Geir Svein Hoff

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Mobile phone +47-91866762
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Visiting address Sognsvannsveien 20 OUS Rikshospitalet 0372 Oslo
Postal address Postboks 4950 Nydalen OUS, Rikshospitalet 0424 Oslo

Publications

  • Botteri, Edoardo; Hoff, Geir; Randel, Kristin Ranheim; Holme, Øyvind; de Lange, Thomas & Bernklev, Tomm [Show all 15 contributors for this article] (2022). Characteristics of nonparticipants in a randomized colorectal cancer screening trial comparing sigmoidoscopy and faecal immunochemical testing. International Journal of Cancer. ISSN 0020-7136. 151(3), p. 361–371. doi: 10.1002/ijc.34025.
  • Pedersen, Ina B.; Rawa-Goleblewska, Anna; Calderwood, Audrey H.; Brix, Lone D.; Grode, Louise B. & Botteri, Edoardo [Show all 17 contributors for this article] (2022). Complete Polyp Resection with Cold versus Hot snare Polypectomy for Polyps sized 4-9 mm: A randomized controlled trial. Endoscopy. ISSN 0013-726X. doi: 10.1055/a-1734-7952.
  • Knudsen, Markus Dines; Kværner, Ane Sørlie; Botteri, Edoardo; Holme, Øyvind; Hjartåker, Anette & Song, Mingyang [Show all 10 contributors for this article] (2022). Lifestyle predictors for inconsistent participation to fecal based colorectal cancer screening. BMC Cancer. ISSN 1471-2407. doi: 10.1186/s12885-022-09287-9.
  • Schult, Anna Lisa; Botteri, Edoardo; Hoff, Geir; Holme, Øyvind; Bretthauer, Michael & Randel, Kristin Ranheim [Show all 13 contributors for this article] (2021). Women require routine opioids to prevent painful colonoscopies: a randomised controlled trial. Scandinavian Journal of Gastroenterology. ISSN 0036-5521. 56(12), p. 1480–1489. doi: 10.1080/00365521.2021.1969683. Full text in Research Archive
  • Kværner, Ane Sørlie; Birkeland, Einar Elvbakken; Bucher-Johannessen, Cecilie; Vinberg, Elina; Nordby, Jan Inge & Kangas, Harri [Show all 27 contributors for this article] (2021). The CRCbiome study: a large prospective cohort study examining the role of lifestyle and the gut microbiome in colorectal cancer screening participants. BMC Cancer. ISSN 1471-2407. 21. doi: 10.1186/s12885-021-08640-8. Full text in Research Archive
  • Schult, Anna Lisa; Botteri, Edoardo; Hoff, Geir; Randel, Kristin Ranheim; Dalén, Eirin & Eskeland, Sigrun Losada [Show all 8 contributors for this article] (2021). Detection of cancers and advanced adenomas in asymptomatic participants in colorectal cancer screening: a cross-sectional study. BMJ Open. ISSN 2044-6055. 11(7). doi: 10.1136/bmjopen-2020-048183. Full text in Research Archive
  • Hoff, Geir; Botteri, Edoardo; Huppertz-Hauss, Gert; Kvamme, Jan-Magnus; Holme, Øyvind & Aabakken, Lars [Show all 13 contributors for this article] (2021). The effect of train-the-colonoscopy-trainer course on colonoscopy quality indicators. Endoscopy. ISSN 0013-726X. 53(12), p. 1229–1234. doi: 10.1055/a-1352-4583. Full text in Research Archive
  • Knudsen, Markus Dines; Botteri, Edoardo; Holme, Øyvind; Hjartåker, Anette; Song, Mingyang & Thiis-Evensen, Espen [Show all 11 contributors for this article] (2020). Association between lifestyle and site-specific advanced colorectal lesions in screening with faecal immunochemical test and sigmoidoscopy. Digestive and Liver Disease. ISSN 1590-8658. p. 1–7. doi: 10.1016/j.dld.2020.11.021. Full text in Research Archive
  • Randel, Kristin Ranheim; Schult, Anna Lisa; Botteri, Edoardo; Hoff, Geir; Bretthauer, Michael & Ursin, Giske [Show all 20 contributors for this article] (2020). Colorectal cancer screening with repeated fecal immunochemical test versus sigmoidoscopy: baseline results from a randomized trial. Gastroenterology. ISSN 0016-5085. 160(4), p. 1085–1096. doi: 10.1053/j.gastro.2020.11.037. Full text in Research Archive
  • Pedersen, Ina Borgenheim; Bretthauer, Michael; Kalager, Mette; Løberg, Magnus; Hoff, Geir & Matapour, Senaria [Show all 13 contributors for this article] (2020). Incomplete endoscopic resection of colorectal polyps: a prospective quality assurance study. Endoscopy. ISSN 0013-726X. p. 1–9. doi: 10.1055/a-1243-0379.
