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Institutt for klinisk medisin michael.bretthauer@uit.no +4777646083

Michael Bretthauer


Professor


  • Frederik Emil Juul, Amanda J. Cross, Robert E. Schoen, Carlo Senore, Paul F. Pinsky, Eric A. Miller m.fl.:
    Effectiveness of Colonoscopy Screening vs Sigmoidoscopy Screening in Colorectal Cancer
    JAMA Network Open 2024 DOI
  • Cesare Hassan, Daniele Piovani, Marco Spadaccini, Tommaso Parigi, Kareem Khalaf, Antonio Facciorusso m.fl.:
    Variability in adenoma detection rate in control groups of randomized colonoscopy trials: a systematic review and meta-analysis
    Gastrointestinal Endoscopy 2023 DOI
  • Michael Bretthauer, Mette Kalager :
    What is my risk, doctor? How to convey disease risk and treatment effects
    The BMJ 2023 DOI
  • Marco Spadaccini, Cesare Hassan, Emanuele Rondonotti, Giulio Antonelli, Gianluca Andrisani, Gianluca Lollo m.fl.:
    Combination of Mucosa-Exposure Device and Computer-Aided Detection for Adenoma Detection During Colonoscopy: A Randomized Trial
    Gastroenterology 2023 DOI
  • Jingru Yu, Erle Refsum, Paulina Wieszczy, Lise Mørkved Helsingen, Vera Perrin, Amanda Högdén m.fl.:
    Risk of malignant lymphomas in patients with inflammatory bowel disease: a population-based cohort study
    BMJ open gastroenterology 2023 DOI
  • Christer Julseth Tønnesen, Jøran Sture Hjelmesæth, Lars Aabakken, Randi Størdal Lund, Line Kristin Johnson, Jens Kristoffer Hertel m.fl.:
    A pilot study of implementation of endoscopic sleeve gastroplasty (ESG) in Norway
    Scandinavian Journal of Gastroenterology 2023 ARKIV / DOI
  • Michael Bretthauer, Paulina Wieszczy, Magnus Løberg, Michał Filip Kamiński, Tarjei Fiskergård Werner, Lise Mørkved Helsingen m.fl.:
    Estimated Lifetime Gained with Cancer Screening Tests: A Meta-Analysis of Randomized Clinical Trials
    JAMA Internal Medicine 2023 DOI
  • Simon M. Everett, Konstantinos Triantafyllou, Cesare Hassan, Klaus Mergener, Tony C. Tham, Nuno Almeida m.fl.:
    Informed consent for endoscopic procedures: European Society of Gastrointestinal Endoscopy (ESGE) Position Statement
    Endoscopy 2023 DOI
  • Øyvind Holme, Mette Kalager, Michael Bretthauer, Hans Olov Adami, Lise Mørkved Helsingen, Magnus Løberg :
    Ongoing Trials Will Not Determine the Comparative Effectiveness of Colorectal Cancer Screening Tests
    Gastroenterology 2023 DOI
  • Henriette C. Jodal, Paulina Wieszczy, Dagmar Klotz, Magnhild Herfindal, Ishita Barua, Petter Tag m.fl.:
    A Comparison of Risk Classification Systems of Colorectal Adenomas: A Case-Cohort Study
    Gastroenterology 2023 ARKIV / DOI
  • Linan Zeng, Shelly-Anne Li, Mengting Yang, Lijiao Yan, Lise Mørkved Helsingen, Michael Bretthauer m.fl.:
    Qualitative study of guideline panelists: innovative surveys provided valuable insights regarding patient values and preferences
    Journal of Clinical Epidemiology 2023 DOI
  • Linan Zeng, Lise Mørkved Helsingen, Michael Bretthauer, Thomas Agoritsas, Per Olav Vandvik, Reem A. Mustafa m.fl.:
    A novel framework for incorporating patient values and preferences in making guideline recommendations: guideline panel surveys
    Journal of Clinical Epidemiology 2023 DOI
  • Michael Bretthauer, Sara Gerke, Cesare Hassan, Omer F. Ahmad, Yuichi Mori :
    The New European Medical Device Regulation: Balancing Innovation and Patient Safety
    Annals of Internal Medicine 2023 ARKIV / DOI
  • Eline Aurvoll Langeland, Synne E. R. Pisani, Mette Kalager, Michael Bretthauer, Lise Mørkved Helsingen :
    Følger Helsedirektoratets retningslinjer internasjonale standarder for troverdighet?
