiatry, May 2020, Springer Science + Business Media

    Professor John Roger Andersen

  36. Cognitive behavioral group therapy for panic disorder in a general clinical setting: a prospective cohort study with 24-year follow-up

    Article • March 2020, Research Square

    Professor John Roger Andersen

  37. Gastropexy predicts lower use of acid-reducing medication after laparoscopic sleeve gastrectomy. A prospective cohort study

    Article • International Journal of Surgery, February 2020, Elsevier

    Professor John Roger Andersen

  38. A new model of patient-reported outcome monitoring with a clinical feedback system in ostomy care: rationale, description and evaluation protocol

    Article • Health and Quality of Life Outcomes, January 2020, Springer Science + Business Media

    Professor John Roger Andersen

  39. An Experientially Derived Model of Flexible and Intentional Actions for Weight Loss Maintenance After Severe Obesity

    Article • Frontiers in Psychology, November 2019, Frontiers

    Professor John Roger Andersen

  40. Changes in quality of life 5 years after sleeve gastrectomy: a prospective cohort study

    Article • BMJ Open, September 2019, BMJ

    Tone Nygaard Flølo, Professor John Roger Andersen

  41. Overall Treatment Satisfaction 5 Years After Bariatric Surgery

    Article • Obesity Surgery, August 2019, Springer Science + Business Media

    Professor John Roger Andersen

  42. Ozonized water as an alternative to alcohol-based hand disinfection

    Article • Journal of Hospital Infection, August 2019, Elsevier

    Professor John Roger Andersen

  43. A systematic review of quality of life research in medicine and health sciences

    Article • Quality of Life Research, June 2019, Springer Science + Business Media

    Professor John Roger Andersen, Eivind Engebretsen

  44. The association between specific neuropsychiatric disturbances in people with Alzheimer's disease and dementia with Lewy bodies and carer distress

    Article • International Journal of Geriatric Psychiatry, May 2019, Wiley

    Professor John Roger Andersen

  45. Eating self-efficacy as predictor of long-term weight loss and obesity-specific quality of life after sleeve gastrectomy: A prospective cohort study

    Article • Surgery for Obesity and Related Diseases, February 2019, Elsevier

    Professor John Roger Andersen

  46. Pasientrapportert livskvalitet ved fedme – utvikling av nytt måleinstrument

    Article • Tidsskrift for Den norske legeforening, January 2019, Norwegian Medical Association

    Professor John Roger Andersen

  47. Effects of a physical activity intervention on schoolchildren's health-related quality of life: The active smarter kids (ASK) cluster-randomized controlled trial

    Article • Preventive Medicine Reports, November 2018, Elsevier

    Professor John Roger Andersen

  48. A review of systematic reviews on the effects of patient-reported outcome monitoring with clinical feedback systems on health-related quality of life-implications for a novel technology in obesity treatment

    Article • Clinical Obesity, September 2018, Wiley

    Professor John Roger Andersen

  49. Physical activity preferences of 10-year-old children and identified activities with positive and negative associations to cardiorespiratory fitness

    Article • Acta Paediatrica, August 2018, Wiley

    Professor John Roger Andersen

  50. Self-assessed competence among nurses working in municipal health-care services in Norway

    Article • British Journal of Community Nursing, April 2018, Mark Allen Group

    Gro Hovland, Professor John Roger Andersen

  51. Executive Function, Behavioral Self-Regulation, and School Related Well-Being Did Not Mediate the Effect of School-Based Physical Activity on Academic Performance in Numeracy in 10-Year-Old Children. The Active Smarter Kids (ASK) Study

    Article • Frontiers in Psychology, February 2018, Frontiers

    Professor John Roger Andersen

  52. Inflammatory markers, the tryptophan-kynurenine pathway, and vitamin B status after bariatric surgery

    Article • PLOS One, February 2018, PLOS

    Professor John Roger Andersen

  53. Living a successful weight loss after severe obesity

    Article • International Journal of Qualitative Studies on Health and Well-Being, January 2018, Taylor & Francis

    Professor John Roger Andersen

  54. Deficient reporting of falls in nursing homes

    Article • Sykepleien Forskning, September 2017, Norwegian Nurses Organisation

    Professor John Roger Andersen

  55. A systematic review of reviews: exploring the relationship between obesity, weight loss and health-related quality of life