  • Knudsen, Markus Dines; Hoff, Geir; Tidemann-Andersen, Ida; Ekeberg Bodin, Gry; Øvervold, Sissel & Berstad, Paula (2020). Public Awareness and Perceptions of Colorectal Cancer Prevention: a Cross-Sectional Survey. Journal of Cancer Education. ISSN 0885-8195. doi: 10.1007/s13187-020-01721-5.
  • Joranger, Pål; Nesbakken, Arild; Sorbye, Halfdan; Hoff, Geir; Oshaug, Arne & Aas, Eline (2019). Survival and costs of colorectal cancer treatment and effects of changing treatment strategies: a model approach. European Journal of Health Economics. ISSN 1618-7598. p. 1–14. doi: 10.1007/s10198-019-01130-6. Full text in Research Archive
  • Bugajski, M; Wieszczy, P; Rupinski, M; Hoff, Geir; Huppertz-Hauss, Gert & Regula, J [Show all 8 contributors for this article] (2019). Effectiveness of digital feedback on patient experience and 30-day complications after screening colonoscopy: a randomized Health services study. Endoscopy International Open. ISSN 2196-9736. 7(4), p. E537–E544. doi: 10.1055/a-0830-4648.
  • Hoff, Geir; Ursin, Giske; Løberg, Magnus; de Lange, Thomas; Skovlund, Eva & Holme, Øyvind (2019). Continuous development of colorectal cancer screening programs. Acta Oncologica. ISSN 0284-186X. 3(1), p. 822–823. doi: 10.1080/0284186X.2019.1588475. Full text in Research Archive
  • Guldvog, Ivar; Reitsma, Laurens Cornelus; Johnsen, Lene Cathrin; Lauzike, Andromeda; Gibbs, Charlotte Christine & Carlsen, Eivind [Show all 13 contributors for this article] (2019). Thyroidectomy Versus Medical Management for Euthyroid Patients With Hashimoto Disease and Persisting Symptoms: A Randomized Trial. Annals of Internal Medicine. ISSN 0003-4819. 170(7), p. 453–464. doi: 10.7326/M18-0284. Full text in Research Archive
  • Hoff, Geir; Botteri, Edoardo; Høie, Ole Ingebreth; Garborg, Kjetil Kjeldstad; Wiig, Håvard & Huppertz-Hauss, Gert [Show all 9 contributors for this article] (2019). Polyp detection rates as quality indicator in clinical versus screening colonoscopy. Endoscopy International Open. ISSN 2196-9736. 7(2). doi: 10.1055/a-0796-6477.
  • Randel, Kristin Ranheim; Botteri, Edoardo; Romstad, Katrine Maria Kauczynska; Frigstad, Svein Oskar; Bretthauer, Michael & Hoff, Geir [Show all 8 contributors for this article] (2019). Effects of Oral Anticoagulants and Aspirin on Performance of Fecal Immunochemical Tests in Colorectal Cancer Screening. Gastroenterology. ISSN 0016-5085. 156(6), p. 1642–1649.e1. doi: 10.1053/j.gastro.2019.01.040.
  • Hoff, Geir; de Lange, Thomas; Bretthauer, Michael; Dahler, Stein; Halvorsen, Fred-Arne & Huppertz-Hauss, Gert [Show all 12 contributors for this article] (2019). Registration bias in a clinical quality register. Endoscopy International Open. ISSN 2196-9736. 7(1), p. E90–E98. doi: 10.1055/a-0806-7006. Full text in Research Archive
  • Knudsen, Markus Dines; Hjartåker, Anette; Robb, Kathryn A.; de Lange, Thomas; Hoff, Geir & Berstad, Paula Marianna (2018). Improving Cancer Preventive Behaviors: A Randomized Trial of Tailored Lifestyle Feedback in Colorectal Cancer Screening. Cancer Epidemiology, Biomarkers and Prevention. ISSN 1055-9965. 27(12), p. 1442–1449. doi: 10.1158/1055-9965.EPI-18-0268. Full text in Research Archive
  • Rounge, Trine Ballestad; Meisal, Roger; Nordby, Jan Inge; Ambur, Ole Herman; de Lange, Thomas & Hoff, Geir (2018). Evaluating gut microbiota profiles from archived fecal samples. BMC Gastroenterology. ISSN 1471-230X. 18(171). doi: 10.1186/s12876-018-0896-6. Full text in Research Archive
  • Jodal, Henriette Cecilie; Løberg, Magnus; Holme, Øyvind; Adami, Hans Olov; Bretthauer, Michael & Emilsson, Louise [Show all 9 contributors for this article] (2018). Mortality from post-screening (interval) colorectal cancers is comparable to that from cancer in unscreened patients-a randomized sigmoidoscopy trial. Gastroenterology. ISSN 0016-5085. 155(6), p. 1787–1794. doi: 10.1053/j.gastro.2018.08.035.
