Halvorsen, Peder Andreas

Professor Institutt for samfunnsmedisin

77623350

peder.halvorsen@uit.no

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Tromsø

MH L10.222 (Klikk for større kartbeskrivelse)

Medical decision making, Decision psychology, Shared decision making, Risk perception, Risk communication, Public Health, Rural medicine

Education

Cand.med., University of Tromsø, 1995

Authorised physician 1997

Approved specialist in general practice 2004

PhD, University of Southern Denmark, Odense, 2008

Employments

Internship at Stokmarknes Hospital and the municipality of Hadsel, Norway, 1995 - 1996

General practitioner, Alta, Norway, 1997 - 2002

Disability evaluating physician, National Health Insurance, Alta, Norway, 1998 - 2001

Junior physician at the Outpatient Clinic of Psychiatry, Alta, Norway, 2003 - 2004

General practitioner, Alta, Norway, 2004 - 2011

Director of research, National Centre for Rural Medicine, UiT, 2008 - 2013

Researcher, General Practice Research Unit, UiT, 2008 - 2014

General practitioner, Alta, Norway, 2012 -

Professor, Department of Community Medicine, UiT, 2014 -

Professor ved fagenheten for primærmedisin, allmennmedisinsk forskningsgruppe. Arbeidsoppgaver: Forskning, forskningsveiledning og undervisning innen allmenn- og samfunnsmedisinske tema.

Forskerprofil i Cristin

Vitenskapelige artikler og bokkapitler
Andre

Hjortdahl, Magnus; Gyrd-Hansen, Dorte; Halvorsen, Peder Andreas. GP decisions to participate in emergencies: a randomised vignette study. British Journal of General Practice Open 2021. ISSN 2398-3795.s doi: 10.3399/bjgpopen20X101153.

Yigzaw, Kassaye Yitbarek; Budrionis, Andrius; Ruiz, Luis Marco; Henriksen, Torje Dahle; Halvorsen, Peder Andreas; Bellika, Johan Gustav. Privacy-preserving architecture for providing feedback to clinicians on their clinical performance. BMC Medical Informatics and Decision Making 2020; Volum 20 (1). ISSN 1472-6947.s doi: 10.1186/s12911-020-01147-5.

Beldo, Sigurd; Morseth, Bente; Christoffersen, Tore; Halvorsen, Peder Andreas; Hansen, Bjørge Hermann; Furberg, Anne-Sofie; Ekelund, Ulf; Horsch, Alexander. Prevalence of accelerometer-measured physical activity in adolescents in Fit Futures - part of the Tromsø Study. BMC Public Health 2020; Volum 20. ISSN 1471-2458.s doi: 10.1186/s12889-020-09171-w.

Hjortdahl, Magnus; Zakariassen, Erik; Halvorsen, Peder Andreas. Self reported involvement in emergency medicine among GPs in Norway. Scandinavian Journal of Primary Health Care 2018; Volum 36 (2). ISSN 0281-3432.s 161 - 169.s doi: 10.1080/02813432.2018.1459234.

Pahle, Andreas; Sørli, Daniel; Kristiansen, Ivar Sønbø; Deraas, Trygve Sigvart; Halvorsen, Peder Andreas. Practice variation in surgical procedures and IUD-insertions among general practitioners in Norway – a longitudinal study. (Fulltekst: http://hdl.handle.net/10037/10866 BMC Family Practice 2017; Volum 18:7. ISSN 1471-2296.s doi: 10.1186/s12875-017-0581-9.

Aviles Solis, Juan Carlos; Vanbelle, Sophie; Halvorsen, Peder Andreas; Francis, Nick; Cals, Jochem W L; Andreeva, Elena A; Marques, Alda; Piirila, Paivi; Pasterkamp, Hans; Melbye, Hasse. International perception of lung sounds: a comparison of classification across some European borders. BMJ Open Respiratory Research 2017; Volum 4 (1). ISSN 2052-4439.s doi: 10.1136/bmjresp-2017-000250.