    Tidsskrift for Den norske legeforening 2023 ARKIV / DOI
  • Jingru Yu, Erle Refsum, Lise Mørkved Helsingen, Trine Folseraas, Alexander Ploner, Paulina Wieszczy m.fl.:
    Risk of hepato-pancreato-biliary cancer is increased by primary sclerosing cholangitis in patients with inflammatory bowel disease: A population-based cohort study
    United European Gastroenterology Journal (UEG Journal) 2022 ARKIV / DOI
  • Enrique Rodríguez De Santiago, Mario Dinis-Ribeiro, Heiko Pohl, Deepak Agrawal, Marianna Arvanitakis, Robin Baddeley m.fl.:
    Reducing the environmental footprint of gastrointestinal endoscopy: European Society of Gastrointestinal Endoscopy (ESGE) and European Society of Gastroenterology and Endoscopy Nurses and Associates (ESGENA) Position Statement
    Endoscopy 2022 DOI
  • Yuichi Mori, Masashi Misawa, Jorge Bernal, Michael Bretthauer, Shin-ei Kudo, Amit Rastogi m.fl.:
    Artificial intelligence for disease diagnosis: the criterion standard challenge
    Gastrointestinal Endoscopy 2022 DOI
  • Henriette C. Jodal, Frederik Emil Juul, Ishita Barua, Michael Bretthauer, Mette Kalager, Magnus Løberg m.fl.:
    Emergency hospital admissions, prognosis, and population mortality in Norway during the first wave of the Covid-19 epidemic
    Scandinavian Journal of Public Health 2022 ARKIV / DOI
  • Jingru Yu, Erle Refsum, Vera Perrin, Lise Mørkved Helsingen, Paulina Wieszczy, Magnus Løberg m.fl.:
    Inflammatory bowel disease and risk of adenocarcinoma and neuroendocrine tumors in the small bowel
    Annals of Oncology 08. mars 2022 DOI
  • Diba Ainechi, Masashi Misawa, Ishita Barua, Solveig Larsen, Vemund Paulsen, Kjetil Kjeldstad Garborg m.fl.:
    Impact of artificial intelligence on colorectal polyp detection for early-career endoscopists: an international comparative study
    Scandinavian Journal of Gastroenterology 2022 ARKIV / DOI
  • Michael Bretthauer, Magnus Løberg, Paulina Wieszczy, Mette Kalager, Louise Emilsson, Kjetil Kjeldstad Garborg m.fl.:
    Effect of Colonoscopy Screening on Risks of Colorectal Cancer and Related Death
    New England Journal of Medicine 2022 ARKIV / DOI
  • Ishita Barua, Paulina Wieszczy, Shin-ei Kudo, Misawa Masashi, Øyvind Holme, Shraddha Gulati m.fl.:
    Real-Time Artificial Intelligence–Based Optical Diagnosis of Neoplastic Polyps during Colonoscopy
    NEJM Evidence 2022 DOI
  • Frederik Emil Juul, Amanda J. Cross, Robert E. Schoen, Carlo Senore, Paul Pinsky, Eric Miller m.fl.:
    15-Year Benefits of Sigmoidoscopy Screening on Colorectal Cancer Incidence and Mortality : A Pooled Analysis of Randomized Trials
    Annals of Internal Medicine 2022 DOI
  • Katsuro Ichimasa, Kenta Nakahara, Shin-ei Kudo, Masashi Misawa, Michael Bretthauer, Shoji Shimada m.fl.:
    Novel “resect and analysis” approach for T2 colorectal cancer with use of artificial intelligence
    Gastrointestinal Endoscopy 2022 DOI
  • Ishita Barua, Masashi Misawa, Jeremy R. Glissen Brown, Trent Walradt, Shin-ei Kudo, Sunil G. Sheth m.fl.:
    Speedometer for withdrawal time monitoring during colonoscopy: a clinical implementation trial
    Scandinavian Journal of Gastroenterology 2022 DOI
  • Sandra Baile-Maxia, Carolina Mangas-Sanjuan, Uri Ladabaum, Cecare Hassan, Matthew D. Rutter, Michael Bretthauer m.fl.:
    Risk Factors for Metachronous Colorectal Cancer or Advanced Adenomas After Endoscopic Resection of High-risk Adenomas
    Clinical Gastroenterology and Hepatology 2022 DOI
  • Miguel Areia, Yuichi Mori, Loredana Correale, Alessandro Repici, Michael Bretthauer, Prateek Sharma m.fl.:
    Cost-effectiveness of artificial intelligence for screening colonoscopy: a modelling study
    The Lancet Digital Health 2022 ARKIV / DOI
  • Yuichi Mori, Pu Wang, Magnus Løberg, Masashi Misawa, Alessandro Repici, Marco Spadaccini m.fl.:
    Impact of Artificial Intelligence on Colonoscopy Surveillance After Polyp Removal: A Pooled Analysis of Randomized Trials
    Clinical Gastroenterology and Hepatology 2022 ARKIV / DOI
  • Ishita Barua, Michael Bretthauer, Yuichi Mori :
    Computer-aided quality assessment (CAQ): the next step for artificial intelligence in colonoscopy?
    Mini-invasive Surgery 2022 DOI
  • Ina Borgenheim Pedersen, Anna Rawa-Goleblewska, Audrey H. Calderwood, Lone D. Brix, Louise B. Grode, Edoardo Botteri m.fl.:
    Complete Polyp Resection with Cold versus Hot snare Polypectomy for Polyps sized 4-9 mm: A randomized controlled trial
    Endoscopy 2022 DOI
  • Frederik Emil Juul, Kjetil Kjeldstad Garborg, Philip Eugen Nesbakken, Magnus Løberg, Paulina Wieszczy, Joaquín Cubiella m.fl.:
    Rates of repeated colonoscopies to clean the colon from low-risk and high-risk adenomas: Results from the EPoS trials
    Gut 2022 ARKIV / DOI
  • Frederik E. Juul, Henriette C. Jodal, Ishita Barua, Erle Refsum, Ørjan Olsvik, Lise Mørkved Helsingen m.fl.:
    Mortality in Norway and Sweden during the COVID-19 pandemic
    Scandinavian Journal of Public Health 2021 ARKIV / DOI
  • Christer Julseth Tønnesen, Jøran Hjelmesæth, Dag Hofsø, Serena Tonstad, Jens Kristoffer Hertel, Eli Heggen m.fl.:
    A novel intragastric balloon for treatment of obesity and type 2 diabetes. A two-center pilot trial
    Scandinavian Journal of Gastroenterology 2021 ARKIV / DOI
  • Henriette C. Jodal, Dagmar Klotz, Magnhild Herfindal, Ishita Barua, Petter Tag, Lise Mørkved Helsingen m.fl.:
    Long-term colorectal cancer incidence and mortality after adenoma removal in women and men
    Alimentary Pharmacology and Therapeutics 2021 DOI
  • Lise Mørkved Helsingen, Magnus Løberg, Erle Refsum, Dagrun Kyte Gjøstein, Paulina Wieszczy, Ørjan Olsvik m.fl.:
    Covid-19 transmission in fitness centers in Norway - a randomized trial
    BMC Public Health 2021 ARKIV / DOI
  • Paulina Wieszczy, Michal F Kaminski, Magnus Løberg, Marek Bugajski, Michael Bretthauer, Mette Kalager :
    Estimation of overdiagnosis in colorectal cancer screening with sigmoidoscopy and faecal occult blood testing: Comparison of simulation models
    BMJ Open 2021 DOI
  • Mingyang Song, Michael Bretthauer :