  • Pedersen, Ina Borgenheim; Løberg, Magnus; Hoff, Geir; Kalager, Mette; Bretthauer, Michael & Holme, Øyvind (2018). Polypectomy techniques among gastroenterologists in Norway – a nationwide survey. Endoscopy International Open. ISSN 2196-9736. 6(7). doi: 10.1055/a-0607-0727. Full text in Research Archive
  • Pinsky, Paul F.; Løberg, Magnus; Senore, Carlo; Wooldrage, Kate; Atkin, Wendy S. & Bretthauer, Michael [Show all 12 contributors for this article] (2018). Number of Adenomas Removed and Colorectal Cancers Prevented in Randomized Trials of Flexible Sigmoidoscopy Screening. Gastroenterology. ISSN 0016-5085. 155(4), p. 1059–1068. doi: 10.1053/j.gastro.2018.06.040.
  • Holme, Øyvind; Løberg, Magnus; Kalager, Mette; Bretthauer, Michael; Hernán, Miguel A. & Aas, Eline [Show all 14 contributors for this article] (2018). Long-term effectiveness of sigmoidoscopy screening on colorectal cancer incidence and mortality in women and men: A randomized trial. Annals of Internal Medicine. ISSN 0003-4819. 168(11), p. 775–782. doi: 10.7326/M17-1441. Full text in Research Archive
  • Holme, Øyvind; Pedersen, Ina Borgenheim; Medhus, Asle Wilhelm; Aabakken, Lars; Glomsaker, Tom Birger & Kvamme, Jan-Magnus [Show all 14 contributors for this article] (2018). Endoscopy assistants influence the quality of colonoscopy. Endoscopy. ISSN 0013-726X. 50(9), p. 871–877. doi: 10.1055/s-0044-101706. Full text in Research Archive
  • Knudsen, Markus Dines; Hjartåker, Anette; Olsen, Marie Kristin Ek; Hoff, Geir; de Lange, Thomas & Bernklev, Tomm [Show all 7 contributors for this article] (2018). Changes in health behavior 1 year after testing negative at a colorectal cancer screening: a randomized-controlled study. European Journal of Cancer Prevention. ISSN 0959-8278. 27(4), p. 316–322. doi: 10.1097/CEJ.0000000000000328.
  • Aas, Eline; Iversen, Tor & Hoff, Geir (2017). The effect of education on health behavior after screening for colorectal cancer. In Bolin, Kristian (Eds.), Human Capital and Health Behavior. Advances in Health Economics and Health Services Research. Emerald Group Publishing Limited. ISSN 978-1-78635-466-2. p. 207–242. doi: 10.1108/S0731-219920170000025007.
  • Bugajski, Marek; Wieszczy, Paulina; Hoff, Geir; Rupinski, Maciej; Regula, Jaroslaw & Kaminski, Michal Filip (2017). Modifiable factors associated with patient-reported pain during and after screening colonoscopy. Gut. ISSN 0017-5749. 67(11), p. 1958–1964. doi: 10.1136/gutjnl-2017-313905.
  • Kirkøen, Benedicte; Berstad, Paula Marianna; Botteri, Edoardo; Dalén, Eirin; Nilsen, Jens Aksel & Hoff, Geir [Show all 8 contributors for this article] (2017). Acceptability of two colorectal cancer screening tests: pain as a key determinant in sigmoidoscopy. Endoscopy. ISSN 0013-726X. 49(11), p. 1075–1086. doi: 10.1055/s-0043-117400.
  • Kaminski, Michal Filip; Thomas-Gibson, Siwan; Bugajski, Marek; Bretthauer, Michael; Rees, Colin J. & Dekker, Evelien [Show all 29 contributors for this article] (2017). Performance measures for lower gastrointestinal endoscopy: a European Society of Gastrointestinal Endoscopy (ESGE) quality improvement initiative. United European Gastroenterology journal. ISSN 2050-6406. 5(3), p. 309–334. doi: 10.1177/2050640617700014.
  • Knudsen, Markus Dines; Berstad, Paula Marianna; Hjartåker, Anette; Gulichsen, Elisabeth Haagensen; Hoff, Geir & de Lange, Thomas [Show all 8 contributors for this article] (2017). Lifestyle predictors for non-participation and outcome in the second round of faecal immunochemical test in colorectal cancer screening . British Journal of Cancer. ISSN 0007-0920. 117(4), p. 461–469. doi: 10.1038/bjc.2017.189. Full text in Research Archive
  • de Lange, Thomas; Randel, Kristin Ranheim; Schult, Anna Lisa; Knudsen, Markus Dines; Kirkøen, Benedicte & Botteri, Edoardo [Show all 11 contributors for this article] (2017). Sigmoidoskopi og testing for blod i avføringen - En sammenlignende screeningstudie. Tidsskrift for Den norske legeforening. ISSN 0029-2001. 137(10), p. 727–730. doi: 10.4045/tidsskr.16.1031.