Gaski, Margrete; Halvorsen, Peder Andreas; Aaraas, Ivar Johannes; Aasland, Olaf Gjerløw. Utdanner Universitetet i Tromsø - Norges arktiske universitet leger til å arbeide i distrikter?. Tidsskrift for Den norske legeforening 2017; Volum 137 (14-15). ISSN 0029-2001.s doi: 10.4045/tidsskr.16.1024.

Barfoed, BL; Paulsen, MS; Christensen, Palle Mark; Halvorsen, Peder Andreas; Jarbøl, Dorte E; Larsen, ML; Munch, Maria R; Søndergaard, Jens; Nielsen, Jesper Bo. Associations between patients’ adherence and GPs’ attitudes towards risk, statin therapy and management of non-adherence — a survey and register-based study. Family Practice 2016; Volum 33 (2). ISSN 0263-2136.s 140 - 147.s doi: 10.1093/fampra/cmw005.

Laue, Johanna; Melbye, Hasse; Halvorsen, Peder Andreas; Andreeva, Elena; Godycki-Cwirko, Maciek; Wollny, Anja; Francis, Nick; Spigt, Mark; Kung, Kenny; Risør, Mette Bech. How do general practitioners implement decision-making regarding COPD patients with exacerbations? An international focus group study. The International Journal of Chronic Obstructive Pulmonary Disease 2016; Volum 11 (1). ISSN 1176-9106.s 3109 - 3119.s doi: 10.2147/COPD.S118856.

Hjortdahl, Magnus; Halvorsen, Peder Andreas; Risør, Mette Bech. Rural GPs’ attitudes toward participating in emergency medicine: a qualitative study. Scandinavian Journal of Primary Health Care 2016; Volum 34 (4). ISSN 0281-3432.s 377 - 384.s doi: 10.1080/02813432.2016.1249047.

Brandstorp, Helen; Halvorsen, Peder Andreas; Sterud, Birgitte; Haugland, Bjørgun; Kirkengen, Anna Luise. Primary care emergency team training in situ means learning in real context. (http://www.tandfonline.com/eprint/WChsw6DYa8eUqgV49Ktj/full) Scandinavian Journal of Primary Health Care 2016; Volum 34 (3). ISSN 0281-3432.s 295 - 303.s doi: 10.1080/02813432.2016.1207150.

Barfoed, BL; Paulsen, MS; Christensen, Palle Mark; Halvorsen, Peder Andreas; Kjær, Trine; Larsen, ML; Larsen, Pia Veldt; Nielsen, Jesper Bo; Søndergaard, Jens; Jarbøl, Dorte E. Associations between patients’ risk attitude and their adherence to statin treatment – a population based questionnaire and register study. BMC Family Practice 2016; Volum 17 (1). ISSN 1471-2296.s doi: 10.1186/s12875-016-0423-1.

Brandstorp, Helen; Kirkengen, Anna Luise; Sterud, Birgitte; Haugland, Bjørgun; Halvorsen, Peder Andreas. Leadership practice as interaction in primary care emergency team training. (http://arj.sagepub.com/content/13/1/84) Action research 2015; Volum 13 (1). ISSN 1476-7503.s 84 - 101.s doi: 10.1177/1476750314566660.

Barfoed, BL; Jarbøl, DE; Paulsen, MS; Christensen, Palle Mark; Halvorsen, Peder Andreas; Nielsen, JB; Søndergaard, Jens. GPs' Perceptions of Cardiovascular Risk and Views on Patient Compliance: A Qualitative Interview Study.. International Journal of Family Medicine 2015; Volum 2015. ISSN 2090-2042.s doi: 10.1155/2015/214146.

Halvorsen, Peder Andreas; Aasland, Olaf Gjerløw; Kristiansen, Ivar Sønbø. Decisions on statin therapy by patients’ opinions about survival gains: cross sectional survey of general practitioners. BMC Family Practice 2015; Volum 16. ISSN 1471-2296.s doi: 10.1186/s12875-015-0288-8.

