2024

• Janszky, Imre; Bjørngaard, Johan Håkon. (2024) Sex Differences in Risk: The Need for Appropriate Methods for Causal Inference. Journal of the American College of Cardiology
  Letter to the editor
• Edwards, Christina Hansen; Bjørngaard, Johan Håkon; Kinge, Jonas Minet; Vie, Gunnhild Åberge; Halsteinli, Vidar; Ødegård, Rønnaug Astri. (2024) The healthcare costs of increased body mass index–evidence from The Trøndelag Health Study. Health Economics Review
  Academic article
• Lydersen, Stian; Bjørngaard, Johan Håkon. (2024) Kasus–overkrysningsstudier. Tidsskrift for Den norske legeforening
  Academic article
• Aasdahl, Lene; Gismervik, Sigmund Østgård; Johnsen, Roar; Vasseljen, Ottar; Bjørnelv, Gudrun Maria Waaler; Bjørngaard, Johan Håkon. (2024) Effects of Inpatient Occupational Rehabilitation vs. Outpatient Acceptance and Commitment Therapy on Sick Leave and Cost of Lost Production: 7-Year Follow-Up of a Randomized Controlled Trial. Journal of occupational rehabilitation
  Academic article
• Wahlberg, Kirsti; Pape, Kristine; Austad, Bjarne; Asheim, Andreas; Anthun, Kjartan Sarheim; Bjørngaard, Johan Håkon. (2024) School absence policy and healthcare use: a difference-in-difference cohort analysis. Family Practice
  Academic article
• Asheim, Andreas; Nilsen, Sara Marie; Svedahl, Ellen Rabben; Kaspersen, Silje Lill; Bjerkeset, Ottar; Janszky, Imre. (2024) Risk of suicide after hospitalizations due to acute physical health conditions—a cohort study of the Norwegian population. BMC Medicine
  Academic article
• Vinjerui, Kristin Hestmann; Asheim, Andreas; Anthun, Kjartan Sarheim; Carlsen, Fredrik; Mjølstad, Bente Prytz; Nilsen, Sara Marie. (2024) General practitioners retiring or relocating and its association with healthcare use and mortality: a cohort study using Norwegian national data. BMJ Quality and Safety
  Academic article

2023

• Vinjerui, Kristin Hestmann; Anthun, Kjartan Sarheim; Asheim, Andreas; Carlsen, Fredrik; Mjølstad, Bente Prytz; Nilsen, Sara Marie. (2023) General practitioners ending their practice and impact on patients' health, healthcare use and mortality: a protocol for national registry cohort studies in Norway, 2008 to 2021. BMJ Open
  Academic article
• Bojanic, Ivana; Bjerkeset, Ottar; Williams, Lana J.; Berk, Michael; Bjørngaard, Johan Håkon; Sund, Erik Reidar. (2023) Risk of antidepressant initiation among users of cardiovascular agents and metformin. Findings from the Trøndelag Health Study (HUNT) and Norwegian Prescription Database (NorPD), Norway. Pharmacology Research & Perspectives
  Academic article
• Whittington, Richard Charles; Haines-Delmont, Alina; Bjørngaard, Johan Håkon. (2023) Femicide trends at the start of the 21st. century: Prevalence, risk factors and national public health actions. Global Public Health
  Academic article
• Aasdahl, Lene; Standal, Martin Inge; Hagen, Roger; Solbjør, Marit; Bagøien, Gunnhild; Fossen, Heidi. (2023) Effectiveness of 'motivational interviewing' on sick leave: a randomized controlled trial in a social insurance setting. Scandinavian Journal of Work, Environment and Health
  Academic article
• Nilsen, Sara Marie; Asheim, Andreas; Bjørngaard, Johan Håkon. (2023) Hvor skal det kuttes?. Dagens medisin
  Feature article
• Asheim, Andreas; Nilsen, Sara Marie; Opdahl, Signe; Bjørngaard, Johan Håkon. (2023) Et trygt fødetilbud er ikke bare et spørsmål om reisetid. Aftenposten (morgenutg. : trykt utg.)
  Feature article
• Bjørnelv, Gudrun Maria Waaler; Asheim, Andreas; Nilsen, Sara Marie; Anthun, Kjartan Sarheim; Carlsen, Fredrik; Aam, Stina. (2023) Mortality and subsequent healthcare use among older patients discharged to a municipality with excess demand for elderly care. Nordic Journal of Health Economics
  Academic article
• Pun, K.D.; Bjørngaard, Johan Håkon; Schei, Berit; Darj, Elisabeth. (2023) Violence Exposed Nepalese Pregnant Women have an Accepting Attitude to Domestic Violence and Suffer from Emotional Distress. Kathmandu University Medical Journal
  Academic article
• Edwards, Christina Hansen; Bjørnelv, Gudrun Maria Waaler; Øvretveit, Karsten; Hveem, Kristian; Bjørngaard, Johan Håkon. (2023) Healthcare costs associated with overweight and obesity at an individual versus a population level–a HUNT study. Tidsskrift for Den norske legeforening
  Academic article

2022

• Nilsen, Sara Marie; Asheim, Andreas; Carlsen, Fredrik; Anthun, Kjartan Sarheim; Vatten, Lars Johan; Aam, Stina. (2022) How do busy hospital circumstances affect mortality and readmission within 60 days: A cohort study of 680 000 acute admissions in Norway. Health Policy
  Academic article
• Asheim, Andreas; Nilsen, Sara Marie; Aam, Stina; Anthun, Kjartan Sarheim; Carlsen, Fredrik; Janszky, Imre. (2022) High ward occupancy, bedspacing, and 60 day mortality for patients with myocardial infarction, stroke, and heart failure. ESC Heart Failure
  Academic article
• Gotaas, Merethe Otelie Eide; Stiles, Tore Charles; Bjørngaard, Johan Håkon; Borchgrevink, Petter Chr.; Fors, Egil Andreas. (2022) Corrigendum: Cognitive behavioral therapy improves physical function and fatigue in mild and moderate chronic fatigue syndrome: A consecutive randomized controlled trial of standard and short interventions(Front. Psychiatry, (2021), 12, (580924), 10.3389/fpsyt.2021.580924). Frontiers in Psychiatry
  Errata
• Bachmann, Christine Strand; Risnes, Kari ; Bjørngaard, Johan Håkon; Schei, Jorun; Pape, Kristine. (2022) Relative Age and Psychotropic Drug Use in Preterm and Term-Born Children and Young Adults. Pediatrics
  Academic article
• Asheim, Andreas; Nilsen, Sara Marie; Opdahl, Signe; Risnes, Kari ; Magnussen, Elisabeth Balstad; Carlsen, Fredrik. (2022) Effect of Hospital Delivery Volume and Travel Time on Perinatal Mortality and Transport Delivery in Norway. Elsevier Elsevier
  Report
• Svedahl, Ellen Rabben; Pape, Kristine; Austad, Bjarne; Vie, Gunnhild Åberge; Anthun, Kjartan Sarheim; Carlsen, Fredrik. (2022) Impact of altering referral threshold from out-of-hours primary care to hospital on patient safety and further health service use: a cohort study. BMJ Quality and Safety
  Academic article

