Blar i Bergen Open Research Archive på forfatter "Tollånes, Mette Christophersen"

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    • Aggregated data from the same laboratories participating in two glucose external quality assessment schemes show that commutability and transfers of values to control materials are decisive for the biases found 

      Gidske, Gro; Sandberg, Sverre; Fauskanger, Pernille Kjeilen; Pelanti, Jonna; Tollånes, Mette Christophersen; Solsvik, Anne Elisabeth; Sølvik, Una Ørvim; Vie, Wenche Sletbakk; Stavelin, Anne (Journal article; Peer reviewed, 2023)
      Objectives We report the results of glucose measurements performed during one year by the same measurement procedures (MPs) in 58 Norwegian hospital laboratories using control materials provided by external quality ...

    • Association of Household Income With Life Expectancy and Cause-Specific Mortality in Norway, 2005-2015 

      Kinge, Jonas Minet; Modalsli, Jørgen Heibø; Øverland, Simon Nygaard; Gjessing, Håkon K.; Tollånes, Mette Christophersen; Knudsen, Ann Kristin; Skirbekk, Vegard Fykse; Strand, Bjørn Heine; Håberg, Siri Eldevik; Vollset, Stein Emil (Peer reviewed; Journal article, 2019-05-13)
      Importance: Examining causes of death and making comparisons across countries may increase understanding of the income-related differences in life expectancy. Objectives: To describe income-related differences in life ...

    • Availability and analytical quality of hemoglobin A1c point-of-care testing in general practitioners’ offices are associated with better glycemic control in type 2 diabetes 

      Tollånes, Mette Christophersen; Jenum, Anne Karen; Berg, Tore Julsrud; Løvaas, Karianne Fjeld; Cooper, John; Sandberg, Sverre (Journal article; Peer reviewed, 2020)
      Background: It is not clear if point-of-care (POC) testing for hemoglobin A1c (HbA1c) is associated with glycemic control in type 2 diabetes. Methods: In this cross-sectional study, we linked general practitioner (GP) ...

    • Cohort profile: cerebral palsy in the Norwegian and Danish birth cohorts (MOBAND-CP) 

      Tollånes, Mette Christophersen; Strandberg-Larsen, Katrine; Forthun, Ingeborg; Petersen, Tanja Gram; Moster, Dag; Nybo Andersen, Anne-Marie; Stoltenberg, Camilla; Olsen, Jørn; Wilcox, Allen J (Peer reviewed; Journal article, 2016-09-02)
      Purpose: The purpose of MOthers and BAbies in Norway and Denmark cerebral palsy (MOBAND-CP) was to study CP aetiology in a prospective design. Participants: MOBAND-CP is a cohort of more than 210 000 children, created as ...

    • Diagnostic performance of a SARS-CoV-2 rapid antigen test in a large, Norwegian cohort 

      Landaas, Elisabeth Toverud; Storm, Margrethe Larsdatter; Tollånes, Mette Christophersen; Barlinn, Regine; Kran, Anne-Marte Bakken; Bragstad, Karoline; Christensen, Andreas; Andreassen, Trude (Journal article; Peer reviewed, 2021)
      Background Rapid antigen tests (RATs) may be included in national strategies for handling the SARS-CoV-2 pandemic, as they provide test results rapidly, are easily performed outside laboratories, and enable immediate ...

    • 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 ...

    • Evaluation of eleven rapid tests for detection of antibodies against SARS-CoV-2 

      Tollånes, Mette Christophersen; Kran, Anne-Marte Bakken; Abildsnes, Eirik; Jenum, Pål; Breivik, Anne Christin; Sandberg, Sverre (Journal article; Peer reviewed, 2020)
      Objectives: SARS-CoV-2, causing COVID-19, has emerged to cause a human pandemic. Detection of SARS-CoV-2 in respiratory samples by using PCR is the standard laboratory diagnostic tool. Our aim was to perform a limited ...

    • Familial risk of cerebral palsy: Population based cohort study 

      Tollånes, Mette Christophersen; Wilcox, Allen James; Lie, Rolv Terje; Moster, Dag (Peer reviewed; Journal article, 2014-07-15)
      Objective To investigate risks of recurrence of cerebral palsy in family members with various degrees of relatedness to elucidate patterns of hereditability. Design Population based cohort study. Setting Data from the ...