  • Hoff, Geir; Holme, Øyvind; Bretthauer, Michael; Sandvei, Per; Darre-Næss, Ole & Stallemo, Asbjørn [Show all 11 contributors for this article] (2017). Cecum intubation rate as quality indicator in clinical versus screening colonoscopy. Endoscopy International Open. ISSN 2196-9736. 5(6), p. E489–E495. doi: 10.1055/s-0043-106180. Full text in Research Archive
  • Hoff, Geir; de Lange, Thomas; Bretthauer, Michael; Buset, Magne; Dahler, Stein & Halvorsen, Fred-Arne [Show all 15 contributors for this article] (2017). Patient-reported adverse events after colonoscopy in Norway. Endoscopy. ISSN 0013-726X. 49(8), p. 745–753. doi: 10.1055/s-0043-105265.
  • Kaminski, Michal Filip; Thomas-Gibson, Siwan; Bugajski, Marek; Bretthauer, Michael; Rees, Colin J. & Dekker, Evelien [Show all 29 contributors for this article] (2017). Performance measures for lower gastrointestinal endoscopy: a European Society of Gastrointestinal Endoscopy (ESGE) Quality Improvement Initiative. Endoscopy. ISSN 0013-726X. 49(4), p. 378–397. doi: 10.1055/s-0043-103411.
  • Holme, Øyvind; Schoen, Robert E.; Senore, Carlo; Segnan, Nereo; Hoff, Geir & Løberg, Magnus [Show all 9 contributors for this article] (2017). Effectiveness of flexible sigmoidoscopy screening in men and women and different age groups: Pooled analysis of randomised trials. The BMJ. ISSN 1756-1833. 356. doi: 10.1136/bmj.i6673. Full text in Research Archive
  • Huppertz-Hauss, Gert; Høivik, Marte; Jelsness-Jørgensen, Lars-Petter; Opheim, Randi; Henriksen, Magne & Høie, Ole Ingebreth [Show all 13 contributors for this article] (2017). Fatigue in a population-based cohort of patients with inflammatory bowel disease 20 years after diagnosis: The IBSEN study. Scandinavian Journal of Gastroenterology. ISSN 0036-5521. 52(3), p. 351–358. doi: 10.1080/00365521.2016.1256425.
  • Lorentzen, Jon Andreas; Grzyb, Krzysztof; De Angelis, Paula; Hoff, Geir; Eide, Tor Jacob & Andresen, Per Arne (2016). Oncogene Mutations in Colorectal Polyps Identified in the Norwegian Colorectal Cancer Prevention (NORCCAP) Screening Study. Clinical medicine insights. Pathology. ISSN 1179-5557. 9(1), p. 19–28. doi: 10.4137/CPath.s40143.
  • Kirkøen, Benedicte; Berstad, Paula Marianna; Botteri, Edoardo; Bernklev, Linn; El-Safadi, Badboni & Hoff, Geir [Show all 8 contributors for this article] (2016). Psychological effects of colorectal cancer screening: Participants vs individuals not invited. World Journal of Gastroenterology (WJG). ISSN 1007-9327. 22(43), p. 9631–9641. doi: 10.3748/wjg.v22.i43.9631.
  • Huppertz-Hauss, Gert; Aas, Eline; Høivik, Marte; Langholz, Ebbe; Odes, Selwyn & Småstuen, Milada C [Show all 10 contributors for this article] (2016). Comparison of the Multiattribute Utility Instruments EQ-5D and SF-6D in a Europe-Wide Population-Based Cohort of Patients with Inflammatory Bowel Disease 10 Years after Diagnosis. Gastroenterology Research and Practice. ISSN 1687-6121. 2016:5023973, p. 1–9. doi: 10.1155/2016/5023973.
  • Moritz, Volker; Holme, Øyvind; LeBlanc, Marissa & Hoff, Geir (2016). An explorative study from the Norwegian Quality Register Gastronet comparing self-estimated versus registered quality in colonoscopy performance. Endoscopy International Open. ISSN 2196-9736. 4(3), p. E326–332. doi: 10.1055/s-0042-100904.
  • Knudsen, Markus Dines; de Lange, Thomas; Botteri, Edoardo; Nguyen, Dung-Hong; Evensen, Helge & Steen, Chloe Beate [Show all 10 contributors for this article] (2016). Favorable lifestyle before diagnosis associated with lower risk of screen-detected advanced colorectal neoplasia. World Journal of Gastroenterology (WJG). ISSN 1007-9327. 22(27), p. 6276–6286. doi: 10.3748/wjg.v22.i27.6276.
  • Berstad, Paula Marianna; Botteri, Edoardo; Larsen, Inger Kristin; Løberg, Magnus; Kalager, Mette & Holme, Øyvind [Show all 8 contributors for this article] (2016). Lifestyle changes at middle age and mortality: A population-based prospective cohort study. Journal of Epidemiology and Community Health. ISSN 0143-005X. 71(1), p. 59–66. doi: 10.1136/jech-2015-206760.
  • Bretthauer, Michael; Kaminski, Michal Filip; Løberg, Magnus; Zauber, Ann G.; Regula, Jaroslaw & Kuipers, Ernst J. [Show all 20 contributors for this article] (2016). Population-Based colonoscopy screening for colorectal cancer : A randomized clinical trial. JAMA Internal Medicine. ISSN 2168-6106. 176(7), p. 894–902. doi: 10.1001/jamainternmed.2016.0960.