2021

• Skarshaug, Lena Janita; Kaspersen, Silje Lill; Bjørngaard, Johan Håkon; Pape, Kristine. (2021) How does general practitioner discontinuity affect healthcare utilisation? An observational cohort study of 2.4 million Norwegians 2007-2017. BMJ Open
  Academic article
• Bachmann, Christine Strand; Risnes, Kari ; Bjørngaard, Johan Håkon; Schei, Jorun; Pape, Kristine. (2021) Association of Preterm Birth With Prescription of Psychotropic Drugs in Adolescence and Young Adulthood. JAMA Network Open
  Academic article
• Svedahl, Ellen Rabben; Pape, Kristine; Austad, Bjarne; Vie, Gunnhild Åberge; Anthun, Kjartan Sarheim; Carlsen, Fredrik. (2021) Effects of GP characteristics on unplanned hospital admissions and patient safety. A 9-year follow-up of all Norwegian out-of-hours contacts. Family Practice
  Academic article
• Næss, Marit; Sund, Erik; Vie, Gunnhild Åberge; Bjørngaard, Johan Håkon; Åsvold, Bjørn Olav; Holmen, Turid Lingaas. (2021) Intergenerational polygenic obesity risk throughout adolescence in a cross-sectional study design: The HUNT study, Norway. Obesity
  Academic article
• Gotaas, Merethe Otelie Eide; Stiles, Tore C; Bjørngaard, Johan Håkon; Borchgrevink, Petter Chr.; Fors, Egil Andreas. (2021) Cognitive Behavioral Therapy Improves Physical Function and Fatigue in Mild and Moderate Chronic Fatigue Syndrome: A Consecutive Randomized Controlled Trial of Standard and Short Interventions. Frontiers in Psychiatry
  Academic article
• Nilsen, Sara Marie; Asheim, Andreas; Carlsen, Fredrik; Anthun, Kjartan Sarheim; Johnsen, Lars Gunnar; Vatten, Lars Johan. (2021) High volumes of recent surgical admissions, time to surgery, and 60-day mortality. The Bone & Joint Journal
  Academic article
• Nesset, Merete Berg; Bjørngaard, Johan Håkon; Whittington, Richard; Palmstierna, Tom Krisman Kule. (2021) Does cognitive behavioural therapy or mindfulness-based therapy improve mental health and emotion regulation among men who perpetrate intimate partner violence? A randomised controlled trial. International Journal of Nursing Studies
  Academic article
• Edwards, Christina Hansen; Bjørngaard, Johan Håkon; Kinge, Jonas Minet. (2021) The relationship between body mass index and income: Using genetic variants from HUNT as instrumental variables. Health Economics
  Academic article

2020

• Nilsen, Sara Marie; Bjørngaard, Johan Håkon; Carlsen, Fredrik; Anthun, Kjartan Sarheim; Johnsen, Lars Gunnar; Vatten, Lars Johan. (2020) Hospitals' Discharge Tendency and Risk of Death - An Analysis of 60,000 Norwegian Hip Fracture Patients. Clinical Epidemiology
  Academic article
• Vinjerui, Kristin Hestmann; Bjerkeset, Ottar; Bjørngaard, Johan Håkon; Krokstad, Steinar; Douglas, Kirsty A.; Sund, Erik. (2020) Socioeconomic inequalities in the prevalence of complex multimorbidity in a Norwegian population: findings from the cross-sectional HUNT Study. BMJ Open
  Academic article
• Vinjerui, Kristin Hestmann; Bjørngaard, Johan Håkon; Krokstad, Steinar; Douglas, Kirsty A.; Sund, Erik. (2020) Socioeconomic position, multimorbidity and mortality in a population cohort, the HUNT Study. Journal of Clinical Medicine
  Academic article
• Brumpton, Ben Michael; Sanderson, Eleanor; Heilbron, Karl; Hartwig, FP; Harrison, S; Vie, Gunnhild Åberge. (2020) Avoiding dynastic, assortative mating, and population stratification biases in Mendelian randomization through within-family analyses. Nature Communications
  Academic article
• Skarshaug, Lena Janita; Kaspersen, Silje Lill; Bjørngaard, Johan Håkon; Pape, Kristine. (2020) Changes in General Practitioners’ consultation frequency over time for patients with hypertension or anxiety/depression symptoms: a 10-year follow-up of the Norwegian HUNT study. Family Practice
  Academic article
• Brandkvist, Maria Charlotta; Bjørngaard, Johan Håkon; Ødegård, Rønnaug; Åsvold, Bjørn Olav; Smith, George Davey; Brumpton, Ben Michael. (2020) Separating the genetics of childhood and adult obesity: a validation study of genetic scores for body mass index in adolescence and adulthood in the HUNT Study . Human Molecular Genetics
  Academic article
• Brandkvist, Maria Charlotta; Bjørngaard, Johan Håkon; Ødegård, Rønnaug; Brumpton, Ben Michael; Smith, George Davey; Åsvold, Bjørn Olav. (2020) Genetic associations with temporal shifts in obesity and severe obesity during the obesity epidemic in Norway: A longitudinal population-based cohort (the HUNT Study). PLoS Medicine
  Academic article
• Nesset, Merete Berg; Lara Cabrera, Mariela Loreto; Bjørngaard, Johan Håkon; Whittington, Richard; Palmstierna, Tom Krisman Kule. (2020) Cognitive behavioural group therapy versus mindfulness-based stress reduction group therapy for intimate partner violence: a randomized controlled trial. BMC Psychiatry
  Academic article

2019

• Sun, Yi-Qian; Burgess, Stephen; Staley, James R.; Wood, Angela M.; Bell, Steven; Kaptoge, Stephen. (2019) Body mass index and all cause mortality in HUNT and UK Biobank studies: linear and non-linear mendelian randomisation analyses. The BMJ
  Academic article
• Nesset, Merete Berg; Lara Cabrera, Mariela Loreto; Dalsbø, Therese Kristine; Pedersen, Sindre Andre; Bjørngaard, Johan Håkon; Palmstierna, Tom Krisman Kule. (2019) Cognitive behavioural group therapy for male perpetrators of intimate partner violence: a systematic review. BMC Psychiatry
  Academic article
• Jølle, Anne; Midthjell, Kristian; Holmen, Jostein; Carlsen, Sven Magnus; Tuomilehto, Jaakko; Bjørngaard, Johan Håkon. (2019) Validity of the FINDRISC as a prediction tool for diabetes in a contemporary Norwegian population: a 10-year follow-up of the HUNT study. BMJ Open Diabetes Research & Care
  Academic article
• Asheim, Andreas; Nilsen, Sara Marie; Carlsen, Fredrik; Næss-Pleym, Lars E.; Uleberg, Oddvar; Dale, Jostein. (2019) The effect of emergency department delays on 30-days mortality in Central Norway. European journal of emergency medicine
  Academic article
• Brandkvist, Maria Charlotta; Bjørngaard, Johan Håkon; Ødegård, Rønnaug; Åsvold, Bjørn Olav; Sund, Erik; Vie, Gunnhild Åberge. (2019) Quantifying the impact of genes on body mass index during the obesity epidemic: Longitudinal findings from the HUNT Study. The BMJ
  Academic article
• Skarshaug, Lena Janita; Svedahl, Ellen Rabben; Bjørngaard, Johan Håkon; Steinsbekk, Aslak; Pape, Kristine. (2019) Contact with primary health care physicians before an acute hospitalisation. Scandinavian Journal of Primary Health Care
  Academic article
• Svedahl, Ellen Rabben; Pape, Kristine; Toch-Marquardt, Marlen; Skarshaug, Lena Janita; Kaspersen, Silje Lill; Bjørngaard, Johan Håkon. (2019) Increasing workload in Norwegian general practice – a qualitative study. BMC Family Practice
  Academic article
• Janszky, Imre; Bjørngaard, Johan Håkon; Romundstad, Pål Richard; Vatten, Lars Johan; Orsini, Nicola. (2019) Random error units, extension of a novel method to express random error in epidemiological studies. Clinical Epidemiology
  Academic article
• Vie, Gunnhild Åberge; Wootton, Robyn E; Bjørngaard, Johan Håkon; Åsvold, Bjørn Olav; Taylor, AE; Gabrielsen, Maiken Elvestad. (2019) The effect of smoking intensity on all-cause and cause-specific mortality-a Mendelian randomization analysis. International Journal of Epidemiology
  Academic article

