- E-mailKnut-arne.Wensaas@uib.no
- Phone+47 55 58 61 33+47 911 04 774
- Visitor AddressAlrek helseklynge, blokk D, Årstadveien 175009 Bergen
- Postal AddressPostboks 78045020 Bergen
Academic article
- (2021). Risk of miscarriage in women with psychiatric disorders. British Journal of Psychiatry. 501-506.
- (2021). Risk of miscarriage in women with chronic diseases in Norway: A registry linkage study. PLoS Medicine. 1-14.
- (2021). Restless legs syndrome - a study from general practice. Tidsskrift for Den norske legeforening. 12 pages.
- (2021). Prevalence of fibromyalgia 10 years after infection with Giardia lamblia: A controlled prospective cohort study. Scandinavian Journal of Pain. 1-8.
- (2021). Consultations and antibiotic treatment for urinary tract infections in Norwegian primary care 2006–2015, a registry-based study. BMC Family Practice. 1-12.
- (2021). Clinical features of gastroenteritis during a large waterborne Campylobacter outbreak in Askøy, Norway. Infection. 343-354.
- (2021). Characteristics of hospitalized patients during a large waterborne outbreak of Campylobacter jejuni in Norway. PLOS ONE. 11 pages.
- (2021). Antibiotics for gastroenteritis in general practice and out-of-hours services in Norway 2006-15. Family Practice. 19-25.
- (2020). Fibromyalgia 2016 criteria and assessments: comprehensive validation in a Norwegian population. Scandinavian Journal of Pain. 663-672.
- (2020). Colorectal cancer screening with repeated fecal immunochemical test versus sigmoidoscopy: baseline results from a randomized trial. Gastroenterology. 1085-1096.
- (2019). Quality of life and its association with irritable bowel syndrome and fatigue ten years after giardiasis. Neurogastroenterology and Motility.
- (2019). Consultations for gastroenteritis in general practice and out-of-hours services in Norway 2006–15. Family Practice. 614-620.
- (2018). The international collaborative on fatigue following infection (COFFI). Fatigue: Biomedicine, Health & Behavior. 106-121.
- (2018). Prevalence of irritable bowel syndrome and chronic fatigue 10 years after giardia infection. Clinical Gastroenterology and Hepatology. 1064-1072.
- (2018). Post-consultation illness trajectories in children with acute cough and respiratory tract infection: Prospective cohort study. Family Practice. 676-683.
- (2017). Russefeiring og eksamenstid – bruk av fastlege og legevakt. Tidsskrift for Den norske legeforening. 4 pages.
- (2017). Legesøkning og legemiddeluttak etter innføring av nye fraværsregler. Tidsskrift for Den norske legeforening. 9 pages.
- (2016). Postinfectious and sporadic functional gastrointestinal disorders have different prevalences and rates of overlap: results from a controlled cohort study 3 years after acute giardiasis. Neurogastroenterology and Motility. 1561-1569.
- (2016). Excessive daytime sleepiness, sleep need and insomnia 3 years after Giardia infection: A cohort study. Sleep Health. 154-158.
- (2015). The relationship between irritable bowel syndrome, functional dyspepsia, chronic fatigue and overactive bladder syndrome: A controlled study 6 years after acute gastrointestinal infection. BMC Gastroenterology.
- (2015). Perceived food intolerance and irritable bowel syndrome in a population 3 years after a giardiasis-outbreak: a historical cohort study. BMC Gastroenterology.
- (2014). Irritable bowel syndrome and chronic fatigue 6 years after Giardia infection: A controlled prospective cohort study. Clinical Infectious Diseases. 1394-1400.
- (2013). Chronic fatigue syndrome 5 years after giardiasis: differential diagnoses, characteristics and natural course. BMC Gastroenterology. 17 pages.
- (2012). The impact of atopic disease on the risk of post-infectious fatigue and irritable bowel syndrome 3 years after Giardia infection. A historic cohort study. Scandinavian Journal of Gastroenterology. 956-961.
- (2012). Irritable bowel syndrome and chronic fatigue 3 years after acute giardiasis: historic cohort study. Gut. 214-219.
- (2012). Influenza-like illness in general practice in Norway: clinical course and attitudes towards vaccination and preventive measures during the 2009 pandemic. Family Practice. 139-146.
- (2011). Influensapandemien hausten 2009 i ein vestlandskommune. Tidsskrift for Den norske legeforening. 675-679.
- (2010). Post-infectious gastrointestinal symptoms after acute Giardiasis. A 1-year follow-up in general practice. Family Practice. 255-259.
- (2009). Severity of Giardia infection associated with post-infectious fatigue and abdominal symptoms two years after. BMC Infectious Diseases.
- (2009). Severity of Giardia infection associated with post-infectious fatigue and abdominal symptoms two years after. BMC Infectious Diseases.
- (2009). Prevalence of recurring symptoms after infection with Giardia lamblia in a non-endemic area. Scandinavian Journal of Primary Health Care. 12-17.
- (2009). Prevalence of recurring symptoms after infection with Giardia lamblia in a non-endemic area. Scandinavian Journal of Primary Health Care. 12-17.