  • Holme, Øyvind; de Lange, Thomas; Stallemo, Asbjørn; Wiig, Håvard; Hasund, Audun & Dvergsnes, Katrine [Show all 12 contributors for this article] (2016). Routine vs. on-demand analgesia in colonoscopy: a randomized clinical trial. Endoscopy. ISSN 0013-726X. 48(09), p. 823–828. doi: 10.1055/s-0042-108433.
  • Jover, Rodrigo; Bretthauer, Michael; Dekker, Evelien; Holme, Øyvind; Kaminski, Michal Filip & Løberg, Magnus [Show all 22 contributors for this article] (2016). Rationale and design of the European Polyp Surveillance (EPoS) trials. Endoscopy. ISSN 0013-726X. 48(6), p. 571–578. doi: 10.1055/s-0042-104116.
  • Kirkøen, Benedicte; Berstad, Paula Marianna; Botteri, Edoardo; Åvitsland, Tone Lise; Ossum, Alvilde Maria & de Lange, Thomas [Show all 8 contributors for this article] (2016). Do no harm: No psychological harm from colorectal cancer screening. British Journal of Cancer. ISSN 0007-0920. 114(5), p. 497–504. doi: 10.1038/bjc.2016.14.
  • Young, Graeme P.; Senore, Carlo; Mandel, Jack S.; Allison, James E.; Atkin, Wendy S. & Benamouzig, Robert [Show all 26 contributors for this article] (2016). Recommendations for a step-wise comparative approach to the evaluation of new screening tests for colorectal cancer. Cancer. ISSN 0008-543X. 122(6), p. 826–839. doi: 10.1002/cncr.29865.
  • Huppertz-Hauss, Gert; Høivik, Marte; Jelsness-Jørgensen, Lars-Petter; Henriksen, Magne; Høie, Ole Ingebreth & Jahnsen, Jørgen [Show all 9 contributors for this article] (2016). Health-related quality of life in patients with inflammatory bowel disease 20 years after diagnosis: results from the IBSEN study. Inflammatory Bowel Diseases. ISSN 1078-0998. 22(7), p. 1679–1687. doi: 10.1097/MIB.0000000000000806.
  • Moritz, Volker; Bretthauer, Michael; Holme, Øyvind; Fagerland, Morten; Løberg, Magnus & Glomsaker, Tom Birger [Show all 10 contributors for this article] (2016). Time trends in quality indicators of colonoscopy. United European Gastroenterology journal. ISSN 2050-6406. 4(1), p. 110–120. doi: 10.1177/2050640615570147.
  • Hoff, Geir (2015). Look to Poland! Conversion from opportunistic screening to a randomized, national screening program for colorectal cancer. Endoscopy. ISSN 0013-726X. 47(12), p. 1104–1105. doi: 10.1055/s-0034-1393430.
  • Huitfeldt, Anders; Kalager, Mette; Robins, James; Hoff, Geir & Hernan, Miguel A. (2015). Methods to Estimate the Comparative Effectiveness of Clinical Strategies that Administer the Same Intervention at Different Times. Current Epidemiology Reports. ISSN 2196-2995. 2(3), p. 149–161. doi: 10.1007/s40471-015-0045-5.
  • Swanson, Sonja; Holme, Øyvind; Løberg, Magnus; Kalager, Mette; Bretthauer, Michael & Hoff, Geir [Show all 8 contributors for this article] (2015). Bounding the per-protocol effect in randomized trials: an application to colorectal cancer screening. Trials. ISSN 1745-6215. 16(541). doi: 10.1186/s13063-015-1056-8.
  • Holme, Øyvind; Bretthauer, Michael; Eide, Tor Jacob; Løberg, Else Marit; Grzyb, Krzysztof & Løberg, Magnus [Show all 10 contributors for this article] (2015). Long-term risk of colorectal cancer in individuals with serrated polyps. Gut. ISSN 0017-5749. 64(6), p. 929–936. doi: 10.1136/gutjnl-2014-307793.
  • Hoff, Geir (2015). Gastrointestinal cancer screening: Screening may release new research funding to improve health service also in routine clinics. Scandinavian Journal of Gastroenterology. ISSN 0036-5521. 50(6), p. 718–726. doi: 10.3109/00365521.2015.1011225.
  • Huppertz-Hauss, Gert; Høivik, Marte; Langholz, E; Odes, Selwyn; Småstuen, Milada Cvancarova & Stockbrügger, Reinhold [Show all 9 contributors for this article] (2015). Health-related Quality of Life in Inflammatory Bowel Disease in a European-wide Population-based Cohort 10 Years After Diagnosis. Inflammatory Bowel Diseases. ISSN 1078-0998. 21(2), p. 337–344. doi: 10.1097/MIB.0000000000000272.
