Hjem
  • E-postMathias.Barra@uib.no
  • Telefon+47 408 47 204+47 408 47 204
  • Besøksadresse
    Alrek helseklynge, blokk D, Årstadveien 17
    5009 Bergen
  • Postadresse
    Postboks 7804
    5020 Bergen
Vitenskapelig artikkel
  • Vis forfatter(e) (2022). Stroke unit demand in Norway – present and future estimates. BMC Health Services Research. 1-10.
  • Vis forfatter(e) (2021). Stroke Mimics on the Stroke Unit – Temporal trends 2008–2017 at a large Norwegian university hospital. Acta Neurologica Scandinavica. 695-705.
  • Vis forfatter(e) (2021). Public health priority setting: A case for priority to the worse off in well-being during the COVID-19 pandemic. Etikk i praksis. 5-15.
  • Vis forfatter(e) (2021). Nursing students’ evaluation of clinical learning environment and supervision in a Norwegian hospital placement – A questionnaire survey using CLES+T scale. Nurse Education in Practice. 8 sider.
  • Vis forfatter(e) (2021). Er covid-19 alvorlig? Det norske alvorlighetskriteriet for helseprioriteringer i møte med en pandemi. Tidsskrift for velferdsforskning. 1-14.
  • Vis forfatter(e) (2021). Cycle-network expansion plan in Oslo: Modeling cost-effectiveness analysis and health equity impact. Health Economics. 3220-3235.
  • Vis forfatter(e) (2021). Abortion and multifetal pregnancy reduction: An ethical comparison (English translation). Etikk i praksis. 51-73.
  • Vis forfatter(e) (2020). The devils in the DALY: Prevailing evaluative assumptions. Public Health Ethics. 259-274.
  • Vis forfatter(e) (2020). The association of stroke severity with health-related quality of life in survivors of acute cerebrovascular disease and their informal caregivers during the first year post stroke: a survey study. Quality of Life Research.
  • Vis forfatter(e) (2020). Do not despair about severity—yet. Journal of Medical Ethics. 1-2.
  • Vis forfatter(e) (2020). Bør vi diskontere fremtidige helsegevinster? Pro et contra . Norsk Filosofisk tidsskrift. 170-184.
  • Vis forfatter(e) (2020). A Markov chain method for counting and modelling migraine attacks. Scientific Reports. 1-10.
  • Vis forfatter(e) (2019). Using the choice sequence in time trade-off as discrete choices: do the two stories match? Value in Health. 1-8.
  • Vis forfatter(e) (2019). Stroke-Related Knowledge and Lifestyle Behavior among Stroke Survivors. Journal of Stroke & Cerebrovascular Diseases. 1-7.
  • Vis forfatter(e) (2019). Stroke incidence in the young: evidence from a Norwegian register study. Journal of Neurology. 1-17.
  • Vis forfatter(e) (2019). Severity as a priority setting criterion: Setting a challenging research agenda. Health Care Analysis. 1-20.
  • Vis forfatter(e) (2019). Patient and service factors associated with referral and admission to inpatient rehabilitation after the acute phase of stroke in Australia and Norway. BMC Health Services Research. 10 sider.
  • Vis forfatter(e) (2019). Identifying menstrual migraine- improving the diagnostic criteria using a statistical method. The Journal of Headache and Pain. 12 sider.
  • Vis forfatter(e) (2019). Fewer ischemic strokes, despite an ageing population: stroke models from observed incidence in Norway 2010–2015. BMC Health Services Research. 11 sider.
  • Vis forfatter(e) (2019). Consistency is not overrated. Journal of Medical Ethics. 830-831.
  • Vis forfatter(e) (2019). Changes in survival and characteristics among older stroke unit patients-1994 versus 2012. Brain and Behavior.
  • Vis forfatter(e) (2019). Bruk ordet fosterantallsreduksjon. Tidsskrift for Den norske legeforening. 3 sider.
  • Vis forfatter(e) (2019). Abort og fosterreduksjon: En etisk sammenligning. Etikk i praksis. 89-111.
  • Vis forfatter(e) (2018). The Burden of Stroke Mimics: Present and Future Projections. Journal of Stroke & Cerebrovascular Diseases. 1288-1295.
  • Vis forfatter(e) (2018). Differences in and Determinants of Prehospital Delay Times among Stroke Patients?1994 Versus 2012. Journal of Stroke & Cerebrovascular Diseases. 2398-2404.
  • Vis forfatter(e) (2018). Choice Defines Value: A Predictive Modeling Competition in Health Preference Research. Value in Health. 229-238.