    • Global, regional, and national comparative risk assessment of 84 behavioural, environmental and occupational, and metabolic risks or clusters of risks, 1990-2016: a systematic analysis for the Global Burden of Disease Study 2016 

      Gakidou, Emmanuela; Afshin, Ashkan; Abajobir, Amanuel Alemu; Abate, Kalkidan Hassen; Abbafati, Cristiana; Abbas, Kaja M.; Abd-Allah, Foad; Abdulle, Abdishakur M.; Abera, Semaw Ferede; Aboyans, Victor; Abu-Raddad, Laith J.; Abu-Rmeileh, Niveen M. E.; Abyu, Gebre Yitayih; Adedeji, Isaac Akinkunmi; Adetokunboh, Olatunji; Afarideh, Mohsen; Agrawal, Anurag; Agrawal, Sutapa; Kiadaliri, Aliasghar Ahmad; Ahmadieh, Hamid; Ahmed, Muktar Beshir; Aichour, Amani Nidhal; Aichour, Ibtihel; Aichour, Miloud Taki Eddine; Akinyemi, Rufus Olusola; Akseer, Nadia; Alahdab, Fares; Al-Aly, Ziyad; Alam, Khurshid; Alam, Noore; Alam, Tahiya; Alasfoor, Deena; Alene, Kefyalew Addis; Ali, Komal; Alizadeh-Navaei, Reza; Alkerwi, Ala'a; Alla, Francois; Allebeck, Peter; Al-Raddadi, Rajaa; Alsharif, Ubai; Altirkawi, Khalid A.; Alvis-Guzman, Nelson; Amare, Azmeraw T.; Amini, Erfan; Ammar, Walid; Amoako, Yaw Ampem; Ansari, Hossein; Anto, Josep M.; Antonio, Carl Abelardo T.; Anwari, Palwasha; Arian, Nicholas; Arnlov, Johan; Artaman, A.; Aryal, Krishna Kumar; Kisa, Adnan; Knudsen, Ann Kristin; Vollset, Stein Emil; Norheim, Ole Frithjof; Tollånes, Mette Christophersen; Weiderpass, Elisabete (Peer reviewed; Journal article, 2017-09)
      METHODS: We used the comparative risk assessment framework developed for previous iterations of GBD to estimate levels and trends in exposure, attributable deaths, and attributable disability-adjusted life-years (DALYs), ...

    • Global, regional, and national incidence, prevalence, and years lived with disability for 328 diseases and injuries for 195 countries, 1990–2016: a systematic analysis for the Global Burden of Disease Study 2016 

      Vos, Theo; Abajobir, Amanuel Alemu; Abbafati, Cristiana; Abbas, Kaja M.; Abate, Kalkidan Hassen; Abd-Allah, Foad; Abdulle, Abdishakur M.; Abebo, Teshome Abuka; Abera, Semaw Ferede; Aboyans, Victor; Abu-Raddad, Laith J.; Ackerman, Ilana N.; Adamu, Abdu Abdullahi; Adetokunboh, Olatunji; Afarideh, Mohsen; Afshin, Ashkan; Agarwal, Sanjay Kumar; Aggarwal, Rakesh; Agrawal, Anurag; Agrawal, Sutapa; Kiadaliri, Aliasghar Ahmad; Ahmadieh, Hamid; Ahmed, Muktar Beshir; Aichour, Amani Nidhal; Aichour, Ibtihel; Aichour, Miloud Taki Eddine; Aiyar, Sneha; Akinyemi, Rufus Olusola; Akseer, Nadia; Al Lami, Faris Hasan; Alahdab, Fares; Al-Aly, Ziyad; Alam, Khurshid; Alam, Noore; Alam, Tahiya; Alasfoor, Deena; Alene, Kefyalew Addis; Ali, Raghib; Alizadeh-Navaei, Reza; Alkerwi, Ala'a; Alla, Francois; Allebeck, Peter; Allen, Christine; Al-Maskari, Fatma; Al-Raddadi, Rajaa; Alsharif, Ubai; Alsowaidi, Shirina; Altirkawi, Khalid A.; Amare, Azmeraw T.; Amini, Erfan; Aryal, Krishna Kumar; Htet, Aung Soe; Kisa, Adnan; Knudsen, Ann Kristin; Tollånes, Mette Christophersen; Skirbekk, Vegard Fykse; Steiner, Timothy J.; Stovner, Lars Jacob; Vollset, Stein Emil; Weiderpass, Elisabete (Peer reviewed; Journal article, 2017-09)
      Background: As mortality rates decline, life expectancy increases, and populations age, non-fatal outcomes of diseases and injuries are becoming a larger component of the global burden of disease. The Global Burden of ...

