Sara Marie Nilsen
About
I am part of the interdisciplinary research network Regforsk, where we use principles from randomised trials to analyse observational data. This is particularly relevant in health services research, as resource and ethical challenges often make randomised controlled trials impractical or impossible to conduct.
Over the past few years, I have participated in several projects on capacity pressure in health services, organisation of services, the effect of interventions, and patient safety.
I am also affiliated with the NTNU Life Course research group, where we aim to shed light on possible causal relationships between early life influences and later health and life chances.
My main position is at St. Olavs Hospital HF, where I also contribute with operational analyses.
Examples from research
Hospital delivery volume, travel time, and perinatal outcomes
We have investigated how hospital volume and travel time affect various outcomes, including perinatal mortality, risk of birth during transport, induction of labour, caesarean section, and instrumental delivery.
We used three analytical designs based on different assumptions to triangulate results and compared outcomes among women who:
- gave birth at hospitals of different sizes and with varying travel times, adjusted for observed confounding factors
- moved between catchment areas between births
- lived in neighbouring municipalities that were part of different catchment areas
Suicide and somatics
It is well known that individuals recently discharged from psychiatric care have a high risk of suicide. In this study, we also found an increased risk of suicide in the weeks after acute somatic hospital admissions, even after excluding admissions with known concurrent mental disorders, self-harm, or previous suicide attempts. This indicates a need for better follow-up regarding mental health care for these patients as well. The time-period right after discharge is particularly interesting because health services are often involved in various follow-up.
Publications
2025
-
Nilsen, Sara Marie;
Edwards, Christina Hansen;
Bjerkeset, Ottar;
Pedersen, Sindre Andre;
Kaspersen, Silje Lill.
(2025)
Rejected referrals to mental health services and potential consequences for affected patients and health professionals. A scoping review protocol.
Other
-
Kaspersen, Silje Lill;
Høiseth, Juni Raak;
Austad, Bjarne;
Nilsen, Sara Marie;
Bjerkeset, Ottar;
Edwards, Christina Hansen.
(2025)
Fastlegers erfaringer med avviste henvisninger i psykisk helsevern for voksne.
Nidaroskongressen : Abstracts
Abstract
-
Nilsen, Sara Marie.
(2025)
Risikovindu etter utskrivning - erfaringer fra et innovasjonsprosjekt.
Other presentation
-
Asheim, Andreas;
Næss, Lars Eide;
Krüger, Andreas Jørstad;
Uleberg, Oddvar;
Dale, Jostein;
Haugland, Helge.
(2025)
Does Delayed Response Due to Busy Ambulances Impact Risk of Death and Hospital Service Use?: A Cohort Study of 240,000 Medical Emergencies.
Epidemiology
Academic article
-
Asheim, Andreas;
Nilsen, Sara Marie;
Opdahl, Signe;
Risnes, Kari;
Magnussen, Elisabeth Balstad;
Carlsen, Fredrik.
(2025)
The Effects of Hospital Delivery Volume and Travel Time on Perinatal Mortality and Delivery in Transit: Causal Inference with Triangulation.
Epidemiology
Academic article
-
Bachmann, Christine Strand;
Risnes, Kari;
Bjørngaard, Johan Håkon;
Schei, Jorun;
Nilsen, Sara Marie;
Pape, Kristine.
(2025)
Relative age as a risk factor for psychiatric diagnoses in children born preterm and to term: A cohort study.
BMJ Paediatrics Open
Academic article
-
Andvig, Jørgen Garberg;
Johnsen, Lars Gunnar;
Nilsen, Sara Marie;
Bjørnelv, Gudrun Maria Waaler;
Asheim, Andreas.
(2025)
Falling rates but projected rising numbers of fractures in elderly Norwegians: a study of fracture rates in the Norwegian patient registry from 2010 to 2021, extrapolated to 2041.
Acta Orthopaedica
Academic article
2024
-
Vinjerui, Kristin Hestmann;
Asheim, Andreas;
Anthun, Kjartan Sarheim;
Carlsen, Fredrik;
Mjølstad, Bente Prytz;
Nilsen, Sara Marie.