2018

• Taylor, Michelle; Rode, Line; Bjørngaard, Johan Håkon; Taylor, Amy E.; Bojesen, Stig E.; Åsvold, Bjørn Olav. (2018) Is smoking heaviness causally associated with alcohol use? A Mendelian randomization study in four European cohorts. International Journal of Epidemiology
  Academic article
• Jølle, Anne; Åsvold, Bjørn Olav; Holmen, Jostein; Carlsen, Sven Magnus; Tuomilehto, Jaakko; Bjørngaard, Johan Håkon. (2018) Basic lifestyle advice to individuals at high risk of type 2 diabetes: a 2-year population-based diabetes prevention study. The DE-PLAN intervention in the HUNT Study, Norway. BMJ Open Diabetes Research & Care
  Academic article
• Hara, Karen Walseth; Bjørngaard, Johan Håkon; Jacobsen, Henrik Børsting; Borchgrevink, Petter Chr.; Johnsen, Roar; Stiles, Tore C. (2018) Biopsychosocial predictors and trajectories of work participation after transdiagnostic occupational rehabilitation of participants with mental and somatic disorders: A cohort study. BMC Public Health
  Academic article
• Hara, Karen Walseth; Bjørngaard, Johan Håkon; Brage, Søren Karl; Borchgrevink, Petter Chr.; Halsteinli, Vidar; Stiles, Tore C. (2018) Telephone follow-up in an occupational rehabilitation programme - a randomised controlled trial. Tijdschrift voor Bedrijfs- en Verzekeringsgeneeskunde
  Short communication
• Junker, Asbjørn; Nordahl, Hans Morten; Bjørngaard, Johan Håkon; Bjerkeset, Ottar. (2018) Adolescent personality traits, low self-esteem and self-harm hospitalisation: a 15-year follow-up of the Norwegian Young-HUNT1 cohort. European Child and Adolescent Psychiatry
  Academic article
• Asheim, Andreas; Nilsen, Sara Marie; Toch-Marquardt, Marlen; Anthun, Kjartan Sarheim; Johnsen, Lars Gunnar; Bjørngaard, Johan Håkon. (2018) Time of admission and mortality after hip fracture – a detailed look at the weekend effect in a nationwide study of 55 211 hip fracture patients in Norway. Acta Orthopaedica
  Academic article
• Koksvik, John Morten; Linaker, Olav Morten; Gråwe, Rolf W.; Bjørngaard, Johan Håkon; Lara Cabrera, Mariela Loreto. (2018) The effects of a pretreatment educational group programme on mental health treatment outcomes: A randomized controlled trial. BMC Health Services Research
  Academic article
• Pun, Kunta Devi; Rishal, Poonam; Infanti, Jennifer; Bjørngaard, Johan Håkon; Koju, Rajendra; Schei, Berit. (2018) Exposure to domestic violence influences pregnant women's preparedness for childbirth in Nepal: A cross-sectional study. PLOS ONE
  Academic article
• Næss, Marit; Sund, Erik; Vie, Gunnhild Åberge; Bjørngaard, Johan Håkon; Åsvold, Bjørn Olav; Holmen, Turid Lingaas. (2018) Associations between parental polygenic obesity risk and offspring`s weight at birth, early and late adolescence - The HUNT Study, Norway. Norsk Epidemiologi, Supplement
  Abstract
• Johnsen, Marianne Bakke; Winsvold, Bendik K S; Børte, Sigrid; Vie, Gunnhild Åberge; Pedersen, Linda Margareth; Storheim, Kjersti. (2018) The causal role of smoking on the risk of headache. A Mendelian randomization analysis in the HUNT Study. European Journal of Neurology
  Academic article

2017

• Mundal, Ingunn Pernille; Bjørngaard, Johan Håkon; Nilsen, Tom Ivar Lund; Nicholl, Barbara I; Gråwe, Rolf W.; Fors, Egil Andreas. (2017) Langsiktige endringer i muskel og skjelettsmerter. Revmatologi BestPractice
  Popular scientific article
• Alsnes, Ingvild Vatten; Vatten, Lars Johan; Fraser, Abigail; Bjørngaard, Johan Håkon; Rich-Edwards, Janet Wilson; Romundstad, Pål Richard. (2017) Hypertension in Pregnancy and Offspring Cardiovascular Risk in Young Adulthood: Prospective and Sibling Studies in the HUNT Study (Nord-Trøndelag Health Study) in Norway. Hypertension
  Academic article
• Taylor, Amy E; Carslake, David; De Mola, Christian Loret; Rydell, Mina; Nilsen, Tom Ivar Lund; Bjørngaard, Johan Håkon. (2017) Maternal Smoking in Pregnancy and Offspring Depression: A cross cohort and negative control study. Scientific Reports
  Academic article
• Skaaby, Tea; Taylor, Amy E; Jacobsen, Rikke K.; Paternoster, Lavinia; Thuesen, Betina H.; Ahluwalia, Tarunveer S.. (2017) Investigating the causal effect of smoking on hay fever and asthma: A Mendelian randomization meta-analysis in the CARTA consortium. Scientific Reports
  Academic article
• Kaspersen, Silje Lill; Pape, Kristine; Carlsen, Fredrik; Ose, Solveig Osborg; Bjørngaard, Johan Håkon. (2017) Employees' drug purchases before and after organizational downsizing: a natural experiment on the Norwegian working population (2004-2012). Scandinavian Journal of Work, Environment and Health
  Academic article
• Vie, Gunnhild Åberge; Pape, Kristine; Krokstad, Steinar; Johnsen, Roar; Bjørngaard, Johan Håkon. (2017) Temporal changes in health within 5 years before and after disability pension-the HUNT Study. European Journal of Public Health
  Academic article
• Johnsen, Marianne Bakke; Vie, Gunnhild Åberge; Winsvold, Bendik K S; Bjørngaard, Johan Håkon; Åsvold, Bjørn Olav; Gabrielsen, Maiken Elvestad. (2017) The causal role of smoking on the risk of hip or knee replacement due to primary osteoarthritis: a Mendelian randomisation analysis of the HUNT study. Osteoarthritis and Cartilage
  Academic article
• Bjørngaard, Johan Håkon; Vie, Gunnhild Åberge; Krokstad, Steinar; Janszky, Imre; Romundstad, Pål Richard; Vatten, Lars Johan. (2017) Cardiovascular mortality - Comparing risk factor associations within couples and in the total population - The HUNT Study. International Journal of Cardiology
  Academic article
• Bjørngaard, Johan Håkon; Vie, Gunnhild Åberge; Janszky, Imre; Vatten, Lars Johan. (2017) Reply to Letter to the editor "Comments on cardiovascular mortality - Comparing risk factor associations within couples and in the total population - The HUNT Study". International Journal of Cardiology
  Letter to the editor
• Bjørngaard, Johan Håkon; Nordestgaard, AT; Taylor, Amy E; Treur, Jorien L; Gabrielsen, Maiken Elvestad; Munafo, Marcus R. (2017) Heavier smoking increases coffee consumption: findings from a Mendelian randomization analysis. International Journal of Epidemiology
  Academic article
• Johannessen, Espen Lund; Andersson, Helle Wessel; Bjørngaard, Johan Håkon; Pape, Kristine. (2017) Anxiety and depression symptoms and alcohol use among adolescents - a cross sectional study of Norwegian secondary school students. BMC Public Health
  Academic article
• Hara, Karen Walseth; Bjørngaard, Johan Håkon; Brage, Søren Karl; Borchgrevink, Petter Chr.; Halsteinli, Vidar; Stiles, Tore Charles. (2017) Randomized Controlled Trial of Adding Telephone Follow-Up to an Occupational Rehabilitation Program to Increase Work Participation. Journal of occupational rehabilitation
  Academic article
• Junker, Asbjørn; Bjørngaard, Johan Håkon; Bjerkeset, Ottar. (2017) Adolescent health and subsequent risk of self-harm hospitalisation: a 15-year follow-up of the Young-HUNT cohort. Child and Adolescent Psychiatry and Mental Health (CAPMH)
  Academic article
• Rishal, Poonam; Pun, Kunta Devi; Darj, Elisabeth; Joshi, Sunil Kumar; Bjørngaard, Johan Håkon; Swahnberg, Katarina. (2017) Prevalence and associated factors of domestic violence among pregnant women attending routine antenatal care in Nepal. Scandinavian Journal of Public Health
  Academic article
• Nesset, Merete Berg; Bjørngaard, Johan Håkon; Nøttestad, Jim Aage; Whittington, Richard; Lynum, Cecilie; Palmstierna, Tom. (2017) Factors associated with police decisions on immediate responses to intimate partner violence. Journal of Interpersonal Violence
  Academic article