Aaraas, Ivar Johannes; Halvorsen, Peder Andreas; Aasland, Olaf Gjerløw. Supply of doctors to a rural region: Occupations of Tromsø medical graduates 1979–2012. Medical Teacher 2015; Volum 37 (12). ISSN 0142-159X.s 1078 - 1082.s doi: 10.3109/0142159X.2015.1009427.

Holte, Jon Helgheim; Abelsen, Birgit; Halvorsen, Peder Andreas; Olsen, Jan Abel. General practitioners’ altered preferences for private practice vs. salaried positions: a consequence of proposed policy regulations?. BMC Health Services Research 2015; Volum 15 (119). ISSN 1472-6963.s doi: 10.1186/s12913-015-0777-4.

Halvorsen, Peder Andreas; Godycki-Cwirko, Maciek; Wennevold, Katrine; Melbye, Hasse. Would GPs advise patients with respiratory tract infections to refrain from exercise, stay indoors or stay in bed? Survey of GPs in Poland and Norway∗. European Journal of General Practice 2014; Volum 20 (3). ISSN 1381-4788.s 209 - 213.s doi: 10.3109/13814788.2013.848339.

Hansen, Anne Helen; Kristoffersen, Agnete Egilsdatter; Lian, Olaug S; Halvorsen, Peder Andreas. Continuity of GP care is associated with lower use of complementary and alternative medical providers: a population-based cross-sectional survey. BMC Health Services Research 2014; Volum 14 (629). ISSN 1472-6963.s doi: 10.1186/s12913-014-0629-7.

Oshaug, Katja; Halvorsen, Peder Andreas; Melbye, Hasse. Should chest examination be reinstated in the early diagnosis of chronic obstructive pulmonary disease?. The International Journal of Chronic Obstructive Pulmonary Disease 2013; Volum 8. ISSN 1176-9106.s 369 - 377.s doi: 10.2147/COPD.S47992.

Hansen, Anne Helen; Halvorsen, Peder Andreas; Aaraas, Ivar Johannes; Førde, Olav Helge. Continuity of GP care is related to reduced specialist healthcare use: a cross-sectional survey. (Sammendrag: http://www.ncbi.nlm.nih.gov/pubmed/23834885) British Journal of General Practice 2013; Volum 63 (612). ISSN 0960-1643.s e482 - e489.s doi: 10.3399/bjgp13X669202.

Halvorsen, Peder Andreas; Edwards, A.; Aaraas, Ivar Johannes; Aasland, Olaf Gjerløw; Kristiansen, Ivar Sønbø. What professional activities do general practitioners find most meaningful? Cross sectional survey of Norwegian general practitioners. BMC Family Practice 2013; Volum 14 (41). ISSN 1471-2296.s doi: 10.1186/1471-2296-14-41.

Melbye, Hasse; Joensen, Lisa; Risør, Mette Bech; Halvorsen, Peder Andreas. Symptoms of respiratory tract infection and associated care-seeking in subjects with and without obstructive lung disease; The Tromso Study: Tromso 6. BMC Pulmonary Medicine 2012; Volum 12 (1). ISSN 1471-2466.s 51 - .s doi: 10.1186/1471-2466-12-51.

Halvorsen, Peder Andreas; Steinert, Svein; Aaraas, Ivar Johannes. Remuneration and organization in general practice: Do GPs prefer private practice or salaried positions?. Scandinavian Journal of Primary Health Care 2012; Volum 30 (4). ISSN 0281-3432.s 229 - 233.s doi: 10.3109/02813432.2012.711191.

Brandstorp, Helen; Kirkengen, Anna Luise; Halvorsen, Peder Andreas; Sterud, Birgitte; Haugland, Bjørgun. Training interaction in primary care emergency teams: the role of the patient. (Sammendrag: http://www.ijpcm.org/index.php/IJPCM/article/view/307) The International Journal of Person Centered Medicine 2012; Volum 2 (4). ISSN 2043-7730.s 656 - 663.