(2024)
General practitioners retiring or relocating and its association with healthcare use and mortality: a cohort study using Norwegian national data.
BMJ Quality and Safety
Academic article
-
Næss, Lars Eide;
Krüger, Andreas Jørstad;
Uleberg, Oddvar;
Haugland, Helge;
Dale, Jostein;
Wattø, Jon-Ola.
(2024)
Using machine learning to assess the extent of busy ambulances and its impact on ambulance response times: A retrospective observational study.
PLOS ONE
Academic article
-
Asheim, Andreas;
Nilsen, Sara Marie;
Svedahl, Ellen Rabben;
Kaspersen, Silje Lill;
Bjerkeset, Ottar;
Janszky, Imre.
(2024)
Risk of suicide after hospitalizations due to acute physical health conditions—a cohort study of the Norwegian population.
BMC Medicine
Academic article
-
Asheim, Andreas;
Nilsen, Sara Marie;
Svedahl, Ellen Rabben;
Kaspersen, Silje Lill;
Bjerkeset, Ottar;
Janszky, Imre.
(2024)
Correction to: Risk of suicide after hospitalizations due to acute physical health conditions—a cohort study of the Norwegian population (BMC Medicine, (2024), 22, 1, (396), 10.1186/s12916-024-03623-5).
BMC Medicine
Errata
2023
-
Nilsen, Sara Marie;
Valand, Jonas;
Rogne, Tormod;
Asheim, Andreas;
Yin, Weiyao;
Metsälä, Johanna.
(2023)
Gestational age at birth and hospitalisations for infections among individuals aged 0–50 years in Norway: a longitudinal, register-based, cohort study.
EClinicalMedicine
Academic article
-
Asheim, Andreas;
Nilsen, Sara Marie;
Opdahl, Signe;
Bjørngaard, Johan Håkon.
(2023)
Et trygt fødetilbud er ikke bare et spørsmål om reisetid.
Feature article
-
Heikkilä, Katriina;
Metsälä, Johanna;
Pulakka, Anna;
Nilsen, Sara Marie;
Kivimäki, Mika;
Risnes, Kari Ravndal.
(2023)
Preterm birth and the risk of multimorbidity in adolescence: a multiregister-based cohort study.
The Lancet Public Health
Academic article
-
Bjørnelv, Gudrun Maria Waaler;
Asheim, Andreas;
Nilsen, Sara Marie;
Anthun, Kjartan Sarheim;
Carlsen, Fredrik;
Aam, Stina.
(2023)
Mortality and subsequent healthcare use among older patients discharged to a municipality with excess demand for elderly care.
Nordic Journal of Health Economics
Academic article
-
Pulakka, Anna;
Risnes, Kari;
Metsälä, Johanna;
Alenius, Suvi;
Heikkilä, Katriina;
Nilsen, Sara Marie.
(2023)
Preterm birth and asthma and COPD in adulthood: a nationwide register study from two Nordic countries.
European Respiratory Journal
Academic article
-
Vinjerui, Kristin Hestmann;
Anthun, Kjartan Sarheim;
Asheim, Andreas;
Carlsen, Fredrik;
Mjølstad, Bente Prytz;
Nilsen, Sara Marie.
(2023)
General practitioners ending their practice and impact on patients' health, healthcare use and mortality: a protocol for national registry cohort studies in Norway, 2008 to 2021.
BMJ Open
Academic article
-
Nilsen, Sara Marie;
Asheim, Andreas;
Bjørngaard, Johan Håkon.
(2023)
Hvor skal det kuttes?.
Feature article
2022
-
Nilsen, Sara Marie;
Asheim, Andreas;
Carlsen, Fredrik;
Anthun, Kjartan Sarheim;
Vatten, Lars Johan;
Aam, Stina.
(2022)
How do busy hospital circumstances affect mortality and readmission within 60 days: A cohort study of 680 000 acute admissions in Norway.