  • Vis forfatter(e) (2018). A Norwegian 15D value algorithm: proposing a new procedure to estimate 15D value algorithms. Quality of Life Research. 1-15.
  • Vis forfatter(e) (2017). The disvalue of death in the global burden of disease. Journal of Medical Ethics. 192-198.
  • Vis forfatter(e) (2017). Do hybrid simulation models always increase flexibility to handle parametric and structural changes? Winter simulation conference : proceedings. 1439-1450.
  • Vis forfatter(e) (2017). Cues and clues predicting presence of symptoms of depression in stroke survivors. Journal of Clinical Nursing (JCN). 546-556.
  • Vis forfatter(e) (2016). Pre-contact by telephone increases response rates to postal questionnaires in a population of stroke patients: an open ended randomized controlled trial. BMC Health Services Research.
  • Vis forfatter(e) (2016). Conflicts or synergy when combining modeling approaches - Perspectives from psychology. Winter simulation conference : proceedings.
  • Vis forfatter(e) (2016). A missing cornerstone in the Norwegian Priority Commission’s weighting scheme – Sub-treatment balancedness is a necessary property for priority setting criteria. Nordic Journal of Health Economics. 8-23.
  • Vis forfatter(e) (2015). Statistical Testing of Association Between Menstruation and Migraine. Headache. 229-240.
  • Vis forfatter(e) (2015). Sesongjusterte fødselsfrekvenser er Poisson-fordelte. Tidsskrift for Den norske legeforening. 2154-2158.
  • Vis forfatter(e) (2015). Examining the relationship between health-related quality of life and increasing numbers of diagnoses. Quality of Life Research. 10 sider.
  • Vis forfatter(e) (2011). The consequences of how subject matter expert estimates are interpreted and modeled, demonstrated by an emergency department DES model comparing triangular and beta distributions. Winter simulation conference : proceedings. 3649-3656.
  • Vis forfatter(e) (2010). Bounded minimalisation and bounded counting in argument-bounded idc's. Mathematical Structures in Computer Science. 753-779.
  • Vis forfatter(e) (2005). The small Grzegorczyk classes and the typed lambda-calculus. Lecture Notes in Computer Science (LNCS).
Faglig foredrag
  • Vis forfatter(e) (2019). Kriterier for helseprioriteringer .
  • Vis forfatter(e) (2019). Hjerneslagimitatorer ved Haukeland universitetssykehus 2008-2017.
  • Vis forfatter(e) (2018). Survival in older Norwegian stroke patients.
  • Vis forfatter(e) (2018). Changes in survival, risk factors and stroke characteristics among older Norwegian stroke unit patients.
Populærvitenskapelig foredrag
  • Vis forfatter(e) (2006). Uendelighet, Cantor og matematiske misforståelser.
Vitenskapelig foredrag
  • Vis forfatter(e) (2021). Subjective accounts of severity.
  • Vis forfatter(e) (2021). ISPOR 2021 - Drop Dead: Is It Time to Remove 'Dead' from Health State Valuation?
  • Vis forfatter(e) (2020). The impact of stroke severity on health related quality of life in patients with acute cerebrovascular disease and their informal caregivers.
  • Vis forfatter(e) (2020). SEVPRI.
  • Vis forfatter(e) (2020). Presentation of SEVPRI .
  • Vis forfatter(e) (2019). The development of workshops to introduce computer simulation modelling health care decision-makers in familiar contexts.
  • Vis forfatter(e) (2019). The Devils in the DALY: Evaluating disease burden in the Global Burden of Disease study.
  • Vis forfatter(e) (2019). Slaginsidens i alle aldre – tidstrender og fremskrivninger.
  • Vis forfatter(e) (2019). Factors predicting access to post-acute inpatient rehabilitation following stroke.
  • Vis forfatter(e) (2018). Patterns and predictors of referral to rehabilitation among older Norwegian stroke unit patients.
  • Vis forfatter(e) (2018). Fremskrivinger av forekomst av hjerneslag i Norge.
  • Vis forfatter(e) (2018). Endring i overlevelse og karakteristika blant eldre slagpasienter på Ahus mellom 1994 og 2012.
  • Vis forfatter(e) (2017). Using bootstrapping to reflect variance in resource demand in simulation modeling of patient flow; the case of stroke treatment in Norway.
  • Vis forfatter(e) (2017). The Disvalue of Death and the Global Burden of Disease.
  • Vis forfatter(e) (2017). TRENDS IN STROKE SEVERITY AND BASELINE RISK PROFILE IN PATIENTS TREATED ON A COMPREHENSIVE STROKE UNIT IN NORWAY IN 1994 VERSUS 2012.