Hansen, Anne Helen; Halvorsen, Peder Andreas; Førde, Olav Helge. The ecology of medical care in Norway: wide use of general practitioners may not necessarily keep patients out of hospitals. (Fulltekst: http://www.jphres.org/index.php/jphres/article/view/jphr.2012.e28/html Journal of Public Health Research 2012; Volum 1 (2). ISSN 2279-9028.s e28 - .s doi: 10.4081/jphr.2012.e28.

Hansen, Anne Helen; Halvorsen, Peder Andreas; Ringberg, Unni; Førde, Olav Helge. Socio-economic inequalities in health care utilisation in Norway: a population based cross-sectional survey. BMC Health Services Research 2012; Volum 12 (336). ISSN 1472-6963.s doi: 10.1186/1472-6963-12-336.

Gyrd-Hansen, Dorte; Halvorsen, Peder Andreas; Nexoe, J; Nielsen, Jesper Bo; Stovring, H; Kristiansen, Ivar Sønbø. Joint and Separate Evaluation of Risk Reduction: Impact on Sensitivity to Risk Reduction Magnitude in the Context of 4 Different Risk Information Formats. Medical decision making 2011; Volum 31 (1). ISSN 0272-989X.s E1 - E10.s doi: 10.1177/0272989X10391268.

Halvorsen, Peder Andreas; Wisløff, Torbjørn; Støvring, Henrik; Aasland, Olaf Gjerløw; Kristiansen, Ivar Sønbø. Therapeutic decisions by number needed to treat and survival gains: a cross-sectional survey of lipid-lowering drug recommendations. (http://www.ncbi.nlm.nih.gov/pubmed/21801540) British Journal of General Practice 2011; Volum 61 (589). ISSN 0960-1643.s e477 - e483.s doi: 10.3399/bjgp11x588448.

Halvorsen, Peder Andreas; Wennevold, Katrine; Fleten, Nils; Muras, Magdalena; Kowalczyk, Anna; Godycki-Cwirko, Maciek; Melbye, Hasse. Decisions on sick leave certifications for acute airways infections based on vignettes: A cross-sectional survey of GPs in Norway and Poland. Scandinavian Journal of Primary Health Care 2011; Volum 29 (2). ISSN 0281-3432.s 110 - 116.s doi: 10.3109/02813432.2011.555382.

Halvorsen, Peder A; Selmer, Randi Marie; Kristiansen, Ivar S. Anticipated longevity among lay people screened for cardiovascular risk factors: A cross-sectional questionnaire study. Scandinavian Journal of Public Health 2010; Volum 38 (5). ISSN 1403-4948.s 481 - 488.s doi: 10.1177/1403494810370235.

Halvorsen, Peder Andreas. Kan risk förklaras med hjälp av siffror?. Studentlitteratur AB 2009 ISBN 978-91-44-05255-7.s 329 - 339.

Halvorsen, Peder Andreas; Hetlevik, Irene. Signe Skred: Vad kan hon vinna med förebyggande statinbehandling?. Studentlitteratur AB 2009 ISBN 978-91-44-05255-7.s 117 - 129.

Gyrd-Hansen, D; Halvorsen, Peder Andreas; Kristiansen, ivar sØnbØ. Willingness-to-pay for a statistical life in the times of a pandemic. Health Economics 2008; Volum 17 (1). ISSN 1057-9230.s 55 - 66.s doi: 10.1002/hec.1236.

Kristiansen, Ivar Sønbø; Halvorsen, Peder Andreas; Gyrd-Hansen, D. Influenza pandemic: perception of risk and individual precautions in a general population. Cross sectional study. BMC Public Health 2007; Volum 7. ISSN 1471-2458.s doi: 10.1186/1471-2458-7-48.

Nexoe, J; Halvorsen, Peder Andreas; Kristiansen, ivar sØnbØ. Critiques of the risk concept - valid or not?. Scandinavian Journal of Public Health 2007; Volum 35. ISSN 1403-4948.s 648 - 654.s doi: 10.1080/14034940701418897.