Health Policy
Academic article
-
Asheim, Andreas;
Nilsen, Sara Marie;
Aam, Stina;
Anthun, Kjartan Sarheim;
Carlsen, Fredrik;
Janszky, Imre.
(2022)
High ward occupancy, bedspacing, and 60 day mortality for patients with myocardial infarction, stroke, and heart failure.
ESC Heart Failure
Academic article
-
Asheim, Andreas;
Nilsen, Sara Marie;
Opdahl, Signe;
Risnes, Kari;
Magnussen, Elisabeth Balstad;
Carlsen, Fredrik.
(2022)
Effect of Hospital Delivery Volume and Travel Time on Perinatal Mortality and Transport Delivery in Norway.
Elsevier
Elsevier
Report
2021
-
Nilsen, Sara Marie;
Asheim, Andreas;
Carlsen, Fredrik;
Anthun, Kjartan Sarheim;
Johnsen, Lars Gunnar;
Vatten, Lars Johan.
(2021)
High volumes of recent surgical admissions, time to surgery, and 60-day mortality.
The Bone & Joint Journal
Academic article
2020
-
Nilsen, Sara Marie;
Bjørngaard, Johan Håkon;
Carlsen, Fredrik;
Anthun, Kjartan Sarheim;
Johnsen, Lars Gunnar;
Vatten, Lars Johan.
(2020)
Hospitals' Discharge Tendency and Risk of Death - An Analysis of 60,000 Norwegian Hip Fracture Patients.
Clinical Epidemiology
Academic article
2019
-
Asheim, Andreas;
Bjørnsen, Lars Petter Bache-Wiig;
Næss-Pleym, Lars Eide;
Uleberg, Oddvar;
Dale, Jostein;
Nilsen, Sara Marie.
(2019)
Real-time forecasting of emergency department arrivals using prehospital data.
BMC Emergency Medicine
Academic article
-
Asheim, Andreas;
Nilsen, Sara Marie;
Carlsen, Fredrik;
Næss-Pleym, Lars E.;
Uleberg, Oddvar;
Dale, Jostein.
(2019)
The effect of emergency department delays on 30-days mortality in Central Norway.
European journal of emergency medicine
Academic article
-
Nilsen, Sara Marie;
Asheim, Andreas;
Tøndel, Gunhild.
(2019)
Helsepersonells oppfattelse av kapasitetspress i spesialisthelsetjenesten.
Tidsskrift for Den norske legeforening (Tidsskriftet)
Academic article
2018
-
Halvorsen, Anne G H Van Der Meer;
Pettersen, Ann Louise;
Nilsen, Sara Marie;
Halle, Kari Krizak;
SCHAANNING, ELLEN E.;
Rekand, Tiina.
(2018)
Non-traumatic spinal cord injury in Norway 2012-2016: analysis from a national registry and comparison with traumatic spinal cord injury.
Spinal Cord
Academic article
-
Halvorsen, Anne G H Van Der Meer;
Pettersen, Ann Louise;
Nilsen, Sara Marie;
Halle, Kari Krizak;
SCHAANNING, ELLEN E.;
Rekand, Tiina.
(2018)
Epidemiology of traumatic spinal cord injury in Norway in 2012-2016: a registry-based cross-sectional study.
Spinal Cord
Academic article
-
Halle, Kari Krizak;
Nilsen, Sara Marie;
Asheim, Andreas.
(2018)
Lognormalskjerf.
Visual Arts
-
Asheim, Andreas;
Nilsen, Sara Marie;
Toch-Marquardt, Marlen;
Anthun, Kjartan Sarheim;
Johnsen, Lars Gunnar;
Bjørngaard, Johan Håkon.
(2018)
Time of admission and mortality after hip fracture – a detailed look at the weekend effect in a nationwide study of 55 211 hip fracture patients in Norway.
Acta Orthopaedica
Academic article
2012
-
Ernstsen, Linda;
Strand, Bjørn Heine;
Nilsen, Sara Marie;
Espnes, Geir Arild;
Krokstad, Steinar.