- (2009). High rate of fatigue and abdominal symptoms two years after an outbreak of giardiasis. Transactions of the Royal Society of Tropical Medicine and Hygiene. 530-532.
- (2009). High rate of fatigue and abdominal symptoms 2 years after an outbreak of giardiasis. Transactions of the Royal Society of Tropical Medicine and Hygiene. 530-532.
- (2007). Avdekking av giardiasisutbruddet i Bergen 2004. Tidsskrift for Den norske legeforening. 2222-2225.
Report
- (2017). Efficacy and Cost-Effectiveness of Alendronate for the Prevention of Fractures in Postmenopausal Women in Norway. .
- (2011). Efficacy and cost-effectiveness of alendronate for the prevention of fractures in postmenopausal women in Norway. 10/2011. 10/2011. .
Academic lecture
- (2019). Consultations and antibiotic treatment for UTIs in primary care, 2006-2015.
- (2017). Post consultation symptom duration in children with acute cough and respiratory tract infection: prospective cohort study.
- (2017). Management of gastrointestinal infections in the Nordic countries.
- (2017). Irritable bowel syndrome, chronic fatigue and quality of life ten years after a Giardia lamblia epidemic in Norway 2004.
- (2017). Gastroenteritis in primary care in Norway 2006-2015: encounters in general practice and out-of-hours services.
- (2017). Gastroenteritis in Norway 2006-2015: consultations in primary care.
- (2016). The impact of diverticular disease in the daily workup of the general practitioner.
- (2016). Post consultation symptom trajectories in children presenting to primary care with acute cough and respiratory tract infection: latent class analysis of a prospective cohort study.
- (2016). Management of gastroenterological symptoms and disease in primary care; state of the art 2016: Coeliac disease.
- (2016). Irritable bowel syndrome and chronic fatigue ten years after giardia infection: a controlled prospective cohort study.
- (2016). Investigating symptom trajectories in children presenting to primary care with acute cough and respiratory tract infection: analysis of the ‘TARGET’ prospective cohort study.
- (2016). Giardiasis in Bergen 2004 – The outbreak and its clinical consequences.
- (2016). Chronic gastrointestinal and liver infections: Infections with Giardia lamblia and other gastrointestinal parasites.
Editorial
- (2015). ESPCG - Still crazy after all these years. EuroDigest. 1 pages.
- (2004). En moderne epidemi. Tidsskrift for Den norske legeforening. 1 pages.
Reader opinion piece
- (2020). Nasjonalt screeningprogram for tarmkreft. Tidsskrift for Den norske legeforening. 222-222.
Feature article
- (2020). Pakk sammen pakkeforløp hjem! Dagens medisin.
- (2019). Fastlegens rolle i kreftomsorgen. Tidsskrift for Den norske legeforening. 5 pages.
- (2018). PraksisNett - et nettverk av fastlegepraksiser. En storsatsing på forskning i allmennpraksis. Utposten. 40-43.
Doctoral dissertation
- (2019). Long-term complications following an outbreak of giardiasis.
- (2011). Giardiasis in Bergen. Outbreak and clinical consequences.
Academic chapter/article/Conference paper
- (2015). New Era for Clinical Research in Primary Care. 3 pages.
Abstract
- (2020). (Abstract) Fibromyalgia 2016 criteria and assessments:comprehensive validation in a Norwegian population. Clinical and Experimental Rheumatology.
- (2016). Irritable bowel syndrome ten years after acute Giardia lamblia infection: A controlled prospective cohort study. Neurogastroenterology and Motility. 59-59.
Poster
- (2020). Fibromyalgia 2016 criteria and assessments:comprehensive validation in a Norwegian population (poster).
- (2018). Urinary tract infections in Norway, 2006-2015.
- (2018). Irritable bowel syndrome, chronic fatigue and pain in a Norwegian primary care population.
- (2017). Norwegian translation of the 2010/2011 Fibromyalgia Survey Criteria [Oversettelse av nye fibromyalgikriterier for diagnostikk (ACR2010) og forskning (FRCQ, 2011) til norsk] .
- (2016). Oversettelse av nye fibromyalgikriterier til norsk: ACR 2010 og forskningskriteriene (2011).
- (2016). Irritable bowel syndrome associated with giardia lamblia infection ten years after acute illness: a controlled prospective cohort study.
Errata
- (2022). Correction to: Clinical features of gastroenteritis during a large waterborne Campylobacter outbreak in Askøy, Norway (Infection, (2022), 50, 2, (343-354), 10.1007/s15010-021-01652-3). Infection. 355-357.
Academic literature review
- (2021). Long COVID and post-infective fatigue syndrome: A review. Open Forum Infectious Diseases. 7 pages.
- (2017). Use of Rome criteria for the diagnosis of irritable bowel syndrome in primary care: a survey among European countries. European Journal of Gastroenterology and Hepathology. 651-656.
- (2016). Phenotyping of subjects for large scale studies on patients with IBS. Neurogastroenterology and Motility. 1134-1147.
- (2016). Diverticular Disease in the Primary Care Setting. Journal of Clinical Gastroenterology. S86-S88.
Article in business/trade/industry journal
- (2016). Why the quest for early cancer diagnosis has gone too far. The Digest. 12.
More information in national current research information system (CRIStin)
Fields of competence