Halvorsen, Peder Andreas; Selmer, R; Kristiansen, ivar sØnbØ. Different ways to describe the benefits of risk-reducing treatments - A randomized trial. Annals of Internal Medicine 2007; Volum 146. ISSN 0003-4819.

Halvorsen, PA; Kristiansen, Ivar Sønbø. Decisions on drug therapies by numbers needed to treat - A randomized trial. Archives of Internal Medicine 2005; Volum 165. ISSN 0003-9926.

Wisløff, Torbjørn; Halvorsen, Peder Andreas; Kristiansen, Ivar Sønbø. Antall som må behandles (NNT) - misvisende, misforstått, misbrukt?. Tidsskrift for Den norske legeforening 2004; Volum 124 (15). ISSN 0029-2001.s 1926 - 1929.

Halvorsen, Peder Andreas; Kristiansen, IS. Er teleradiologi i primærhelsetjenesten kostnadsbesparende?. Tidsskrift for Den norske legeforening 1997; Volum 117 (11). ISSN 0029-2001.s 1611 - 1615.

Halvorsen, Peder Andreas; Kristiansen, IS. Radiology services for remote communities: cost minimisation study of telemedicine. BMJ (Clinical Research Edition) 1996; Volum 312 (7042). ISSN 0959-8138.s 1333 - 1336.

Bellika, Johan Gustav; Halvorsen, Peder Andreas; Nilsen, Lisbeth. Slik kan du sammenligne praksisen din med fastlegekolleger – uten å bli identifisert. 2021.

Bellika, Johan Gustav; Yigzaw, Kassaye Yitbarek; Halvorsen, Peder Andreas; Johnsen, Oddny. New tool makes it possible to do research on patient records without seeing sensitive information. (Fulltekst: https://partner.sciencenorway.no/e-health-research-ethics-health/new-tool-makes-it-possible-to-do-research-on-patient-records-without-seeing-sensitive-information/1802424 2021.

Bellika, Johan Gustav; Yigzaw, Kassaye Yitbarek; Halvorsen, Peder Andreas; Johnsen, Oddny. Nå kan forskere analysere pasientjournaler uten å se sensitiv informasjon. (Fulltekst: https://forskning.no/helsetjenester-informasjonsteknologi-nasjonalt-senter-for-e-helse-forskning/na-kan-forskere-analysere-pasientjournaler-uten-a-se-sensitiv-informasjon/1732994 2020.

Bjorvatn, Bjørn; Kristoffersen, Espen Saxhaug; Halvorsen, Peder Andreas; Fors, Egil Andreas; Nilsen, Stein; Rørtveit, Guri. Ny infrastruktur for allmennmedisinsk forskning. Tidsskrift for Den norske legeforening 2019; Volum 139 (1). ISSN 0029-2001.s 24 - 26.s doi: 10.4045/tidsskr.18.0689.

Halvorsen, Peder Andreas; Risør, Mette Bech; Melbye, Hasse. The Stethoscope 2030: Towards Personalized Diagnostics With Digital Auscultation. Using Practice Based Research Networks for Clinical Research 2019-09-04 - 2019-09-04 2019.

Halvorsen, Peder Andreas; Rørtveit, Guri; Sullivan, Frank; Koskela, Tuomas H.; Bellika, Johan Gustav; Nilsen, Stein. Practice based Research Networks: A giant leap for primary care Research (workshop). 21st Nordic Conress of General Practice 2019 2019-06-17 - 2019-06-20 2019.

Bjorvatn, Bjørn; Straand, Jørund; Halvorsen, Peder Andreas; Wensaas, Knut-Arne; Bellika, Johan Gustav; Fors, Egil Andreas; Gjelstad, Svein; Kristoffersen, Espen Saxhaug; Øxnevad-Gundersen, Berit; Rørtveit, Guri. PraksisNett - et nettverk av fastlegepraksiser. En storsatsing på forskning i allmennpraksis.. (Fulltekst: https://www.utposten.no/i/2018/4/utposten-4-2018-1357 Utposten 2018 (4). ISSN 0800-5680.s 40 - 43.