(2012)
Trends in absolute and relative educational inequalities in four modifiable ischaemic heart disease risk factors: repeated cross-sectional surveys from the Nord-Trondelag Health Study (HUNT) 1984-2008.
BMC Public Health
Academic article
-
Nilsen, Sara Marie;
Ernstsen, Linda;
Krokstad, Steinar;
Westin, Steinar.
(2012)
Educational inequalities in disability pensioning - the impact of illness and occupational, psychosocial, and behavioural factors: The Nord-Trondelag Health Study (HUNT).
Scandinavian Journal of Public Health
Academic article
-
Nilsen, Sara Marie;
Bjørngaard, Johan Håkon;
Ernstsen, Linda;
Krokstad, Steinar;
Westin, Steinar.
(2012)
Education-based health inequalities in 18,000 Norwegian couples: The Nord-Trøndelag Health Study.
BMC Public Health
Academic article
2011
-
Ernstsen, Linda;
Nilsen, Sara Marie;
Espnes, Geir Arild;
Krokstad, Steinar.
(2011)
The predictive ability of self-rated health on ischaemic heart disease and all-cause mortality in elderly women and men: the Nord-Trøndelag Health Study (HUNT).
Age and Ageing
Academic article
2010
-
Nilsen, Sara Marie;
Krokstad, Steinar;
Holmen, Turid Lingaas;
Westin, Steinar.
(2010)
Adolescents’ health-related dietary patterns by parental socio-economic position, The Nord-Trøndelag Health Study (HUNT).
European Journal of Public Health
Academic article
-
Nilsen, Sara Marie;
Ernstsen, Linda;
Krokstad, Steinar;
Westin, Steinar.
(2010)
Educational inequalities in disability pension: the impact of illness, occupational, psychosocial and behavioural factors.
Norsk Epidemiologi, Supplement
Abstract
-
Ernstsen, Linda;
Nilsen, Sara Marie;
Krokstad, Steinar.
(2010)
Socioeconomic inequalities in prevalence of smoking in the Nord-Trøndelag Health Study (HUNT) 1995-2008.
Norsk Epidemiologi, Supplement
Abstract
2008
-
Nilsen, Sara Marie;
Krokstad, Steinar;
Hallan, Ingrid;
Fløtten, Kjersti.
(2008)
Statusrapport for Tobakksfrie sykehus.
Sykehuset Levanger. Helse Nord-Trøndelag HF
Sykehuset Levanger. Helse Nord-Trøndelag HF
Report
Journal publications
-
Kaspersen, Silje Lill;
Høiseth, Juni Raak;
Austad, Bjarne;
Nilsen, Sara Marie;
Bjerkeset, Ottar;
Edwards, Christina Hansen.
(2025)
Fastlegers erfaringer med avviste henvisninger i psykisk helsevern for voksne.
Nidaroskongressen : Abstracts
Abstract
-
Asheim, Andreas;
Næss, Lars Eide;
Krüger, Andreas Jørstad;
Uleberg, Oddvar;
Dale, Jostein;
Haugland, Helge.
(2025)
Does Delayed Response Due to Busy Ambulances Impact Risk of Death and Hospital Service Use?: A Cohort Study of 240,000 Medical Emergencies.
Epidemiology
Academic article
-
Asheim, Andreas;
Nilsen, Sara Marie;
Opdahl, Signe;
Risnes, Kari;
Magnussen, Elisabeth Balstad;
Carlsen, Fredrik.
(2025)
The Effects of Hospital Delivery Volume and Travel Time on Perinatal Mortality and Delivery in Transit: Causal Inference with Triangulation.
Epidemiology
Academic article
-
Bachmann, Christine Strand;
Risnes, Kari;
Bjørngaard, Johan Håkon;
Schei, Jorun;
Nilsen, Sara Marie;
Pape, Kristine.
(2025)
Relative age as a risk factor for psychiatric diagnoses in children born preterm and to term: A cohort study.