    • Life expectancy and disease burden in the Nordic countries: results from the Global Burden of Diseases, Injuries, and Risk Factors Study 2017 

      Kisa, Adnan; Knudsen, Ann Kristin; Allebeck, Peter; Tollånes, Mette Christophersen; Skogen, Jens Christoffer; Iburg, Kim Moesgaard; McGrath, John J; Juel, Knud; Agardh, Emilie Elisabet; Arnlöv, Johan; Bjørge, Tone; Carrero, Juan J.; Cederroth, Christopher R; Eggen, Anne Elise; El-Khatib, Ziad; Lycke Ellingsen, Christian; Fereshtehnejad, Seyed-Mohammad; Gissler, Mika; Hadkhale, Kishor; Havmoeller, Rasmus; Johansson, Lars; Juliusson, Petur Benedikt; Kiadaliri, Aliasghar A.; Kisa, Sezer; Lallukka, Tea; Mekonnen, Teferi; Meretoja, Tuomo J.; Meretoja, Atte; Naghavi, Mohsen; Neupane, Subas; Nguyen, Truc Trung; Petzold, Max; Plana-Ripoll, Oleguer; Shiri, Rahman; Sigurvinsdottir, Rannveig; Skirbekk, Vegard; Skou, Søren T; Sigfusdottir, Inga Dora; Steiner, Timothy J.; Sulo, Gerhard; Truelsen, Thomas Clement; Vasankari, Tommi Juhani; Weiderpass, Elisabete; Vollset, Stein Emil; Vos, Theo; Øverland, Simon (Peer reviewed; Journal article, 2019-12-01)
      Background The Nordic countries have commonalities in gender equality, economy, welfare, and health care, but differ in culture and lifestyle, which might create country-wise health differences. This study compared life ...

    • Livmorhalsprøvetaking i primærhelsetjenesten 

      Gjerde, Priyanthi Borgen; Tollånes, Mette Christophersen; Tropé, Ameli Ellen Claesdotter; Eide, Maj Liv; Natvik, Marianne; Puntervoll, Hanne Eknes (Journal article; Peer reviewed, 2023)
      BAKGRUNN I Norge ble det i 2020 tatt ca. 360 000 screeningprøver fra livmorhals, hvorav 11 000 ble registrert som uegnede. Vi ønsket derfor å undersøke kunnskap om livmorhalsprøvetaking blant leger i primærhelsetjenes ...

    • Parental education and the risk of cerebral palsy for children: an evaluation of causality 

      Forthun, Ingeborg; Lie, Rolv T.; Strandberg-Larsen, Katrine; Haugland Solheim, Magne; Moster, Dag; Wilcox, Allen J.; Mortensen, Laust; Tollånes, Mette Christophersen (Journal article; Peer reviewed, 2020)
      Aim To explore whether increasing parental education has a causal effect on risk of cerebral palsy (CP) in the child, or whether unobserved confounding is a more likely explanation. Method We used data from Norwegian ...

    • Parental income gradients in child and adolescent mortality: Norwegian trends over half a century 

      Evensen, Miriam; Klitkou, Søren Toksvig; Tollånes, Mette Christophersen; Juliusson, Pétur Benedikt; Kravdal, Øystein (Journal article; Peer reviewed, 2023)
      Background: Child mortality has declined rapidly over the last century in many high-income countries. However, little is known about the socio-economic differences in this decline and whether these vary across causes of ...

    • Parental socioeconomic status and risk of cerebral palsy in the child: evidence from two Nordic population-based cohorts 

      Forthun, Ingeborg; Strandberg-Larsen, Katrine; Wilcox, Allen J; Moster, Dag; Petersen, Tanja Gram; Vik, Torstein; Lie, Rolv T.; Uldall, Peter; Tollånes, Mette Christophersen (Peer reviewed; Journal article, 2018-06-26)
      Background We investigated whether the risk of cerebral palsy (CP) in the child varies by parents’ socioeconomic status, in Denmark and Norway. Methods We included almost 1.3 million children born in Demark during 1981–2007 ...

    • Porphyria cutanea tarda and patterns of long-term sick leave and disability pension: a 24-year nationwide matched-cohort study 

      Baravelli, Carl Michael; Aarsand, Aasne Karine; Sandberg, Sverre; Tollånes, Mette Christophersen (Journal article; Peer reviewed, 2022)
      Background Porphyria cutanea tarda (PCT) is a skin disorder caused by a defect in the liver enzyme uroporphyrinogen decarboxylase and is associated with hepatitis C virus infection, high alcohol intake, smoking and iron ...

    • 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 ...

    • Sick leave, disability, and mortality in acute hepatic porphyria: a nationwide cohort study 

      Baravelli, Carl Michael; Aarsand, Aasne Karine; Sandberg, Sverre; Tollånes, Mette Christophersen (Journal article; Peer reviewed, 2020)
      Background: Acute hepatic porphyria (AHP) consists of three rare metabolic disorders. We investigated the risk of long-term sick leave, disability pension, and premature death in individuals with AHP compared to the general ...

    • Spirometry in chronic obstructive pulmonary disease in Norwegian general practice 

      Tollånes, Mette Christophersen; Sjaastad, Geir E.; Aarli, Bernt Bøgvald; Sandberg, Sverre (Journal article; Peer reviewed, 2020)
      Background General practitioners (GPs) in Norway increasingly use spirometry diagnostically as well as in follow up of patients with respiratory complaints, but little is known about their skills and knowledge in this ...