  • Garborg, Kjetil Kjeldstad; Kaminski, Michal Filip; Lindenburger, Wolfgang; Wiig, Håvard; Hasund, Audun & Wronska, Ewa [Show all 13 contributors for this article] (2015). Water exchange versus carbon dioxide insufflation in unsedated colonoscopy: A multicenter randomized controlled trial. Endoscopy. ISSN 0013-726X. 47(3), p. 192–199. doi: 10.1055/s-0034-1390795.
  • Berstad, Paula Marianna; Løberg, Magnus; Larsen, Inger Kristin; Kalager, Mette; Holme, Øyvind & Botteri, Edoardo [Show all 8 contributors for this article] (2015). Long-term lifestyle changes after colorectal cancer screening: randomised controlled trial. Gut. ISSN 0017-5749. 64(8), p. 1268–1276. doi: 10.1136/gutjnl-2014-307376.
  • Joranger, Pål; Nesbakken, Arild; Hoff, Geir; Sorbye, Halfdan; Oshaug, Arne & Aas, Eline (2015). Modeling and Validating the Cost and Clinical Pathway of Colorectal Cancer. Medical decision making. ISSN 0272-989X. 35(2), p. 255–265. doi: 10.1177/0272989X14544749. Full text in Research Archive
  • Holme, Øyvind; Bretthauer, Michael; Eide, Tor Jacob; Løberg, Else Marit; Grzyb, Krzysztof & Løberg, Magnus [Show all 10 contributors for this article] (2014). Long-term risk of colorectal cancer in individuals with serrated polyps. . Gut. ISSN 0017-5749. doi: 10.1136/gutjnl-2014-307793.
  • Løberg, Magnus; Kalager, Mette; Holme, Øyvind; Hoff, Geir; Adami, Hans Olov & Bretthauer, Michael (2014). Long-Term Colorectal-Cancer Mortality after Adenoma Removal. New England Journal of Medicine. ISSN 0028-4793. 371(9), p. 799–807. doi: 10.1056/NEJMoa1315870.
  • Hoff, Geir (2014). Colorectal cancer: consensus for CRC screening, but who addresses the controversies? Nature reviews: Gastroenterology & hepatology. ISSN 1759-5045. 11(6), p. 337–339. doi: 10.1038/nrgastro.2014.71.
  • Holme, Øyvind; Løberg, Magnus; Kalager, Mette; Bretthauer, Michael; Hernan, Miguel A. & Aas, Eline [Show all 11 contributors for this article] (2014). Effect of Flexible Sigmoidoscopy Screening on Colorectal Cancer Incidence and Mortality A Randomized Clinical Trial. Journal of the American Medical Association (JAMA). ISSN 0098-7484. 312(6), p. 606–615. doi: 10.1001/jama.2014.8266.
  • Hoff, Geir; Bretthauer, Michael; Garborg, Kjetil Kjeldstad & Eide, Tor Jacob (2013). New polyps, old tricks: controversy about removing bengin bowel lesions. BMJ. British Medical Journal. ISSN 0959-8146. 347. doi: 10.1136/bmj.f5843.
  • Thiis-Evensen, Espen; Kalager, Mette; Bretthauer, Michael & Hoff, Geir (2013). Long-term effectiveness of endoscopic screening on incidence and mortality of colorectal cancer: A randomized trial. United European Gastroenterology journal. ISSN 2050-6406. 1(3), p. 162–168. doi: 10.1177/2050640613483290.
  • Hoff, Geir (2013). Different standards for healthy screenees than patients in routine clinics? World Journal of Gastroenterology (WJG). ISSN 1007-9327. 19(46), p. 8527–8530. doi: 10.3748/wjg.v19.i46.8527.
  • Holme, Øyvind; Moritz, Volker; Bretthauer, Michael; Seip, Birgitte Karen Berggreen; Glomsaker, Tom Birger & de Lange , Thomas [Show all 14 contributors for this article] (2013). Smerter ved koloskopi. Tidsskrift for Den norske legeforening. ISSN 0029-2001. 133(10), p. 1074–1078. doi: 10.4045/tidsskr.12.1467.
  • Holme, Øyvind; Bretthauer, Michael; Fretheim, Atle; Odgaard-Jensen, Jan & Hoff, Geir (2013). Flexible sigmoidoscopy versus faecal occult blood testing for colorectal cancer screening in asymptomatic individuals. Cochrane Database of Systematic Reviews. ISSN 1469-493X. doi: 10.1002/14651858.CD009259.pub2.
  • Holme, Øyvind; Bretthauer, Michael; de Lange, Thomas; Seip, Birgitte Karen Berggreen; Huppertz-Hauss, Gert & Høie, Ole Ingebreth [Show all 9 contributors for this article] (2013). Risk stratification to predict pain during unsedated colonoscopy: results of a multicenter cohort study. Endoscopy. ISSN 0013-726X. 45(9), p. 691–696. doi: 10.1055/s-0033-1344239.
  • Hoff, Geir (2013). The German colonoscopy screening program: the quality of a quality register. Endoscopy. ISSN 0013-726X. 45(10), p. 819–820. doi: 10.1055/s-0033-1344789.