BMJ Paediatrics Open
Academic article
-
Andvig, Jørgen Garberg;
Johnsen, Lars Gunnar;
Nilsen, Sara Marie;
Bjørnelv, Gudrun Maria Waaler;
Asheim, Andreas.
(2025)
Falling rates but projected rising numbers of fractures in elderly Norwegians: a study of fracture rates in the Norwegian patient registry from 2010 to 2021, extrapolated to 2041.
Acta Orthopaedica
Academic article
-
Vinjerui, Kristin Hestmann;
Asheim, Andreas;
Anthun, Kjartan Sarheim;
Carlsen, Fredrik;
Mjølstad, Bente Prytz;
Nilsen, Sara Marie.
(2024)
General practitioners retiring or relocating and its association with healthcare use and mortality: a cohort study using Norwegian national data.
BMJ Quality and Safety
Academic article
-
Næss, Lars Eide;
Krüger, Andreas Jørstad;
Uleberg, Oddvar;
Haugland, Helge;
Dale, Jostein;
Wattø, Jon-Ola.
(2024)
Using machine learning to assess the extent of busy ambulances and its impact on ambulance response times: A retrospective observational study.
PLOS ONE
Academic article
-
Asheim, Andreas;
Nilsen, Sara Marie;
Svedahl, Ellen Rabben;
Kaspersen, Silje Lill;
Bjerkeset, Ottar;
Janszky, Imre.
(2024)
Risk of suicide after hospitalizations due to acute physical health conditions—a cohort study of the Norwegian population.
BMC Medicine
Academic article
-
Asheim, Andreas;
Nilsen, Sara Marie;
Svedahl, Ellen Rabben;
Kaspersen, Silje Lill;
Bjerkeset, Ottar;
Janszky, Imre.
(2024)
Correction to: Risk of suicide after hospitalizations due to acute physical health conditions—a cohort study of the Norwegian population (BMC Medicine, (2024), 22, 1, (396), 10.1186/s12916-024-03623-5).
BMC Medicine
Errata
-
Nilsen, Sara Marie;
Valand, Jonas;
Rogne, Tormod;
Asheim, Andreas;
Yin, Weiyao;
Metsälä, Johanna.
(2023)
Gestational age at birth and hospitalisations for infections among individuals aged 0–50 years in Norway: a longitudinal, register-based, cohort study.
EClinicalMedicine
Academic article
-
Asheim, Andreas;
Nilsen, Sara Marie;
Opdahl, Signe;
Bjørngaard, Johan Håkon.
(2023)
Et trygt fødetilbud er ikke bare et spørsmål om reisetid.
Feature article
-
Heikkilä, Katriina;
Metsälä, Johanna;
Pulakka, Anna;
Nilsen, Sara Marie;
Kivimäki, Mika;
Risnes, Kari Ravndal.
(2023)
Preterm birth and the risk of multimorbidity in adolescence: a multiregister-based cohort study.
The Lancet Public Health
Academic article
-
Bjørnelv, Gudrun Maria Waaler;
Asheim, Andreas;
Nilsen, Sara Marie;
Anthun, Kjartan Sarheim;
Carlsen, Fredrik;
Aam, Stina.
(2023)
Mortality and subsequent healthcare use among older patients discharged to a municipality with excess demand for elderly care.
Nordic Journal of Health Economics
Academic article
-
Pulakka, Anna;
Risnes, Kari;
Metsälä, Johanna;
Alenius, Suvi;
Heikkilä, Katriina;
Nilsen, Sara Marie.
(2023)
Preterm birth and asthma and COPD in adulthood: a nationwide register study from two Nordic countries.
European Respiratory Journal
Academic article
-
Vinjerui, Kristin Hestmann;
Anthun, Kjartan Sarheim;
Asheim, Andreas;
Carlsen, Fredrik;
Mjølstad, Bente Prytz;
Nilsen, Sara Marie.
(2023)
General practitioners ending their practice and impact on patients' health, healthcare use and mortality: a protocol for national registry cohort studies in Norway, 2008 to 2021.