2016

• Mundal, Ingunn Pernille; Bjørngaard, Johan Håkon; Nilsen, Tom Ivar Lund; Nicholl, Barbara I; Gråwe, Rolf W.; Fors, Egil Andreas. (2016) Long-Term Changes in Musculoskeletal Pain Sites in the General Population: The HUNT Study. Journal of Pain
  Academic article
• Næss, Marit; Holmen, Turid Lingaas; Langaas, Mette; Bjørngaard, Johan Håkon; Kvaløy, Kirsti. (2016) Intergenerational transmission of overweight and obesity from parents to their adolescent offspring - The HUNT study. PLOS ONE
  Academic article
• Torske, Magnhild Oust; Bjørngaard, Johan Håkon; Hilt, Bjørn; Glasscock, David; Krokstad, Steinar. (2016) Farmers' mental health: A longitudinal sibling comparison – the HUNT study, Norway. Scandinavian Journal of Work, Environment and Health
  Academic article
• Anthun, Kjartan Sarheim; Bjørngaard, Johan Håkon; Magnussen, Jon. (2016) Economic incentives and diagnostic coding in a public health care system. International Journal of Health Economics and Management
  Academic article
• Vie, Gunnhild Åberge; Bjørngaard, Johan Håkon; Johnsen, Roar. (2016) Darlings and disability - perceived health in couples and disability pension receipt. NTNU grafisk senter
  Doctoral dissertation
• Valla, Marit; Vatten, Lars Johan; Engstrøm, Monica J; Haugen, Olav Anton; Akslen, Lars A.; Bjørngaard, Johan Håkon. (2016) Molecular subtypes of breast cancer: Long-term incidence trends and prognostic differences. Cancer Epidemiology, Biomarkers and Prevention
  Academic article
• Risnes, Kari Ravndal; Pape, Kristine; Bjørngaard, Johan Håkon; Moster, Dag; Bracken, Michael B; Romundstad, Pål Richard. (2016) Premature adult death in individuals born preterm: A sibling comparison in a prospective nationwide follow-up study. PLOS ONE
  Academic article
• Bratberg, Grete Helen; Wilsnack, Sharon C.; Wilsnack, Richard; Haugland, Siri Håvås; Krokstad, Steinar; Sund, Erik Reidar. (2016) Gender differences and gender convergence in alcohol use over the past three decades (1984-2008), the HUNT Study, Norway. BMC Public Health
  Academic article
• Letnes, Jon Magme; Torske, Magnhild Oust; Hilt, Bjørn; Bjørngaard, Johan Håkon; Krokstad, Steinar. (2016) Symptoms of depression and all-cause mortality in farmers, a cohort study: The HUNT study, Norway. BMJ Open
  Academic article
• Vaag, Jonas; Bjørngaard, Johan Håkon; Bjerkeset, Ottar. (2016) Symptoms of anxiety and depression among Norwegian musicians compared to the general workforce. Psychology of Music
  Academic article
• Vaag, Jonas; Saksvik-Lehouillier, Ingvild; Bjørngaard, Johan Håkon; Bjerkeset, Ottar. (2016) Sleep difficulties and insomnia symptoms in Norwegian musicians compared to the general population and workforce. Behavioral Sleep Medicine
  Academic article
• Kaspersen, Silje Lill; Pape, Kristine; Vie, Gunnhild Åberge; Ose, Solveig Osborg; Krokstad, Steinar; Gunnell, David. (2016) Health and unemployment: 14 Years of follow-up on job loss in the Norwegian HUNT Study. European Journal of Public Health
  Academic article
• Chang, Shu-Sen; Bjørngaard, Johan Håkon; Tsai, MK; Bjerkeset, Ottar; Wen, CP; Yip, PSF. (2016) Heart rate and suicide: findings from two cohorts of 533 000 Taiwanese and 75 000 Norwegian adults. Acta Psychiatrica Scandinavica
  Academic article
• Kaspersen, Silje Lill; Pape, Kristine; Ose, Solveig Osborg; Gunnell, David; Bjørngaard, Johan Håkon. (2016) Unemployment and initiation of psychotropic medication: a case-crossover study of 2 348 552 Norwegian employees. Occupational and Environmental Medicine
  Academic article
• Vaag, Jonas; Bjørngaard, Johan Håkon; Bjerkeset, Ottar. (2016) Use of psychotherapy and psychotropic medication among Norwegian musicians compared to the general workforce. Psychology of Music
  Academic article

2015

• Vie, Gunnhild Åberge; Romundstad, Pål Richard; Krokstad, Steinar; Johnsen, Roar; Bjørngaard, Johan Håkon. (2015) Mortality and work disability in a cohort of Norwegian couples - The HUNT study. European Journal of Public Health
  Academic article
• Callaghan, Patrick; Oud, Nico; Bjørngaard, Johan Håkon; Nijman, Henk; Palmstierna, Tom; Duxbury, Joy. (2015) Violence in Clinical Psychiatry : Proceedings of the 9th European Congress on Violence in Clinical Psychiatry, 22 – 24 October 2015 Crowne Plaza Copenhagen Towers. Kavanah, Dwingeloo & Oud Consultancy
  Report
• Næss, Marit; Holmen, Turid Lingaas; Langaas, Mette; Bjørngaard, Johan Håkon; Kvaløy, Kirsti. (2015) Intergenerational transmission of overweight and obesity from parents to their adolescent offspring - a HUNT Study. Norsk Epidemiologi, Supplement
  Abstract
• Bjørngaard, Johan Håkon; Carslake, David; Nilsen, Tom Ivar Lund; Linthorst, Astrid C E; Smith, George Davey; Gunnell, David. (2015) Association of body mass index with depression, anxiety and suicide - An instrumental variable analysis of the HUNT study. PLOS ONE
  Academic article
• De Ridder, Karin; Pape, Kristine; Krokstad, Steinar; Bjørngaard, Johan Håkon. (2015) Helse i ungdomstiden og senere trygdeytelser – HUNT-studien :. Tidsskrift for Den norske legeforening
  Academic article
• Morris, Richard W.; Taylor, Amy E.; Fluharty, Meg E.; Bjørngaard, Johan Håkon; Åsvold, Bjørn Olav; Gabrielsen, Maiken Elvestad. (2015) Heavier smoking may lead to a relative increase in waist circumference: Evidence for a causal relationship from a Mendelian randomisation meta-analysis. The CARTA consortium. BMJ Open
  Academic article
• Fimland, Marius Steiro; Vie, Gunnhild Åberge; Johnsen, Roar; Nilsen, Tom Ivar Lund; Krokstad, Steinar; Bjørngaard, Johan Håkon. (2015) Leisure-time physical activity and disability pension: 9 years follow-up of the HUNT Study, Norway. Scandinavian Journal of Medicine & Science in Sports
  Academic article
• Torske, Magnhild Oust; Hilt, Bjørn; Bjørngaard, Johan Håkon; Glasscock, David; Krokstad, Steinar. (2015) Disability pension and symptoms of anxiety and depression: a prospective comparison of farmers and other occupational groups. The HUNT Study, Norway. BMJ Open
  Academic article
• Linneberg, Allan; Jacobseb, Rikke; Skaaby, Tea; Taylor, Amy E.; Fluharty, Meg E.; Jeppesen, Jørgen L.. (2015) Effect of Smoking on Blood Pressure and Resting Heart Rate: A Mendelian Randomization Meta-Analysis in the CARTA Consortium. Circulation: Cardiovascular Genetics
  Academic article
• Strømholm, Tonje; Pape, Kristine; Ose, Solveig Osborg; Krokstad, Steinar; Bjørngaard, Johan Håkon. (2015) Psychosocial working conditions and sickness absence in a general population: A cohort study of 21,834 workers in Norway (The HUNT Study). Journal of Occupational and Environmental Medicine
  Academic article
• Bjørngaard, Johan Håkon; Bjerkeset, Ottar; Vaag, Jonas; Ose, Solveig Osborg. (2015) Anxiety and depression and work participation in 9300 Norwegian auxiliary nurses. Scandinavian Journal of Organizational Psychology
  Academic article
• Jacobsen, Henrik Børsting; Bjørngaard, Johan Håkon; Borchgrevink, Petter Chr.; Woodhouse, Astrid; Fimland, Marius Steiro; Hara, Karen Walseth. (2015) Describing patients with a duration of sick leave over and under one year in Norway. Scandinavian Journal of Occupational Therapy
  Academic article