  • Glomsaker, Tom Birger; Hoff, Geir; Kvaløy, Jan Terje; Søreide, Kjetil; Aabakken, Lars & Søreide, Jon Arne (2013). Patient-reported outcome measures after endoscopic retrograde cholangiopancreatography: a prospective, multicentre study. Scandinavian Journal of Gastroenterology. ISSN 0036-5521. 48(7), p. 868–876. doi: 10.3109/00365521.2013.794470.
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  • Glomsaker, Tom Birger; Hoff, Geir; Kvaløy, Jan Terje; Søreide, Kjetil; Aabakken, Lars & Søreide, Jon Arne (2013). Patterns and predictive factors of complications after endoscopic retrograde cholangiopancreatography. British Journal of Surgery. ISSN 0007-1323. 100(3), p. 373–380. doi: 10.1002/bjs.8992.
  • Ahmed, Deeqa ; Danielsen, Stine Aske; Ågesen, Trude Holmeide; Bretthauer, Michael; Thiis-Evensen, Espen & Hoff, Geir [Show all 10 contributors for this article] (2012). A tissue-based comparative effectiveness analysis of biomarkers for early detection of colorectal tumors. Clinical and Translational Gastroenterology. ISSN 2155-384X. 3. doi: 10.1038/ctg.2012.21.
  • Kaminski, MF; Bretthauer, Michael; Zauber, AG; Kuipers, EJ; Adami, Hans Olof & van Ballegooijen, M [Show all 14 contributors for this article] (2012). The NordICC Study: Rationale and design of a randomized trial on colonoscopy screening for colorectal cancer. Endoscopy. ISSN 0013-726X. 44(7), p. 695–702. doi: 10.1055/s-0032-1306895.
  • Atkin, W S; Valori, R; Kuipers, EJ; Hoff, Geir; Senore, C & Segnan, Nereo [Show all 10 contributors for this article] (2012). European guidelines for quality assurance in colorectal cancer screening and diagnosis. First Edidtion. Colonoscopic surveillance following adenoma removal. Endoscopy. ISSN 0013-726X. p. 151–163. doi: 10.1055/s-0032-1309821.
  • Seip, Birgitte Karen Berggreen; Frich, Jan C & Hoff, Geir (2012). Doctors’ experiences with a quality assurance programme. Clinical Governance: An International Journal. ISSN 1477-7274. 17(4), p. 297–306. doi: 10.1108/14777271211273189.
  • Garborg, Kjetil Kjeldstad; Løberg, Magnus; Matre, Jon; Holme, Øyvind; Kalager, Mette & Hoff, Geir [Show all 7 contributors for this article] (2012). Reduced pain during screening colonoscopy with an ultrathin colonoscope: a randomized controlled trial. Endoscopy. ISSN 0013-726X. 44(8), p. 740–746. doi: 10.1055/s-0032-1309755.
  • Bretthauer, Michael & Hoff, Geir (2012). Comparative effectiveness research in cancer screening programmes. BMJ. British Medical Journal. ISSN 0959-8146. 344. doi: 10.1136/bmj.e2864.
  • Moritz, Volker; Bretthauer, Michael; Ruud, Hans-Kristian; Glomsaker, Tom; de Lange , Thomas & Sandvei, Per [Show all 9 contributors for this article] (2012). Withdrawal time as a quality indicator for colonoscopy - a nationwide analysis. Endoscopy. ISSN 0013-726X. 44(5), p. 476–481. doi: 10.1055/s-0032-1306898.
  • Huppertz-Hauss, Gert; Chengarov, Lubomir; Dahler, Stein; Jørgensen, Anita; Moritz, Volker & Paulsen, Jørn [Show all 7 contributors for this article] (2012). "Drop in" gastroscopy outpatient clinic - experience after 9 months. BMC Gastroenterology. ISSN 1471-230X. 12. doi: 10.1186/1471-230X-12-12.

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  • Hoff, Geir (2021). Quality assurance in colonoscopy: Is case mix a problem? Endoscopy. ISSN 0013-726X. doi: 10.1055/a-1690-6488.
  • Holme, Øyvind; Løberg, Magnus Bjørson; Kalager, Mette; Bretthauer, Michael & Hoff, Geir (2018). In response. Annals of Internal Medicine. ISSN 0003-4819. 169(9), p. 663–664. doi: 10.7326/L18-0512.
  • Løberg, Magnus; Kalager, Mette & Hoff, Geir (2018). Tailoring the message with selective reporting. European Journal of Epidemiology (EJE). ISSN 0393-2990. doi: 10.1007/s10654-018-0416-6.
  • Hoff, Geir; de Lange, Thomas & Ursin, Giske (2017). Optimalisering gjennom randomisering. Tidsskrift for Den norske legeforening. ISSN 0029-2001. 137(20), p. 1578–1578. doi: 10.4045/tidsskr.17.0876.