BMJ Open
Academic article
-
Nilsen, Sara Marie;
Asheim, Andreas;
Bjørngaard, Johan Håkon.
(2023)
Hvor skal det kuttes?.
Feature article
-
Nilsen, Sara Marie;
Asheim, Andreas;
Carlsen, Fredrik;
Anthun, Kjartan Sarheim;
Vatten, Lars Johan;
Aam, Stina.
(2022)
How do busy hospital circumstances affect mortality and readmission within 60 days: A cohort study of 680 000 acute admissions in Norway.
Health Policy
Academic article
-
Asheim, Andreas;
Nilsen, Sara Marie;
Aam, Stina;
Anthun, Kjartan Sarheim;
Carlsen, Fredrik;
Janszky, Imre.
(2022)
High ward occupancy, bedspacing, and 60 day mortality for patients with myocardial infarction, stroke, and heart failure.
ESC Heart Failure
Academic article
-
Nilsen, Sara Marie;
Asheim, Andreas;
Carlsen, Fredrik;
Anthun, Kjartan Sarheim;
Johnsen, Lars Gunnar;
Vatten, Lars Johan.
(2021)
High volumes of recent surgical admissions, time to surgery, and 60-day mortality.
The Bone & Joint Journal
Academic article
-
Nilsen, Sara Marie;
Bjørngaard, Johan Håkon;
Carlsen, Fredrik;
Anthun, Kjartan Sarheim;
Johnsen, Lars Gunnar;
Vatten, Lars Johan.
(2020)
Hospitals' Discharge Tendency and Risk of Death - An Analysis of 60,000 Norwegian Hip Fracture Patients.
Clinical Epidemiology
Academic article
-
Asheim, Andreas;
Bjørnsen, Lars Petter Bache-Wiig;
Næss-Pleym, Lars Eide;
Uleberg, Oddvar;
Dale, Jostein;
Nilsen, Sara Marie.
(2019)
Real-time forecasting of emergency department arrivals using prehospital data.
BMC Emergency Medicine
Academic article
-
Asheim, Andreas;
Nilsen, Sara Marie;
Carlsen, Fredrik;
Næss-Pleym, Lars E.;
Uleberg, Oddvar;
Dale, Jostein.
(2019)
The effect of emergency department delays on 30-days mortality in Central Norway.
European journal of emergency medicine
Academic article
-
Nilsen, Sara Marie;
Asheim, Andreas;
Tøndel, Gunhild.
(2019)
Helsepersonells oppfattelse av kapasitetspress i spesialisthelsetjenesten.
Tidsskrift for Den norske legeforening (Tidsskriftet)
Academic article
-
Halvorsen, Anne G H Van Der Meer;
Pettersen, Ann Louise;
Nilsen, Sara Marie;
Halle, Kari Krizak;
SCHAANNING, ELLEN E.;
Rekand, Tiina.
(2018)
Non-traumatic spinal cord injury in Norway 2012-2016: analysis from a national registry and comparison with traumatic spinal cord injury.
Spinal Cord
Academic article
-
Halvorsen, Anne G H Van Der Meer;
Pettersen, Ann Louise;
Nilsen, Sara Marie;
Halle, Kari Krizak;
SCHAANNING, ELLEN E.;
Rekand, Tiina.
(2018)
Epidemiology of traumatic spinal cord injury in Norway in 2012-2016: a registry-based cross-sectional study.
Spinal Cord
Academic article
-
Asheim, Andreas;
Nilsen, Sara Marie;
Toch-Marquardt, Marlen;
Anthun, Kjartan Sarheim;
Johnsen, Lars Gunnar;
Bjørngaard, Johan Håkon.
(2018)
Time of admission and mortality after hip fracture – a detailed look at the weekend effect in a nationwide study of 55 211 hip fracture patients in Norway.
Acta Orthopaedica
Academic article
-
Ernstsen, Linda;
Strand, Bjørn Heine;
Nilsen, Sara Marie;
Espnes, Geir Arild;
Krokstad, Steinar.