2014

• Laugsand, Lars Erik; Strand, Linn B; Vatten, Lars Johan; Janszky, Imre; Bjørngaard, Johan Håkon. (2014) Insomnia symptoms and risk for unintentional fatal injuries-The HUNT study. Sleep
  Academic article
• Taylor, Amy E; Morris, Richard W; Fluharty, Meg; Bjørngaard, Johan Håkon; Åsvold, Bjørn Olav; Gabrielsen, Maiken Elvestad. (2014) Stratification by smoking status reveals an association of CHRNA5-A3-B4 genotype with body mass index in never smokers. PLoS Genetics
  Academic article
• Taylor, Amy E; Fluharty, Meg; Bjørngaard, Johan Håkon; Gabrielsen, Maiken Elvestad; Skorpen, Frank; Marioni, Riccardo R.. (2014) Investigating the possible causal association of smoking with depression and anxiety using Mendelian randomisation meta-analysis: the CARTA consortium. BMJ Open
  Academic article
• Åsvold, Bjørn Olav; Bjørngaard, Johan Håkon; Carslake, D; Gabrielsen, Maiken Elvestad; Skorpen, Frank; Smith, GD. (2014) Causal associations of tobacco smoking with cardiovascular risk factors: a Mendelian randomization analysis of the HUNT Study in Norway. International Journal of Epidemiology
  Academic article
• Whittington, Richard; Bjørngaard, Johan Håkon; Brown, Andrew; Nathan, Rajan; Noblett, Stephen; Quinn, Beverley. (2014) Dynamic relationship between multiple START assessments and violent incidents over time: a prospective cohort study. BMC Psychiatry
  Academic article
• Mundal, Ingunn Pernille; Gråwe, Rolf W.; Bjørngaard, Johan Håkon; Linaker, Olav Morten; Fors, Egil Andreas. (2014) Psychosocial factors and risk of chronic widespread pain: An 11-year follow-up study - The HUNT study. Pain
  Academic article
• Mundal, Ingunn Pernille; Gråwe, Rolf W.; Bjørngaard, Johan Håkon; Linaker, Olav Morten; Fors, Egil Andreas. (2014) Prevalence and long-term predictors of persistent chronic widespread pain in the general population in an 11-year prospective study: the HUNT study. BMC Musculoskeletal Disorders
  Academic article
• Jacobsen, Henrik Børsting; Bjørngaard, Johan Håkon; Hara, Karen Walseth; Borchgrevink, Petter Chr.; Woodhouse, Astrid; Landrø, Nils Inge. (2014) The role of stress in absenteeism: Cortisol responsiveness among patients on long-term sick leave. PLOS ONE
  Academic article
• Junker, Asbjørn; Bjørngaard, Johan Håkon; Gunnell, David; Bjerkeset, Ottar. (2014) Sleep problems and hospitalization for self-harm: A 15-year follow-up of 9,000 Norwegian adolescents. The Young-HUNT study. Sleep
  Academic article
• Sørbø, Marie Flem; Grimstad, Hilde; Bjørngaard, Johan Håkon; Lukasse, Mirjam; Schei, Berit. (2014) Adult physical, sexual, and emotional abuse and postpartum depression, a population based, prospective study of 53,065 women in the norwegian mother and child cohort study. BMC Pregnancy and Childbirth
  Academic article
• Bjørngaard, Johan Håkon. (2014) Savner helsa i trygdedebatten.
  Website (informational material)
• De Ridder, Karin; Bjørngaard, Johan Håkon; Johnsen, Roar; Holmen, Turid Lingaas; Westin, Steinar. (2014) Adolescent health and the risk for school dropout and labour market exclusion in young adulthood: A prospective family study of the Young-HUNT1 cohort. NTNU Trykk
  Doctoral dissertation