    Article • Clinical Obesity, July 2017, Wiley

    Professor John Roger Andersen

  56. Health-related quality of life in children

    Article • Quality of Life Research, June 2017, Springer Science + Business Media

    Professor John Roger Andersen

  57. Immateriell kapital

    Article • June 2017, Scandinavian University Press / Universitetsforlaget AS

    Professor John Roger Andersen

  58. The relationship of specific items on the Neuropsychiatric Inventory to caregiver burden in dementia: a systematic review

    Article • International Journal of Geriatric Psychiatry, March 2017, Wiley

    Professor John Roger Andersen

  59. Five-Year Outcomes After Vertical Sleeve Gastrectomy for Severe Obesity: A Prospective Cohort Study

    Article • Obesity Surgery, February 2017, Springer Science + Business Media

    Professor John Roger Andersen

  60. Effects of physical activity on schoolchildren's academic performance: The Active Smarter Kids (ASK) cluster-randomized controlled trial

    Article • Preventive Medicine, October 2016, Elsevier

    Professor John Roger Andersen

  61. Ten-year changes in health-related quality of life after biliopancreatic diversion with duodenal switch

    Article • Surgery for Obesity and Related Diseases, September 2016, Elsevier

    Professor John Roger Andersen

  62. Micronutrient Status in Morbidly Obese Patients Prior to Laparoscopic Sleeve Gastrectomy and Micronutrient Changes 5 years Post-surgery

    Article • Obesity Surgery, August 2016, Springer Science + Business Media

    Professor John Roger Andersen

  63. Prevalence of chronic compartment syndrome of the legs: Implications for clinical diagnostic criteria and therapy

    Article • Scandinavian Journal of Pain, July 2016, De Gruyter

    Professor John Roger Andersen

  64. Intensive lifestyle intervention provides rapid reduction of serum fatty acid levels in women with severe obesity without lowering omega‐3 to unhealthy levels

    Article • Clinical Obesity, June 2016, Wiley

    Professor John Roger Andersen

  65. Psychometric properties of the Norwegian version of the Kidscreen-27 questionnaire

    Article • Health and Quality of Life Outcomes, April 2016, Springer Science + Business Media

    Professor John Roger Andersen

  66. Employment status and sick-leave following obesity surgery: a five-year prospective cohort study

    Article • PeerJ, September 2015, PeerJ

    Professor John Roger Andersen

  67. Psychosocial functioning before and after surgical treatment for morbid obesity: reliability and validation of the Norwegian version of obesity-related problem scale

    Article • PeerJ, September 2015, PeerJ

    Professor John Roger Andersen

  68. Active Smarter Kids (ASK): Rationale and design of a cluster-randomized controlled trial investigating the effects of daily physical activity on children’s academic performance and risk factors for non-communicable diseases

    Article • BMC Public Health, July 2015, Springer Science + Business Media

    Professor John Roger Andersen

  69. Health-related quality of life after bariatric surgery: a systematic review of prospective long-term studies

    Article • Surgery for Obesity and Related Diseases, March 2015, Elsevier

    Professor John Roger Andersen

  70. Quality of life following laparoscopic sleeve gastrectomy

    Article • Surgery for Obesity and Related Diseases, January 2015, Elsevier

    Professor John Roger Andersen

  71. Physical Activity and Quality of Life in Severely Obese Adults during a Two-Year Lifestyle Intervention Programme

    Article • Journal of Obesity, January 2015, Hindawi Publishing Corporation

    Professor John Roger Andersen

  72. A cross-sectional study of self-reported general health, lifestyle factors, and disease: the Hordaland Health Study

    Article • PeerJ, October 2014, PeerJ

    Professor John Roger Andersen

  73. Translation, adaptation, validation and performance of the American Weight Efficacy Lifestyle Questionnaire Short Form (WEL-SF) to a Norwegian version: a cross-sectional study