  • Jodal, Henriette Cecilie; Løberg, Magnus; Adami, Hans Olov; Bretthauer, Michael; Hoff, Geir & Kalager, Mette (2016). Interval Colorectal Cancers after Screening - More Aggressive than Clinical Cancers?
  • Bretthauer, Michael; Kaminski, Michal Filip; Hassan, Cecare; Kalager, Mette; Holme, Øyvind & Hoff, Geir [Show all 10 contributors for this article] (2016). America, We Are Confused: The Updated U.S. Preventive Services Task Force Recommendation on Colorectal Cancer Screening. Annals of Internal Medicine. ISSN 0003-4819. 166(2), p. 139–140. doi: 10.7326/M16-1805.
  • Holme, Øyvind; Hoff, Geir & Løberg, Magnus (2016). Colorectal cancer screening. Journal of the American Medical Association (JAMA). ISSN 0098-7484. 316(16), p. 1714–1714. doi: 10.1001/jama.2016.13846.
  • Bretthauer, Michael; Kalager, Mette; Adami, Hans Olov & Hoff, Geir (2016). Who Is for CO2? Slow Adoption of Carbon Dioxide Insufflation in Colonoscopy. Annals of Internal Medicine. ISSN 0003-4819. 165(2), p. 145–6. doi: 10.7326/M16-0209.
  • Randel, Kristin Ranheim; Schult, Anna Lisa; Botteri, Edoardo; Steen, Chloe Beate; Børmer, Ole P. & Hoff, Geir [Show all 7 contributors for this article] (2015). Bowel Cancer Screening in Norway (BCSN)-A Randomized Pilot Study Comparing Flexible Sigmoidoscopy (FS) to Fecal Immunochemical Test (FIT).
  • Joranger, Pål; Nesbakken, Arild; Hoff, Geir; Sorbye, Halfdan; Oshaug, Arne & Aas, Eline (2015). Modell for å beregne overlevelse og kostnader av behandling for kolorektal cancer.
  • de Lange, Thomas; Jørgensen, Anita; Børmer, Ole P.; Sandvei, Per; Steen, Chloe Beate & Ursin, Giske [Show all 7 contributors for this article] (2014). COLORECTAL CANCER SCREENING PILOT IN NORWAY - COMPARATIVE EFFECTIVENESS RESEARCH OF FLEXIBLE SIGMOIDOSCOPY (FS) AND FECAL IMMUNOCHEMICAL TEST(FIT).
  • Ursin, Giske; Jørgensen, Anita; Børmer, Ole P.; de Lange, Thomas; Sandvei, Per & Thorjussen, Christian Bernhard Holth [Show all 7 contributors for this article] (2014). Colorectal cancer screening pilot: Comparative effectiveness research using two screening modalities.
  • Joranger, Pål; Nesbakken, Arild; Hoff, Geir; Sorbye, Halfdan; Oshaug, Arne & Aas, Eline (2014). Development and validation of a Norwegian model for colorectal cancer.
  • Hoff, Geir; Bretthauer, Michael; Garborg, Kjetil Kjeldstad & Eide, Tor Jacob (2014). Konsensusbaserte retningslinjer kan hindre nødvendig forskning :. Tidsskrift for Den norske legeforening. ISSN 0029-2001. 134(2), p. 148–149. doi: 10.4045/tidsskr.13.1313.
  • Hoff, Geir; Bretthauer, Michael; Garborg, Kjetil Kjeldstad & Eide, Tor Jacob (2013). New polyps, old tricks: controversy about removing benign bowel lesions. BMJ. British Medical Journal. ISSN 0959-8146. 347. doi: 10.1136/bmj.f5843.
  • Hoff, Geir (2013). Sliding into the depths of sedation--is this what we want? Nature reviews: Gastroenterology & hepatology. ISSN 1759-5045. 10(6), p. 325–326. doi: 10.1038/nrgastro.2013.71.
  • Hoff, Geir (2013). COLONOSCOPY Sliding into the depths of sedation-is this what we want? Nature reviews: Gastroenterology & hepatology. ISSN 1759-5045. 10(6), p. 325–326. doi: 10.1038/nrgastro.2013.71.
  • Garborg, Kjetil Kjeldstad; Loberg, Magnus; Matre, Jon; Holme, Øyvind; Kalager, Mette & Hoff, Geir [Show all 7 contributors for this article] (2012). Improved Colonoscopy Screening With an Ultra Thin Colonoscope: A Randomized Controlled Trial. Gastrointestinal Endoscopy. ISSN 0016-5107. 75(4), p. 179–180.
  • Ahmed, Deeqa; Ågesen, Trude Holmeide; Danielsen, Stine Aske; Bretthauer, Michael; Thiis-Evensen, Espen & Hoff, Geir [Show all 10 contributors for this article] (2012). METHYLATION BASED BIOMARKERS FOR NON-INVASIVE EARLY DETECTION OF COLORECTAL CANCER. Annals of Oncology. ISSN 0923-7534. 23, p. 23–23.

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Published Apr. 13, 2011 2:53 PM - Last modified Sep. 22, 2014 9:50 AM