2013

• Bjørngaard, Johan Håkon; Gunnell, David; Gabrielsen, Maiken Elvestad; Davey Smith, George; Skorpen, Frank; Krokan, Hans Einar. (2013) The causal role of smoking in anxiety and depression: a Mendelian randomization analysis of the HUNT study. Psychological Medicine
  Academic article
• Callaghan, Patrick; Oud, Nico; Bjørngaard, Johan Håkon; Almvik, Roger; Thomas, Bart. (2013) Proceedings of the 8th european congress on violence in clinical psychiatry. Kavanah, Dwingeloo & Oud Concultancy
  Report
• De Ridder, Karin; Pape, Kristine; Cuypers, Koenraad; Johnsen, Roar; Holmen, Turid Lingaas; Westin, Steinar. (2013) High school dropout and long-term sickness and disability in young adulthood: a prospective propensity score stratified cohort study (the Young-HUNT study). BMC Public Health
  Academic article
• Sørbø, Marie Flem; Grimstad, Hilde; Bjørngaard, Johan Håkon; Schei, Berit; Lukasse, Mirjam. (2013) Prevalence of sexual, physical and emotional abuse in the Norwegian mother and child cohort study. BMC Public Health
  Academic article
• Pape, Kristine; Bjørngaard, Johan Håkon; De Ridder, Karin; Westin, Steinar; Holmen, Turid Lingaas; Krokstad, Steinar. (2013) Medical benefits in young Norwegians and their parents, and the contribution of family health and socioeconomic status. The HUNT Study, Norway. Scandinavian Journal of Public Health
  Academic article
• Bjørngaard, Johan Håkon; Bjerkeset, Ottar; Vatten, Lars Johan; Janszky, Imre; Gunnell, David; Romundstad, Pål Richard. (2013) Maternal Age at Child Birth, Birth Order, and Suicide at a Young Age: A Sibling Comparison. American Journal of Epidemiology
  Academic article
• Bjørngaard, Johan Håkon. (2013) Innføring i samfunnsvitenskapelig forskningsmetode. Tidsskrift for Den norske legeforening
  Book review
• De Ridder, Karin; Pape, Kristine; Johnsen, Roar; Holmen, Turid Lingaas; Westin, Steinar; Bjørngaard, Johan Håkon. (2013) Adolescent Health and High School Dropout: A Prospective Cohort Study of 9000 Norwegian Adolescents (The Young-HUNT). PLOS ONE
  Academic article
• Krokstad, Steinar; Ernstsen, Linda; Sund, Erik Reidar; Bjørngaard, Johan Håkon; Langhammer, Arnulf; Midthjell, Kristian. (2013) Social and spatial patterns of obesity diffusion over three decades in a Norwegian county population: the HUNT Study. BMC Public Health
  Academic article
• Vie, Gunnhild Åberge; Krokstad, Steinar; Johnsen, Roar; Bjørngaard, Johan Håkon. (2013) The Health Hazards of Marriage. A cohort study of work related disability within 12,500 Norwegian couples - the HUNT Study. Scandinavian Journal of Public Health
  Academic article
• Bagøien, Gunnhild; Bjørngaard, Johan Håkon; Østensen, Christine; Reitan, Solveig Merete Klæbo; Romundstad, Pål Richard; Morken, Gunnar. (2013) The effects of motivational interviewing on patients with comorbid substance use admitted to a psychiatric emergency unit - a randomised controlled trial with two year follow-up. BMC Psychiatry
  Academic article
• Vikum, Eirik; Bjørngaard, Johan Håkon; Westin, Steinar; Krokstad, Steinar. (2013) Socio-economic inequalities in Norwegian health care utilization over 3 decades: the HUNT Study. European Journal of Public Health
  Academic article
• Støver, Morten; Pape, Kristine; Johnsen, Roar; Fleten, Nils; Sund, Erik Reidar; Ose, Solveig Osborg. (2013) Work environment and disability pension - an 18-year follow-up study in a Norwegian working population. Scandinavian Journal of Public Health
  Academic article
• Vasseljen, Ottar; Woodhouse, Astrid; Bjørngaard, Johan Håkon; Leivseth, Linda. (2013) Natural course of acute neck and low back pain in the general population: The HUNT study. Pain
  Academic article

2012

• Laugsand, Lars Erik Sande; Vatten, Lars Johan; Bjørngaard, Johan Håkon; Hveem, Kristian; Janszky, Imre. (2012) Insomnia and High-Sensitivity C-Reactive Protein: The HUNT Study, Norway. Psychosomatic Medicine
  Academic article
• Støver, Morten; Pape, Kristine; Johnsen, Roar; Fleten, Nils; Sund, Erik Reidar; Claussen, Bjørgulf. (2012) Unemployment and disability pension-an 18-year follow-up study of a 40-year-old population in a Norwegian county. BMC Public Health
  Academic article
• De Ridder, Karin; Pape, Kristine; Johnsen, Roar; Westin, Steinar; Holmen, Turid Lingaas; Bjørngaard, Johan Håkon. (2012) School dropout: a major public health challenge: a 10-year prospective study on medical and non-medical social insurance benefits in young adulthood, the Young-HUNT 1 Study (Norway). Journal of Epidemiology and Community Health
  Academic article
• Pape, Kristine; Bjørngaard, Johan Håkon; Holmen, Turid Lingaas; Krokstad, Steinar. (2012) The welfare burden of adolescent anxiety and depression: a prospective study of 7500 young Norwegians and their families: the HUNT study. BMJ Open
  Academic article
• Støver, Morten; Pape, Kristine; Johnsen, Roar; Fleten, Nils; Sund, Erik; Claussen, Bjørgulf. (2012) Rehabilitation time before disability pension. BMC Health Services Research
  Academic article
• Nilsen, Sara Marie; Bjørngaard, Johan Håkon; Ernstsen, Linda; Krokstad, Steinar; Westin, Steinar. (2012) Education-based health inequalities in 18,000 Norwegian couples: The Nord-Trøndelag Health Study. BMC Public Health
  Academic article
• Nøttestad, Jim Aage; Bjørngaard, Johan Håkon; Rasmussen, Kirsten. (2012) Oppvekstforhold, levekår og risikofaktorer for tilbakefall hos seksualforbrytere i fengsel: Skiller de seg fra øvrige insatte?. Tidsskrift for Norsk Psykologforening
  Academic article
• De Ridder, Karin; Pape, Kristine; Johnsen, Roy; Westin, Steinar; Holmen, Turid Lingaas; Bjørngaard, Johan Håkon. (2012) Adolescent health is associated with high school dropout, independent of parental socioeconomic status: a prospective population study, The Young-HUNT 1 study (Norway). European Journal of Public Health
  Abstract
• Vikum, Eirik; Krokstad, Steinar; Bjørngaard, Johan Håkon; Westin, Steinar. (2012) Educational inequalities in utilisation of health care services from 1984-2008 in Norway. European Journal of Public Health
  Abstract
• Vie, Gunnhild Åberge; Krokstad, Steinar; Johnsen, Roar; Bjørngaard, Johan Håkon. (2012) Health hazards of romantic relationships in the HUNT Study. European Journal of Public Health
  Abstract
• Vie, Gunnhild Åberge; Krokstad, Steinar; Johnsen, Roar; Bjørngaard, Johan Håkon. (2012) The health hazards of marriage. A cohort study of 12,500 Norwegian couples in the HUNT Study. Norsk Epidemiologi, Supplement
  Abstract

2011

• Husum, Tonje Lossius; Bjørngaard, Johan Håkon; Finset, Arnstein; Ruud, Torleif. (2011) Staff attitudes and thoughts about the use of coercion in acute psychiatric wards. Social Psychiatry and Psychiatric Epidemiology
  Academic article
• Janszky, Imre; Bjørngaard, Johan Håkon; Romundstad, Pål Richard; Vatten, Lars Johan. (2011) A novel approach to quantify random error explicitly in epidemiological studies. European Journal of Epidemiology (EJE)
  Academic article
• Puschner, B; Bjørngaard, Johan Håkon; Becker, T. (2011) Outcome management in people with severe mental illness: process evaluation and cost-effectiveness. Psychiatrische Praxis
  Abstract
• Bagøien, Gunnhild; Bjørngaard, Johan Håkon; Østensen, C; Romundstad, Pål Richard; Morken, Gunnar. (2011) Motivational interviewing to patients with comorbid substance use admitted to an acute psychiatric department. Psychiatrische Praxis
  Abstract
• Nesset, Merete Berg; Rustad, Åse-Bente L; Kjelsberg, Ellen; Almvik, Roger; Bjørngaard, Johan Håkon. (2011) Health care help seeking behaviour among prisoners in Norway. BMC Health Services Research
  Academic article
• Romundstad, Pål Richard; Janszky, Imre; Vatten, Lars Johan; Bjørngaard, Johan Håkon; Langhammer, Arnulf; Manczuk, M. (2011) Cancer risk factors in Poland: the PONS Study. AAEM: Annals of Agricultural and Environmental Medicine
  Academic article
• Aarø, Leif Edvard; Herbec, Aleksandra; Bjørngaard, Johan Håkon; Manczuk, M; Zatonski, W. (2011) Depressive episodes and depressive tendencies among a sample of adults in Kielce, south-eastern Poland. AAEM: Annals of Agricultural and Environmental Medicine
  Academic article
• Janszky, Imre; Vatten, Lars Johan; Romundstad, Pål Richard; Laugsand, Lars Erik Sande; Bjørngaard, Johan Håkon; Manczuk, M. (2011) Metabolic syndrome in Poland - the PONS Study. AAEM: Annals of Agricultural and Environmental Medicine
  Academic article
• Pape, Kristine; Bjørngaard, Johan Håkon; Westin, Steinar; Holmen, Turid Lingaas; Krokstad, Steinar. (2011) Reading and writing difficulties in adolescence and later risk of welfare dependence. A ten year follow-up, the HUNT Study, Norway. BMC Public Health
  Academic article
• Bjørngaard, Johan Håkon; Bjerkeset, Ottar; Romundstad, Pål Richard; Gunnell, David. (2011) Sleeping Problems and Suicide in 75,000 Norwegian Adults: A 20 Year Follow-up of the HUNT I Study. Sleep
  Academic article