    Article • PeerJ, September 2014, PeerJ

    Professor John Roger Andersen

  74. Factors and associations for physical activity in severely obese adults during a two-year lifestyle intervention

    Article • PeerJ, August 2014, PeerJ

    Professor John Roger Andersen

  75. Work Participation Among the Morbidly Obese Seeking Bariatric Surgery: An Exploratory Study from Norway

    Article • Obesity Surgery, July 2014, Springer Science + Business Media

    Professor Ole F. Norheim, Professor John Roger Andersen

  76. Leg cramps in pregnancy caused by chronic compartment syndrome and relieved by fasciotomy after childbirth

    Article • Clinical Case Reports, May 2014, Wiley

    Professor John Roger Andersen

  77. Changes in obesity-related diseases and biochemical variables after laparoscopic sleeve gastrectomy: a two-year follow-up study

    Article • BMC Surgery, February 2014, Springer Science + Business Media

    Professor John Roger Andersen

  78. Differences in fat loss in response to physical activity among severely obese men and women

    Article • Journal of Rehabilitation Medicine, January 2014, Acta Dermato-Venereologica

    Professor John Roger Andersen

  79. Obesity and Its Impact Upon Quality of Life

    Article • January 2014, Springer Science + Business Media

    Professor John Roger Andersen

  80. Obesity, an Overview

    Article • January 2014, Springer Science + Business Media

    Professor John Roger Andersen

  81. The Ostomy Adjustment Scale

    Article • Journal of Wound Ostomy and Continence Nursing, January 2014, Wolters Kluwer Health

    Professor John Roger Andersen

  82. Physical Activity versus Sedentary Behavior: Associations with Lipoprotein Particle Subclass Concentrations in Healthy Adults

    Article • PLOS One, December 2013, PLOS

    Professor John Roger Andersen

  83. Predictors of Weight Loss are Different in Men and Women After Sleeve Gastrectomy

    Article • Obesity Surgery, November 2013, Springer Science + Business Media

    Professor John Roger Andersen

  84. Five-year Changes in Health-Related Quality of Life after Biliopancreatic Diversion with Duodenal Switch

    Article • Obesity Surgery, May 2013, Springer Science + Business Media

    Professor John Roger Andersen

  85. Livsstilsbehandling i institusjon – oppfølging seks år etter

    Article • Sykepleien Forskning, February 2013, Norwegian Nurses Organisation

    Professor John Roger Andersen

  86. Increased physical activity improves aerobic fitness, but not functional walking capacity, in severely obese subjects participating in a lifestyle intervention

    Article • Journal of Rehabilitation Medicine, January 2013, Acta Dermato-Venereologica

    Professor John Roger Andersen

  87. Associations between physical activity and quality of life outcomes in adults with severe obesity: a cross-sectional study prior to the beginning of a lifestyle intervention

    Article • Health and Quality of Life Outcomes, January 2013, Springer Science + Business Media

    Professor John Roger Andersen

  88. Changes in leg pain after bilateral fasciotomy to treat chronic compartment syndrome: a case series study

    Article • Journal of Orthopaedic Surgery and Research, January 2013, Springer Science + Business Media

    Professor John Roger Andersen

  89. Validering av eit måleinstrument for jobbtilfredsheit

    Article • Sykepleien Forskning, January 2012, Norwegian Nurses Organisation

    Professor John Roger Andersen

  90. The Biliopancreatic Diversion with a Duodenal Switch (BPDDS): How Is It Optimally Performed?

    Article • Obesity Surgery, August 2011, Springer Science + Business Media

    Professor John Roger Andersen

  91. Anxiety and depression in association with morbid obesity: changes with improved physical health after duodenal switch

    Article • Health and Quality of Life Outcomes, January 2010, Springer Science + Business Media

    Professor John Roger Andersen

  92. Predictors for health-related quality of life in patients accepted for bariatric surgery

    Article • Surgery for Obesity and Related Diseases, May 2009, Elsevier

    Professor John Roger Andersen

  93. Health-Related Quality of Life and Paid Work Participation after Duodenal Switch

    Article • Obesity Surgery, April 2009, Springer Science + Business Media

    Professor John Roger Andersen

  94. test

    Article • European Journal of Cardiovascular Nursing, September 2006, SAGE Publications

    Professor John Roger Andersen

  95. Diett med dokumentert effekt

    Article • Sykepleien, January 2003, Norwegian Nurses Organisation

    Professor John Roger Andersen

  96. Kapittel 1: Immateriell kapital - ein introduksjon

    Article • Scandinavian University Press / Universitetsforlaget AS

    Professor John Roger Andersen