    Authors’ Reply: Interpreting epidemiologic studies of colonoscopy screening for colorectal cancer prevention
    European Journal of Epidemiology (EJE) 2024 DOI
  • Michael Bretthauer, Michal F. Kaminski, Mette Kalager :
    Lifetime Gained with Cancer Screening - Reply
    JAMA Internal Medicine 2024 DOI
  • James A. Hanley, Wilber Deck, Sidney J. Winawer, Michael Hoffmeister, Rafael Cardoso, Hermann Brenner m.fl.:
    Colonoscopy Screening and Colorectal Cancer Incidence and Mortality
    New England Journal of Medicine 2023 DOI
  • Michael Bretthauer, Yu-Xiao Yang :
    New American College of Physicians Guidance on Colorectal Cancer Screening: Less Is More
    Annals of Internal Medicine 2023 DOI
  • Rasmus Gantzel, Paulina Wieszczy, Erle Refsum, Tine Jess, Lone Larsen, Michael Bretthauer m.fl.:
    Prognostic models for colorectal cancer incidence and mortality in patients with inflammatory bowel disease
    Cochrane Database of Systematic Reviews 2023 DOI
  • Michael Bretthauer, Yuichi Mori, Jasmin Zessner-Spitzenberg, Michał F. Kamiński, Peter D. Siersema, Thierry Ponchon m.fl.:
    Gastrointestinal endoscopy devices and the European Union Medical Device Regulation: European Society of Gastrointestinal Endoscopy (ESGE) Position Statement
    Endoscopy 2023 DOI
  • Henriette C. Jodal, Michael Bretthauer, Magnus Løberg :
    Tarmkreftscreening også for yngre?
    Tidsskrift for Den norske legeforening 2023 DOI
  • Mingyang Song, Michael Bretthauer :
    Authors’ Reply: Interpreting epidemiologic studies of colorectal cancer prevention
    European Journal of Epidemiology (EJE) 2023 DOI
  • Henriette C. Jodal, Michael Bretthauer, Mette Kalager, Magnus Løberg :
    Letter: long-term colorectal cancer incidence and mortality after adenoma removal associated with heritable factors, colonoscopic surveillance and aspirin—authors' reply
    Alimentary Pharmacology and Therapeutics 2022 DOI
  • Patrizia Burra, Marianna Arvanitakis, Jorge Amil Dias, Michael Bretthauer, Ana Dugic, Daniel Hartmann m.fl.:
    UEG position paper: Obesity and digestive health
    United European Gastroenterology Journal (UEG Journal) 2022 DOI
  • Yuichi Mori, Michał Filip Kamiński, Cecare Hassan, Michael Bretthauer :
    Clinical trial designs for artificial intelligence in gastrointestinal endoscopy
    The Lancet Gastroenterology and Hepatology 2022 DOI
  • Lise Mørkved Helsingen, Magnus Løberg, Michael Bretthauer, Mette Kalager :
    Reply to: Letter to the Editor regarding "Covid-19 transmission in fitness centers in Norway-a randomized trial"
    BMC Public Health 2022 DOI
  • Einar Øverenget, Mette Kalager, Gunnveig Grødeland, Ørjan Olsvik, Anna Nylund, Magnus Løberg m.fl.:
    Når smittevern blir uforståelig
    Dagensnæringsliv 2022
  • Michael Bretthauer, Robert E. Schoen, Amanda J. Cross, Paul F. Pinsky :
    Colorectal Cancer Screening: Randomized Trials Are Essential to Support Recommendations
    Annals of Internal Medicine 2022 DOI

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