  • Vis forfatter(e) (2017). Survival of the fittest? Frailty modelling of stroke incidence.
  • Vis forfatter(e) (2017). Effects of stroke on labour force participation for patients and family caregivers.
  • Vis forfatter(e) (2017). Differences in pre-hospital delay times in greater Oslo and Akershus County in 1994 versus 2012.
  • Vis forfatter(e) (2016). Using the choice sequence in Time trade-off as Discrete Choices – do the two stories match?
  • Vis forfatter(e) (2016). The Disvalue of Death in the Global Burden of Disease.
  • Vis forfatter(e) (2016). Nesten perfekt helse -er det virkelig så ille?
  • Vis forfatter(e) (2016). Flexible healthcare hybrid simulation modeling.
  • Vis forfatter(e) (2014). Additional condtions add up to little HRQoL.
  • Vis forfatter(e) (2010). The Ordinal of Skolem + Tetration is \tau_0.
  • Vis forfatter(e) (2009). Skolem + Tetration is Well-Ordered.
  • Vis forfatter(e) (2009). On relativized detour degrees.
  • Vis forfatter(e) (2008). Relativised Detour Degrees.
  • Vis forfatter(e) (2008). Pure Iteration and Periodicity.
  • Vis forfatter(e) (2008). A Characterisation of the Relations Definable in Presburger Arithmetic.
  • Vis forfatter(e) (2006). On some small subreecursive classes.
  • Vis forfatter(e) (2006). On some small subrecursive classes.
  • Vis forfatter(e) (2006). Nondeterminism without Turing Machines.
  • Vis forfatter(e) (2005). The small Grzegorczyk classes and the typed lambda-calculus.
Leserinnlegg
  • Vis forfatter(e) (2019). Fosterantallsreduksjon som risikoreduksjon består. Sykepleien. 1-2.
  • Vis forfatter(e) (2019). Fosterantallsreduksjon kan forsvares etisk når abort kan det. Sykepleien. 1-4.
Populærvitenskapelig artikkel
  • Vis forfatter(e) (2019). Helse-Norge kan spare mye penger - se de 15 ideene. Apollon : Forskningsmagasin for Universitetet i Oslo.
Kronikk
  • Vis forfatter(e) (2020). Helseprioriteringer under en pandemi. Agenda Magasin.
  • Vis forfatter(e) (2019). Selvbestemt abort må også gjelde fosterreduksjon. Dagbladet.
  • Vis forfatter(e) (2018). Fremtidens hjerneslagdiagnostikk og hjerneslagimitatorer. Tidsskrift for Den norske legeforening. 1118-1120.
Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
  • Vis forfatter(e) (2009). Skolem + Tetration is Well-Ordered. 10 sider.
  • Vis forfatter(e) (2008). Pure Iteration and Periodicity. 10 sider.
  • Vis forfatter(e) (2008). A Characterisation of the Relations definable in Presburger Arithmetic. 12 sider.
Sammendrag/abstract
  • Vis forfatter(e) (2022). Priority setting in Norwegian municipal health and care services: A content analysis of policy documents. BMJ Global Health. 1 sider.
Poster
  • Vis forfatter(e) (2019). Endring i overlevelse og karakteristika blant eldre slagpasienter på Ahus mellom 1994 og 2012.
  • Vis forfatter(e) (2018). Access to hospital-based rehabilitation among older Norwegian stroke unit patients.
  • Vis forfatter(e) (2017). THE BURDEN OF STROKE MIMICS - THE PRESENT AND FUTURE PROJECTIONS.
  • Vis forfatter(e) (2017). Differences in pre-hospital delay times among Norwegian stroke patients - 1994 versus 2012.
  • Vis forfatter(e) (2016). Using the choice sequence in time trade-off as discrete choices - do the two stories match?
  • Vis forfatter(e) (2016). End-aversion in time trade-off valuation?
Nettsider (opplysningsmateriale)
  • Vis forfatter(e) (2020). Why care about severity? (Journal of medical ethics blog). .
  • Vis forfatter(e) (2020). Severity and priority setting in health care (populærvitenskapelig fremstilling, Forskningsrådet) .
  • Vis forfatter(e) (2020). Norske helseprioriteringer på ramme alvor: Hva nå? (Blogg for politisk filosofi) .
  • Vis forfatter(e) (2017). Life and Death: Apples and Oranges? Guest Post at the Journal of Medical Ethics Blog .
Fagartikkel
  • Vis forfatter(e) (2020). Helseprioriteringer under en pandemi. Agenda Magasin.

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