2010

• Leivseth, Linda; Bjørngaard, Johan Håkon; Vasseljen, Ottar. (2010) Natural course of musculoskeletal pain - a prospective cohort study. Norsk Epidemiologi, Supplement
  Abstract
• Andersson , Helle Wessel; Bjørngaard, Johan Håkon; Kaspersen, Silje; Wang, Catharina E.; Skre, Ingunn; Dahl, Thomas. (2010) The effects of individual factors and school environment on mental health and prejudiced attitudes among Norwegian adolescents. Social Psychiatry and Psychiatric Epidemiology
  Academic article
• Husum, Tonje Lossius; Bjørngaard, Johan Håkon; Finset, Arnstein; Ruud, Torleif. (2010) A cross-sectional prospective study of seclusion, restraint and involuntary medication in acute psychiatric wards: patient, staff and ward characteristics. BMC Health Services Research
  Academic article
• Andersson , Helle Wessel; Kaspersen, Silje Lill; Bungum, Brita; Bjørngaard, Johan Håkon; Buland, Trond Hallgeir. (2010) Psykisk helse i skolen- Effektevaluering av opplæringsprogrammene Hva er det emd Monica,STEP-ungdom møter ungdom, og Venn1.no. SINTEF
  Report
• Pape, Kristine; Bjørngaard, Johan Håkon; Krokstad, Steinar. (2010) Mental health and risk of work exclusion in young adults-individual and familial perspectives. European Journal of Public Health
  Abstract
• Andersson, Helle Wessel; Bungum, Brita; Kaspersen, Silje Lill; Bjørngaard, Johan Håkon; Buland, Trond. (2010) Psykisk helse i skolen. Effektevaluering av opplæringsprogrammene Hva er det med Monica?, STEP - ungdom møter ungdom og Venn 1.no. SINTEF Rapport
  Report

2009

• Bjørngaard, Johan; Krokstad, Steinar; Johnsen, Roar; Oxaas Karlsen, Anita; Pape, Kristine; Støver, Morten. (2009) Epidemiologisk forskning om uførepensjon i Norden. Norsk Epidemiologi
  Academic literature review
• Bjørngaard, Johan; Rustad, Åse-Bente; Kjelsberg, Ellen. (2009) The prisoner as patient - a health services satisfaction survey. BMC Health Services Research
  Academic article
• Andersson , Helle Wessel; Kaspersen, Silje Lill; Bjørngaard, Johan Håkon; Ådnanes, Marian; Buland, Trond Hallgeir. (2009) Psykisk helse i skolen.Effektevaluering av opplæringsprogrammene Hva er det med Monica?, STEP- ungdom møter ungdom, og Venn1.no. Delrapport A. SINTEF
  Report
• Kaspersen, Silje Lill; Bungum, Brita; Andersson , Helle Wessel; Bjørngaard, Johan Håkon; Ådnanes, Marian; Buland, Trond Hallgeir. (2009) Psykisk helse i skolen. Deskriptiv fremstilling av datamaterialet for evaluering av opplæringsprgrammene Hva er det med Monica?,STEP- ungdom møter ungdom, og Venn1.no. Delrapport B. SINTEF
  Report
• Kaspersen, Silje Lill; Bjørngaard, Johan Håkon; Ådnanes, Marian; Andersson, Helle Wessel; Bungum, Brita; Buland, Trond Hallgeir. (2009) Psykisk helse i skolen. Effektevaluering av opplæringsprogrammene ""Hva er det med Monica?"", STEP - ungdom møter ungdom"" og ""Venn 1.no"". Delrapport A. SINTEF Rapport (STFA10365)
  Report
• Kaspersen, Silje Lill; Bungum, Brita; Andersson, Helle Wessel; Bjørngaard, Johan Håkon; Ådnanes, Marian; Buland, T. (2009) Psykisk helse i skolen. Delrapport fra effektevalueringen av opplæringsprogrammene ""Hva er det med Monica?"" ""STEP-ungdom møter ungdom"" og Venn1.no"" Delrapport B. SINTEF Rapport
  Report

2008

• Bjørngaard, Johan Håkon; Garratt, Andrew; Gråwe, Rolf W; Grawe, RW; Bjertnæs, Øyvind Andresen; Bjertnaes, OA. (2008) Patient experiences with treatment in private practice compared with public mental health services. Scandinavian Journal of Psychology
  Academic article
• Bjørngaard, Johan. (2008) Patient satisfaction with outpatient mental health services : the influence of organizational factors. NTNU
  Doctoral dissertation
• Bjørngaard, Johan Håkon; Andersson, Helle Wessel; Ose, Solveig Osborg; Hanssen-Bauer, Ketil. (2008) User satisfaction with child and adolescent mental health services: impact of the service unit level. Social Psychiatry and Psychiatric Epidemiology
  Academic article
• Bjørngaard, Johan Håkon; Andersson, Helle Wessel; Ose, Solveig Osborg; Hanssen-Bauer, K. (2008) User Satisfaction with Child and Adolescent Mental Health Services-Impact of the Service Unit Level. Social Psychiatry and Psychiatric Epidemiology
  Academic article
• Bjørngaard, Johan Håkon. (2008) SAMDATA Sektorrapport for det psykiske helsevernet 2007. SINTEF rapport
  Report
• Bremnes, Ragnild; Halsteinli, Vidar; Rønningsen, Silja; Kalseth, Jorid; Bjørngaard, Johan Håkon. (2008) Aktivitetsmål og enhetskostnader for psykisk helsevern i Helse Midt-Norge RHF. SINTEF Rapport
  Report

2007

• Bjørngaard, Johan Håkon; Ruud, Torleif; Garratt, Andrew; Hatling, Trond. (2007) Patients' Experiences and Clinicians' Ratings of the Quality of Outpatient Teams in Psychiatric Care Units in Norway. Psychiatric Services
  Academic article
• Bjorngaard, JH; Ruud, Torleif; Friis, Svein. (2007) The impact of mental illness on patient satisfaction with the therapeutic relationship - A multilevel analysis. Social Psychiatry and Psychiatric Epidemiology
  Academic article
• Bjorngaard, Johan Håkon; Ruud, Torleif; Garratt, Andrew Malcolm; Hatling, Trond. (2007) Patients' experiences and clinicians' ratings of the quality of outpatient teams in psychiatric care units in Norway. Psychiatric Services
  Academic article
• Bjørngaard, Johan Håkon; Ruud, Torleif; Friis, S. (2007) The impact of mental illness on patient satisfaction with the therapeutic relationship: a multilevel analyis. Social Psychiatry and Psychiatric Epidemiology
  Academic article
• Bjørngaard, Johan Håkon; Ruud, Torleif; Garratt, A; Hatling, Trond. (2007) Patients' Experiences and Clinicians' Ratings of the Quality of Outpatient Teams in Psychiatric Care Units in Norway. Psychiatric Services
  Academic article

