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Browsing Bergen Open Research Archive by Author "Sandberg, Sverre"

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Now showing items 1-20 of 22

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    • Are general practitioners characteristics associated with the quality of type 2 diabetes care in general practice? Results from the Norwegian ROSA4 study from 2014 

      Tran, Anh Thi; Bakke, Åsne; Berg, Tore Julsrud; Gjelsvik, Bjørn E.; Mdala, Ibrahimu; Nøkleby, Kjersti; Rai, Anam Shakil; Cooper, John; Claudi, Tor; Løvaas, Karianne Fjeld; Thue, Geir; Sandberg, Sverre; Jenum, Anne Karen (Peer reviewed; Journal article, 2018-05-02)
      Objective: To explore the associations between general practitioners (GPs) characteristics such as gender, specialist status, country of birth and country of graduation and the quality of care for patients with type 2 ...
    • Commutability of a whole-blood external quality assessment material for point-of-care C-reactive protein, glucose, and hemoglobin testing 

      Bukve, Tone; Sandberg, Sverre; Vie, Wenche S.; Sølvik, Una Ørvim; Christensen, Nina Gade; Stavelin, Anne (Peer reviewed; Journal article, 2019)
      BACKGROUND: The optimal situation in external quality assessment (EQA) is to use commutable materials. No previous study has examined the commutability of a whole-blood material for point-of-care (POC) testing. The aim of ...
    • Conformational stability and activity analysis of two hydroxymethylbilane synthase mutants, K132N and V215E, with different phenotypic association with acute intermittent porphyria 

      Bustad, Helene J.; Vorland, Marta; Rønneseth, Eva; Sandberg, Sverre; Martinez, Aurora; Toska, Karen (Peer reviewed; Journal article, 2013-08)
      The autosomal dominantly inherited disease AIP (acute intermittent porphyria) is caused by mutations in HMBS [hydroxymethylbilane synthase; also known as PBG (porphobilinogen) deaminase], the third enzyme in the haem ...
    • Establishing a network of specialist Porphyria centres - effects on diagnostic activities and services 

      Tollånes, Mette Christophersen; Aarsand, Aasne K.; Villanger, Jørild Haugen; Støle, Egil; Deybach, Jean-Charles; Marsden, Joanne; To-Figueras, Jordi; Sandberg, Sverre; European Porphyria Network (Peer reviewed; Journal article, 2012-12-10)
      Background: The porphyrias are a heterogeneous group of rare metabolic diseases. The full spectrum of porphyria diagnostics is usually performed by specialized porphyria laboratories or centres. The European Porphyria ...
    • Ethnic and gender differences in the management of type 2 diabetes: a cross-sectional study from Norwegian general practice 

      Tran, Anh Thi; Berg, Tore Julsrud; Gjelsvik, Bjørn E.; Mdala, Ibrahimu; Thue, Geir; Cooper, John Graham; Nøkleby, Kjersti; Claudi, Tor; Bakke, Åsne; Sandberg, Sverre; Jenum, Anne Karen (Peer reviewed; Journal article, 2019-11-28)
      Background: Ethnic minority groups from Asia and Africa living in Western countries have a higher prevalence of type 2 diabetes (T2DM) than the general population. We aimed to assess ethnic differences in diabetes care by ...
    • European Porphyria Network (EPNET) for information, epidemiological data, quality and equity of service 

      Deybach, Jean-Charles; Parker, Samantha; Badmiton, Mike; Sandberg, Sverre (Conference object, 2010-10-19)
    • Exploring the relationship between coronary heart disease and type 2 diabetes: a cross-sectional study of secondary prevention among diabetes patients 

      Gjelsvik, Bjørn E.; Tran, Anh Thi; Berg, Tore Julsrud; Bakke, Åsne; Mdala, Ibrahimu; Nøkleby, Kjersti; Cooper, John G.; Claudi, Tor; Løvaas, Karianne Fjeld; Thue, Geir; Sandberg, Sverre; Jenum, Anne Karen (Peer reviewed; Journal article, 2019)
      Background: Coronary heart disease (CHD) and stroke are the major causes of death among people with diabetes. Aim: To describe the prevalence and onset of CHD and stroke among patients with type 2 diabetes mellitus (T2DM) ...
    • External quality assessment of point-of-care International Normalized Ratio (INR) testing in Europe 

      Stavelin, Anne; Meijer, Piet; Kitchen, Dianne; Sandberg, Sverre (Peer reviewed; Journal article, 2011-09)
      Background: Point-of-care testing (POCT) of prothrombin time, expressed as International Normalized Ratio (INR), is widely used to monitor patients in oral anticoagulation treatment. Guidelines recommend that POCT users ...
    • Feasibility of using self-reported patient data in a national diabetes register 

      Sandberg, Sverre; Røraas, Thomas; Thue, Geir; Løvaas, Karianne Fjeld; Cooper, John G. (Peer reviewed; Journal article, 2015-12-15)
      Background: In order to improve recruitment of patients to the Norwegian diabetes register for adults, a questionnaire was designed to collect data directly from patients. The main aim of this study was to assess the ...
    • Handling of hemolyzed serum samples in clinical chemistry laboratories: The Nordic hemolysis project 

      Gidske, Gro; Aakre, Kristin Moberg; Rustad, Pål; Sandberg, Sverre; Norling, Anna; Pelanti, Jonna; Henriksen, Gitte; Thorsteinsdóttir, Ingunn; Kristensen, Gunn Berit Berge (Peer reviewed; Journal article, 2019)
      Hemolysis of blood samples is a pre-analytical challenge that often leads to sample rejection in medical laboratories [1]. Hemolysis occurs when blood cells break down and the intracellular contents leak into the surrounding ...
    • How to conduct External Quality Assessment Schemes for the pre-analytical phase? 

