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164篇 您的检索式:作者名="Berstad"
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1Favorable lifestyle before diagnosis associated with lower risk of screen-detected advanced colorectal neoplasia显示文摘AIM: To investigate the association between adherence to health recommendations and detection of advanced colorectal neoplasia(ACN) in colorectal cancer(CRC) screening.METHODS: A total of 14832 women and men were invited to CRC screening, 6959 in the fecal immunochemical test arm and 7873 in the flexible sigmoidoscopy arm. These were also sent a self-reported lifestyle questionnaire to be completed prior to their first CRC screening. A lifestyle score was created to reflect current adherence to healthy behaviors in regard to smoking, body mass index, physical activity, alcohol consumption and food consumption, and ranged from zero(poorest) to six(best). Odds ratios(ORs) and 95%CIs were calculated using multivariable logistic regression to evaluate the association between the single lifestyle variables and the lifestyle score and the probability of detecting ACN.RESULTS: In all 6315 women and men completed the lifestyle questionnaire, 3323(53%) in the FIT arm and 2992(47%) in the FS arm. This was 89% of those who participated in screening. ACN was diagnosed in 311(5%) participants of which 25(8%) were diagnosed with CRC. For individuals with a lifestyle score of two, three, four, and five-six, the ORs(95%CI) for the probability of ACN detection were 0.82(0.45-1.16), 0.43(0.28-0.73), 0.41(0.23-0.64), and 0.41(0.22-0.73), respectively compared to individuals with a lifestyle score of zero-one. Of the single lifestyle factors, adherence to non-smoking and moderate alcohol intake were associated with a decreased probability of ACN detection compared to being a smoker or having a high alcohol intake 0.53(0.42-0.68) and 0.63(0.43-0.93) respectively.CONCLUSION: Adopted healthy behaviors were inversely associated with the probability of ACN detection. Lifestyle assessment might be useful for risk stratification in CRC screening.Markus D Knudsen Thomas de Lange Edoardo Botteri Dung-Hong Nguyen Helge Evensen Chloé B Steen Geir Hoff Tomm Bernklev Anette Hjartaker Paula Berstad 2016World Journal of Gastroenterology2016,22,27:3
2Gastric emptying measured by ultrasonography显示文摘Anumberofdifferentmethodshavebeenusedtoestimategastricemptyinginhumans,andalhavetheiradvantagesanddisadvantages.Themethodofch...Odd Helge Gilja, Trygve Hausken, Svein degaard and Arnold Berstad 1999World Journal of Gastroenterology1999,5,2:3
3Techno-economic comparison of three technologies for precombustion CO2 capture from a lignite-fired IGCC显示文摘This paper compares the techno-economic performances of three technologies for CO2 capture from a lignite-based IGCC power plant located in the Czech Republic:(1)Physical absorption with a Rectisol-based process;(2)Polymeric CO2-selective membrane-based capture;(3)Low-temperature capture.The evaluations show that the IGCC plant with CO2 capture leads to costs of electricity between 91 and 120€·MWh−1,depending on the capture technology employed,compared to 65€·MWh−1 for the power plant without capture.This results in CO2 avoidance costs ranging from 42 to 84€·tCO2,avoided−1,mainly linked to the losses in net power output.From both energy and cost points of view,the low-temperature and Rectisol based CO2 capture processes are the most efficient capture technologies.Furthermore,partial CO2 capture appears as a good mean to ensure early implementation due to the limited increase in CO2 avoidance cost when considering partial capture.To go beyond the two specific CO2-selective membranes considered,a cost/membrane property map for CO2-selective membranes was developed.This map emphasise the need to develop high performance membrane to compete with solvent technology.Finally,the cost of the whole CCS chain was estimated at 54€·tCO2,avoided−1 once pipeline transport and storage are taken into consideration.Simon Roussanaly Monika Vitvarova Rahul Anantharaman David Berstad Brede Hagen Jana Jakobsen Vaclav Novotny Geir Skaugen 2020Frontiers of Chemical Science and Engineering2020,14,3:3
4Psychological effects of colorectal cancer screening: Participants vs individuals not invited显示文摘AIM To investigate the possible long-term psychological harm of participating in colorectal cancer(CRC)screening in Norway.METHODS In a prospective, randomized trial, 14294 participants(aged 50-74 years) were invited to either flexible sigmoidoscopy(FS) screening, or a faecal immunochemical test(FIT)(1:1). In total, 4422 screening participants(32%) completed the questionnaire, which consisted of the Hospital Anxiety and Depression Scale and the SF-12, a generic health-related quality of life(HRQOL) measurement, when invited to screening and one year after the invitation. A control group of 7650 individuals was invited to complete the questionnaire only, at baseline and one year after, and 1911(25%) completed the questionnaires.RESULTS Receiving a positive or negative screening result and participating in the two different screening modalities did not cause clinically relevant mean changes in