2006

• Garratt, Andrew Malcolm; Bjørngaard, Johan Håkon; Dahle, Kari Aanjesen; Bjertnæs, Øyvind Andresen; Saunes, Ingrid Sperre; Ruud, Torleif. (2006) The psychiatric out-patient experiences questionnaire (POPEQ): Data quality, reliability and validity in patients attending 90 Norwegian clinics. Nordic Journal of Psychiatry
  Academic article
• Ådnanes, Marian; Bjørngaard, Johan Håkon. (2006) Fastlegen og det psykiske helsearbeidets tiltak for voksne med psykiske lidelser. SINTEF
  Report

2005

• Gråwe, Rolf W; Ruud, Torleif; Bjørngaard, Johan Håkon. (2005) Alternative akuttilbud i psykisk helsevern for voksne. Tidsskrift for Den norske legeforening
  Academic article
• Saunes, Ingrid Sperre; Dahle, Kari Aanjesen; Bjørngaard, Johan Håkon; Bjertnæs, Øyvind Andresen; Garratt, Andrew Malcolm; Ruud, Torleif. (2005) Pasienterfaringer ved poliklinikker for voksne i det psykiske helsevernet i Norge – Institusjonsvise resultater. PasOpp-rapport (8/2004)
  Report
• Dahle, Kari Aanjesen; Bjørngaard, Johan Håkon; Saunes, Ingrid Sperre; Bjertnæs, Øyvind Andresen; Garratt, Andrew Malcolm; Ruud, Torleif. (2005) Pasienterfaringer ved poliklinikker for voksne i det psykiske helsevernet i Norge – Hovedresultater. PasOpp-rapport (7/2004)
  Report
• Bjertnæs, Øyvind Andresen; Bjørngaard, Johan Håkon; Garratt, Andrew; Dahle, Kari Aanjesen; Saunes, Ingrid Sperre; Ruud, Torleif. (2005) Pasienterfaringer ved poliklinikker for voksne i det psykiske helsevernet i Norge – Metodedokumentasjon. PasOpp-rapport (9)
  Report
• Hatling, Trond; Røhme, Kjerstina; Bjørngaard, Johan Håkon. (2005) Evaluering av Håndbok i drift av psykiatriske poliklinikker. Sluttrapport. SINTEF
  Report
• Bjørngaard, Johan Håkon; Hatling, Trond. (2005) Tvungent psykisk helsevern med døgnopphold i perioden 2001-2003. SINTEF Rapport (STF78A055001)
  Report
• Hatling, Trond; Røhme, Kjerstina; Bjørngaard, Johan Håkon. (2005) Evaluering av Håndbok i drift av psykiatriske poliklinikker. Sluttrapport. SINTEF Rapport
  Report

2004

• Bjertnæs, Øyvind Andresen; Bjørngaard, Johan Håkon; Dahle, Kari Aanjesen; Groven, Gøril; Grut, Lisbet; Hofoss, Dag. (2004) Måling av brukernes erfaringer med poliklinikker for voksne i det psykiske helsevernet - METODE OG SPØRRESKJEMA. Rapport fra Kunnskapssenteret (5/2004)
  Report
• Dahle, Kari Aanjesen; Bjertnæs, Øyvind Andresen; Bjørngaard, Johan Håkon. (2004) Pasienterfaringer i Helse Vest - Vedleggsrapport. PasOpp-rapport (3/2004)
  Report
• Dahle, Kari Aanjesen; Bjertnæs, Øyvind Andresen; Bjørngaard, Johan Håkon. (2004) Pasienterfaringer i Helse Vest - Resultater fra en pilot-undersøkelse blant pasienter i psykisk helsevern. PasOpp-rapport (2/2004)
  Report
• Bjertnæs, Øyvind Andresen; Bjørngaard, Johan Håkon; Dahle, Kari Aanjesen; Groven, Gøril; Grut, Lisbet; Hofoss, Dag. (2004) Måling av brukererfaringer blant voksne i det psykiske helsevernet: Innsamlingsmetode og spørreskjema. Rapport fra Kunnskapssenteret (9)
  Report
• Hatling, Trond; Bjørngaard, Johan Håkon; Johansen, Knut I. (2004) Evaluering av Håndbok i drift av psykiatriske poliklinikker. Delrapport 3. SINTEF Rapport
  Report

2003

• Bjørngaard, Johan Håkon; Hatling, Trond. (2003) Tvangsinnleggelser i psykisk helsevern i 2001-2002. SINTEF Rapport
  Report
• Hatling, Trond; Bjørngaard, Johan Håkon; Johansen, Knut I. (2003) Evaluering av Håndbok i drift av psykiatriske poliklinikker. Delrapport 2. SINTEF Rapport
  Report

2002

• Ruud, Torleif; Andersson, Helle Wessel; Bjørngaard, Johan Håkon; Hagen, Helge; Halsteinli, Vidar; Heggestad, T.. (2002) Forskning om bruk av psykisk helsevern i Norge. Norsk Epidemiologi
  Academic article
• Hatling, Trond; Bjørngaard, Johan Håkon; Johansen, Knut I. (2002) Evaluering av Håndbok i drift av psykiatriske poliklinikker. SINTEF Rapport
  Report

2001

• Bjørngaard, Johan; Heggestad, T.. (2001) Kan ulik pasientsammensetning forklare forskjeller i tvangsinnleggelser?. Tidsskrift for Den norske legeforening
  Academic article
• Hatling, Trond; Bjørngaard, Johan Håkon. (2001) Evaluering av innføring av Håndbok i drift av psykiatriske poliklinikker - Forprosjekt for utvelgelse av poliklinikker samt utvikling av kartleggingsverktøy. SINTEF Rapport
  Report
• Bjørngaard, Johan Håkon. (2001) SAMDATA Psykisk helsevern Tabeller 2000. Sammenligningsdata for psykisk helsevern 2000. SAMDATA (SINTEF Helse)
  Report
• Andersson, Helle Wessel; Bjørngaard, Johan Håkon; Kalseth, Jorid; Waagan, Tove E. (2001) Styringsdata for spesialisttjenesten innen psykisk helsevern 2000. Foreløpige resultater fra SAMDATA-arbeidet. SAMDATA (SINTEF Helse)
  Report

2000

• Bjørngaard, Johan Håkon; Halsteinli, Vidar. (2000) Ressursbruk og ressursutnyttelse for voksenpsykiatrien i Oslo - forskjeller mellom sektorene. SINTEF Rapport
  Report
• Røhme, Kjerstina; Kjekshus, Lars Erik; Bjørngaard, Johan Håkon. (2000) ""Når tiden telles"" - En kartlegging av legers tidsbruk og arbeidsoppgaver ved Medisinsk avdeling og Kvinneklinikken, Regionsykehuset i Trondheim. SINTEF Rapport
  Report
• Andersson, Helle Wessel; Bjørngaard, Johan Håkon; Halsteinli, Vidar; Lilleeng, Solfrid Elisabeth; Torvik, Heidi; Sitter, Marit. (2000) SAMDATA Psykiatri Tabeller. Sammenligningsdata for psykiatrisk fylkeshelsetjeneste 1999. SAMDATA (SINTEF Helse)
  Report
• Andersson, Helle Wessel; Bjørngaard, Johan Håkon; Halsteinli, Vidar; Sitter, Marit; Torvik, Heidi. (2000) Styringsdata for psykiatrisk fylkeshelsetjeneste 1999. Foreløpige resultater fra SAMDATA-arbeidet. SINTEF Rapport
  Report

1999

• Kjekshus, Lars Erik; Bjørngaard, Johan Håkon; Johnsen, arild. (1999) Med stetoskop og diktafon. Om bruk av legenes spesialistkompetanse. SINTEF Helse
  Report

1996

• Bjørngaard, Johan Håkon. (1996) Foreldrenes syn på barnehagen. SIFO Arbeidsrapport (3)
  Report