      Kristensen, Gunn Berit Berge; Aakre, Kristin; Kristoffersen, Ann-Helen; Sandberg, Sverre (Peer reviewed; Journal article, 2014)
      In laboratory medicine, several studies have described the most frequent errors in the different phases of the total testing process, and a large proportion of these errors occur in the pre-analytical phase. Schemes for ...
    • Illness Perception and Psychological Distress in Persons with Porphyria Cutanea Tarda 

      Andersen, Janice; Nordin, Karin; Sandberg, Sverre (Peer reviewed; Journal article, 2016)
      Porphyria cutanea tarda (PCT) requires long-term treat­ment and follow-up, although many patients experience life-long remission. The aim of this cross-sectional postal survey was to describe and investigate the association ...
    • Nursing home patients with diabetes: Prevalence, drug treatment and glycemic control 

      Andreassen, Lillan Mo; Sandberg, Sverre; Kristensen, Gunn Berit Berge; Sølvik, Una Ørvim; Kjome, Reidun Lisbet Skeide (Peer reviewed; Journal article, 2014-04-28)
      Aims: Determine prevalence of diabetes, and describe use of blood glucose lowering (BGL) drugs and glycemic control in Norwegian nursing homes. Methods: In this cross-sectional study we collected details of BGL drugs, ...
    • A Pharmacological Chaperone Therapy for Acute Intermittent Porphyria 

      Bustad, Helene J.; Toska, Karen; Schmitt, Caroline; Vorland, Marta; Skjærven, Lars; Kallio, Juha Pekka; Simonin, Sylvie; Lettéron, Philippe; Underhaug, Jarl; Sandberg, Sverre; Martinez, Aurora (Peer reviewed; Journal article, 2019-12-03)
      Mutations in hydroxymethylbilane synthase (HMBS) cause acute intermittent porphyria (AIP), an autosomal dominant disease where typically only one HMBS allele is mutated. In AIP, the accumulation of porphyrin precursors ...
    • Porphyria cutanea tarda increases risk of hepatocellular carcinoma and premature death: A nationwide cohort study 

      Baravelli, Carl Michael; Sandberg, Sverre; Aarsand, Aasne Karine; Tollånes, Mette Christophersen (Peer reviewed; Journal article, 2019-04-03)
      Background Porphyria cutanea tarda (PCT) is a skin disorder originating from a deficit of the liver enzyme uroporphyrinogen decarboxylase. PCT may be a risk factor for hepatocellular carcinoma (HCC) and other cancers, but ...
    • Pre-analytical practices for routine coagulation tests in European laboratories. A collaborative study from the European Organisation for External Quality Assurance Providers in Laboratory Medicine (EQALM) 

      Kristoffersen, Ann-Helen; Stavelin, Anne; Ajzner, Éva; Kristensen, Gunn Berit Berge; Sandberg, Sverre; van Blerk, Marjan; Kitchen, Steve; Kesseler, Dagmar; Woods, Timothy A.L.; Meijer, Piet (Peer reviewed; Journal article, 2019)
      Background: Correct handling and storage of blood samples for coagulation tests are important to assure correct diagnosis and monitoring. The aim of this study was to assess the pre-analytical practices for routine coagulation ...
    • The Prevalence of Self-Monitoring of Blood Glucose and Costs of Glucometer Strips in a Nationwide Cohort 

      Kjome, Reidun Lisbet Skeide; Granås, Anne Gerd; Nerhus, Kari; Roraas, Thomas H.; Sandberg, Sverre (Peer reviewed; Journal article, 2010)
      Objective: This study used nationwide data to determine the prevalence of self-monitoring of blood glucose (SMBG) among all non-institutionalized persons living in Norway and to estimate the prevalence of SMBG among diabetes ...
    • Quality assessment of patients’ self-monitoring of blood glucose in community pharmacies 

      Kjome, Reidun Lisbet Skeide; Granås, Anne Gerd; Nerhus, Kari; Sandberg, Sverre (Peer reviewed; Journal article, 2010)
      Objective: To evaluate diabetes patients’ selfmonitoring of blood glucose using a community pharmacy-based quality assurance procedure, to investigate whether the procedure improved the quality of the patient performance ...
    • Quality of warfarin therapy and quality of life are improved by self-management for two years 

      Sølvik, Una Ørvim; Løkkebø, Elisabeth Sellevoll; Kristoffersen, Ann-Helen; Brodin, Ellen Elisabeth; Averina, Maria; Sandberg, Sverre (Peer reviewed; Journal article, 2019)
      Background: Studies from several countries show that self-management of vitamin K antagonist (e.g., warfarin) therapy reduce the risk of complications compared with conventional management. Objectives: The aim of this study ...
    • A skin disease, a blood disease or something in between? An exploratory focus group study of patients' experiences with porphyria cutanea tarda 

      Andersen, Janice; Gjengedal, Eva; Sandberg, Sverre; Råheim, Målfrid (Peer reviewed; Journal article, 2014-11-27)
      Background Porphyria cutanea tarda (PCT) is characterized by fragile skin with blistering on sun-exposed areas. Symptoms typically develop in late adulthood and can be triggered by iron overload, alcohol intake, oestrogens ...

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