(2012)
Trends in absolute and relative educational inequalities in four modifiable ischaemic heart disease risk factors: repeated cross-sectional surveys from the Nord-Trondelag Health Study (HUNT) 1984-2008.
BMC Public Health
Academic article
-
Nilsen, Sara Marie;
Ernstsen, Linda;
Krokstad, Steinar;
Westin, Steinar.
(2012)
Educational inequalities in disability pensioning - the impact of illness and occupational, psychosocial, and behavioural factors: The Nord-Trondelag Health Study (HUNT).
Scandinavian Journal of Public Health
Academic article
-
Nilsen, Sara Marie;
Bjørngaard, Johan Håkon;
Ernstsen, Linda;
Krokstad, Steinar;
Westin, Steinar.
(2012)
Education-based health inequalities in 18,000 Norwegian couples: The Nord-Trøndelag Health Study.
BMC Public Health
Academic article
-
Ernstsen, Linda;
Nilsen, Sara Marie;
Espnes, Geir Arild;
Krokstad, Steinar.
(2011)
The predictive ability of self-rated health on ischaemic heart disease and all-cause mortality in elderly women and men: the Nord-Trøndelag Health Study (HUNT).
Age and Ageing
Academic article
-
Nilsen, Sara Marie;
Krokstad, Steinar;
Holmen, Turid Lingaas;
Westin, Steinar.
(2010)
Adolescents’ health-related dietary patterns by parental socio-economic position, The Nord-Trøndelag Health Study (HUNT).
European Journal of Public Health
Academic article
-
Nilsen, Sara Marie;
Ernstsen, Linda;
Krokstad, Steinar;
Westin, Steinar.
(2010)
Educational inequalities in disability pension: the impact of illness, occupational, psychosocial and behavioural factors.
Norsk Epidemiologi, Supplement
Abstract
-
Ernstsen, Linda;
Nilsen, Sara Marie;
Krokstad, Steinar.
(2010)
Socioeconomic inequalities in prevalence of smoking in the Nord-Trøndelag Health Study (HUNT) 1995-2008.
Norsk Epidemiologi, Supplement
Abstract
Artistic productions
-
Halle, Kari Krizak;
Nilsen, Sara Marie;
Asheim, Andreas.
(2018)
Lognormalskjerf.
Visual Arts
Part of book/report
-
Nilsen, Sara Marie;
Edwards, Christina Hansen;
Bjerkeset, Ottar;
Pedersen, Sindre Andre;
Kaspersen, Silje Lill.
(2025)
Rejected referrals to mental health services and potential consequences for affected patients and health professionals. A scoping review protocol.
Other
Report
-
Asheim, Andreas;
Nilsen, Sara Marie;
Opdahl, Signe;
Risnes, Kari;
Magnussen, Elisabeth Balstad;
Carlsen, Fredrik.
(2022)
Effect of Hospital Delivery Volume and Travel Time on Perinatal Mortality and Transport Delivery in Norway.
Elsevier
Elsevier
Report
-
Nilsen, Sara Marie;
Krokstad, Steinar;
Hallan, Ingrid;
Fløtten, Kjersti.
(2008)
Statusrapport for Tobakksfrie sykehus.
Sykehuset Levanger. Helse Nord-Trøndelag HF
Sykehuset Levanger. Helse Nord-Trøndelag HF
Report
UTSTILLING
-
Nilsen, Sara Marie.
(2025)
Risikovindu etter utskrivning - erfaringer fra et innovasjonsprosjekt.