Hjortdahl, Magnus; Halvorsen, Peder Andreas; Brandstorp, Helen. Kneler fastlegeordningen vil blålysmedisinen lammes. VG : Verdens gang 2018. ISSN 0805-5203.

Hjortdahl, Magnus; Halvorsen, Peder Andreas; Wisborg, Torben; Brandstorp, Helen. Tverrfaglig simuleringstrening: Ingen skal jobbe alene på legevakt. Dagens medisin 2018. ISSN 1501-4290.

Hjortdahl, Magnus; Halvorsen, Peder Andreas. Decision making in primary care emergencies: When would general practitioners attendto call outs?. 23rd WONCA Europe Conference 2018-05-24 - 2018-05-27 2018.

Hjortdahl, Magnus; Halvorsen, Peder Andreas. Decision Making in Primary Care Emergencies: When Would General Practitioners Attend to Call Outs?. SMDM 17th Biennial European Conference 2018-06-10 - 2018-06-12 2018.

Halvorsen, Peder Andreas; Brandstorp, Helen; Hjortdahl, M; Hogg, D; Holte-Ambjørnsen, Ø; Rørtveit, S. When should GPs participate in emergencyteams, and what is their contribution?. Nordic Congress for General Practice 2017 2017-06-14 - 2017-06-16 2017.

Halvorsen, Peder Andreas; Deraas, Trygve Sigvart; Kristiansen, IS; Pahle, AS; Ringberg, Unni; Schwartz, A. How should we approach practice variation? Standardization versus contextualization. Nordic Congress for General Practice 2017 2017-06-14 - 2017-06-16 2017.

Hotvedt, Martin; Halvorsen, Peder Andreas. Kontrollert risikotaker. Tidsskrift for Den norske legeforening 2016; Volum 136 (2). ISSN 0029-2001.s 118 - 120.s doi: 10.4045/tidsskr.15.1258.

Hansen, Anne Helen; Kristoffersen, Agnete Egilsdatter; Lian, Olaug S; Halvorsen, Peder Andreas. Continuity of the doctor-patient relationship may influence decisions to see a complementary and alternative medical care provider. The 36th Annual Meeting of the Society for Medical Decision Making October 18 - 22, 2014 2014-10-18 - 2014-10-22 2014.

Sørbye, Sveinung Wergeland; Halvorsen, Peder Andreas; Kristiansen, Ivar Sønbø. Screening for livmorhalskreft – fastlegenes viktigste screeningoppgave?. (Fulltekst: http://www.utposten-stiftelsen.no/ Utposten 2013; Volum 42 (2). ISSN 0800-5680.s 34 - 37.

Oshaug, Katja; Halvorsen, Peder Andreas; Melbye, Hasse. Should chest examination be reinstated in the early diagnosis of COPD?. Nordisk kongress i allmenmedisin 2013-08-21 - 2013-08-23 2013.

Halvorsen, Peder Andreas. Kronisk sykdom skårer høyt. 2013.

Johansen, May-Lill; Steinert, Svein; Halvorsen, Peder Andreas; Aaraas, Ivar Johannes. The cheerful buzzing of Nordic voices. Scandinavian Journal of Primary Health Care 2011; Volum 29 (3). ISSN 0281-3432.s 131 - 131.s doi: 10.3109/02813432.2011.617659.

Fleten, Nils; Wennevold, Katrine; Godycki-Cwirko, M.; Melbye, Hasse; Halvorsen, Peder Andreas. Sickness certification norms in Norway and Poland, a comparative study on GPs recommendation of sick leave in respiratory tract infections. European Journal of Public Health 2010; Volum 20. ISSN 1101-1262.s 229 - 229.

Halvorsen, Peder Andreas. What Information Do Patients Need to Make a Medical Decision?. Medical decision making 2010; Volum 30 (5). ISSN 0272-989X.s 11S - 13S.s doi: 10.1177/0272989X10381090.

Halvorsen, Peder Andreas. Bør risikoreduksjoner forklares ved hjelp av tall?. Utposten 2009 (8). ISSN 0800-5680.s 29 - 33.