anxiety, depression or HRQOL after one year. FS screening, but not FIT, was associated with an increased probability of being an anxiety case(score ≥ 8) at the one-year follow-up(5.6% of FS participants transitioned from being not anxious to anxious, while 3.0% experienced the reverse). This increase was moderately significantly different from the changes in the control group(in which the corresponding numbers were 4.8% and 4.5%, respectively), P = 0.06. CONCLUSION Most individuals do not experience psychological effects of CRC screening participation after one year, while FS participation is associated with increased anxiety for a smaller group.Benedicte Kirk?en Paula Berstad Edoardo Botteri Linn Bernklev Badboni El-Safadi Geir Hoff Thomas de Lange Tomm Bernklev 2016World Journal of Gastroenterology2016,22,43:2
5Advanced imaging and visualization in gastrointestinal disorders显示文摘Advanced medical imaging and visualization has a strong impact on research and clinical decision making in gastroenterology. The aim of this paper is to show how imaging and visualization can disclose structural and functional abnormalities of the gastrointestinal (GI) tract. Imaging methods such as ultrasonography, magnetic resonance imaging (MRI), endoscopy, endosonography, and elastography will be outlined and visualization with Virtual Reality and haptic methods. Ultrasonography is a versatile method that can be used to evaluate antral contractility, gastric emptying, transpyloric flow, gastric configuration, intragastric distribution of meals, gastric accommodation and strain measurement of the gastric wall. Advanced methods for endoscopic ultrasound, three-dimensional (3D) ultrasound, and tissue Doppler (Strain Rate Imaging) provide detailed information of the GI tract. Food hypersensitivity reactions including gastrointestinal reactions due to food allergy can be visualized by ultrasonography and MRI. Development of multi-parametric and multi-modal imaging may increase diagnostic benefits and facilitate fusion of diagnostic and therapeutic imaging in the future.Odd Helge Gilja Jan G Hatlebakk Svein φdegaard Arnold Berstad Ivan Viola Christopher Giertsen Trygve Hausken Hans Gregersen 2007World Journal of Gastroenterology2007,13,9:2
6Investigation of integration algorithms for rate-dependent crystal plasticity using explicit finite element codes 显示文摘DUMOUL1N S HOPPERSTAD O S BERSTAD T 2009Computational Materials Science2009,46,4:1
7Impaired accommodation of proximal stomach to a meal in functional dyspepsia显示文摘Dr. O. H. Gilja MD T. Hausken MD PhD I. Wilhelmsen MD PhD A. Berstad MD PhD 1996Digestive Diseases and Sciences1996,,4:1
8Anxiety and depression in patients with self-reported food hypersensitivity 显示文摘Lillestφl K Berstad A Lind R 2010Gen Hosp Psychiatry2010,32,1:1
9Isthere a place for an-tacids in the treatment of Helicobacter pylori infection? 显示文摘Berstad K Weberg R Berstad A 1992ScandJ Gastroenterol1992,27,12:1
10volume measurements of gastric antrum by 3-D ultrasonography and flow measurements through the pylorus by duplex technique显示文摘Professor Arnold Berstad MD PhD Trygve Hausken MD PhD Odd Helge Gilja MD Nils Thune MSc PhD Knut Matre MSc PhD Svein ?degaard MD PhD 1994Digestive Diseases and Sciences1994,,12:1
11MRI of the small bowel with oral contrast or nasojejunal intubation in Crohn’s disease: Randomized comparison of patient acceptance显示文摘Anne Negaard Leiv Sandvik Audun elnaes Berstad Vemund Paulsen Idar Lygren Arne Borthne Nils-einar Klow 2008Scandinavian Journal of Gastroenterology2008,,1:1
12Effect of glycerl trinitrate on antral motility and symptoms in patients with functional dyspepsis显示文摘HAUSKON T BERSTAD A 1994Seand J Gastroenterol1994,29,1:1
13Tissue elas-ticity estimated by acoustic radiation force impulse quantifi-cation depends on the applied transducer force : an experi-mental study in kidney transplant patients 显示文摘Syversveen T Midtvedt K Berstad AE 2012Eur Radiol2012,22,:1
14Ultrasonographic assessment of fasting liquid content in the human stomach显示文摘Hveem K Hausken T Berstad A 0,,09:1
15The effect of faecal enema on five microflora-associated characteristics in patients with antibiotic-associated diarrhoea显示文摘GUSTAFSSON A BERSTAD A LUND-TONNESEN S 1999Scand J Gastroenterol1999,34,:1
16Cerebral computer tomography in subarachnoid hemorrhage 显示文摘Berstad AE Bφ SH Sortland O 2002Tidsskr Nor Laegeforen2002,122,3:1
17Diagnostic aceuracy of magnetic reasonance and endoscopic retrograde in primary sderosing cholangitis显示文摘Berstad AE Aabakken L Smith HJ 2006Clin Gastroentend Hepatol2006,4,:1
18Crashworthinessof aluminium extrusions:validation of numerical simulation,effect of mass ratio and impact velocity显示文摘LANGSETH M HOPPERSTAD O S BERSTAD T 1999International Journalof Impact Engineering1999,22,9:1
19Reduced relapse rate in duodenal ulcer disease reads to normalization of psychological distress:twelve-year follow-up显示文摘WILHELMSEN I BERSTAD A 2004Scand J Gastroenterol2004,39,8:1
20Crashworthiness of aluminium extrusions:validation of numerical simulations,effect of mass ratio and impact velocity显示文摘LANGSETH M HOPPERSTAD O S BERSTAD T 1999Int J Impact Eng1999,,22:1
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