Other presentation
Outreach
2025
-
Academic lectureNilsen, Sara Marie. (2025) Risikovindu etter utskrivning - erfaringer fra et innovasjonsprosjekt. St. Olav-konferansen 2025-10-16 - 2025-10-16
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Academic lectureAsheim, Andreas; Nilsen, Sara Marie; Svedahl, Ellen Rabben; Kaspersen, Silje Lill; Bjerkeset, Ottar; Janszky, Imre. (2025) Somatisk akuttinnleggelse og risiko for selvmord. 13. nasjonale konferanse om selvmordsforskning og -forebygging , Quality Hotel Expo, Fornebu 2025-09-03 -
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InterviewBlystad, Julie Borge; Nilsen, Sara Marie. (2025) (+) Syv ganger høyere selvmordsrisiko etter sykehusinnleggelse. Psykologisk.no Psykologisk.no [Journal] 2025-09-22
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PosterLyster, Sara Emilie; Bjerkeset, Ottar; Bjørngaard, Johan Håkon; Nilsen, Sara Marie. (2025) Crossing the divide: Use of health services in the handover period between adolescent and adult mental health services 2008-2021. A Norwegian National register study. Wenneberg International Conference , Oxford 2025-09-07 - 2025-09-09
2024
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PosterAsheim, Andreas; Risnes, Kari; Valand, Jonas; Opdahl, Signe; Sandin, Sven; Nilsen, Sara Marie. (2024) Hospitalizations Due to RTI in Children Born Preterm - Examining the Influence of COVID-19 Preventive Measures. The 2nd European Perinatal and Paediatric Epidemiology Conference (EPPEC) , Copenhagen 2024-09-16 - 2024-09-17
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Academic lectureAsheim, Andreas; Næss, Lars Eide; Dale, Jostein; Uleberg, Oddvar; Ulvin, Ole Erik Eide; Krüger, Andreas Jørstad. (2024) Opptatte ambulanser fører til forsinket respons. Har dette konsekvenser for risiko for død og helsetjenestebruk?. Helsetjenesteforskningskonferansen 2024 , Bergen 2024-11-12 - 2024-11-13
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Academic lectureAsheim, Andreas; Næss, Lars Eide; Dale, Jostein; Uleberg, Oddvar; Ulvin, Ole Erik Eide; Krüger, Andreas Jørstad. (2024) Does delayed response due to busy ambulances impact the risk of death and hospital service utilisation?. Wennberg International Collaboration , Oslo 2024-09-11 - 2024-09-12
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Academic lectureAsheim, Andreas; Nilsen, Sara Marie; Opdahl, Signe; Risnes, Kari; Magnussen, Elisabeth Balstad; Carlsen, Fredrik. (2024) Størrelse på fødeinstitusjon, reisetid og utfall. Torsdagsundervisning Statsforvalteren 2024-05-16 -
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Academic lectureAsheim, Andreas; Næss, Lars Eide; Krüger, Andreas Jørstad; Uleberg, Oddvar; Dale, Jostein; Haugland, Helge. (2024) Forsvarlig responstid i ambulansetjenesten. Torsdagsundervisning Statsforvalteren 2024-06-16 -
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Academic lectureNæss, Lars Eide; Krüger, Andreas Jørstad; Uleberg, Oddvar; Haugland, Helge; Dale, Jostein; Wattø, Jon-Ola. (2024) Opptatte ambulanser og responstid. Helsetjenesteforskningskonferansen 2024 , Bergen 2024-11-12 - 2024-11-13
2023
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Academic lectureAsheim, Andreas; Nilsen, Sara Marie; Opdahl, Signe; Risnes, Kari; Magnussen, Elisabeth Balstad; Carlsen, Fredrik. (2023) Effekt av volum og reisetid på fødselsutfall i Norge fra 1999 til 2016. Metodemøte OsloMet 2023-02-27 -
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LectureAsheim, Andreas; Nilsen, Sara Marie; Opdahl, Signe; Risnes, Kari; Magnussen, Elisabeth Balstad; Carlsen, Fredrik. (2023) Bedre beslutningsgrunnlag fra registre, er det trygt for fødende å være tilknyttet små sykehus. Tirsdagsundervisning, anestesi , Trondheim 2023-04-25 -
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LectureAsheim, Andreas; Nilsen, Sara Marie; Svedahl, Ellen Rabben; Kaspersen, Silje Lill; Bjerkeset, Ottar; Janszky, Imre. (2023) Risk of self-harm following discharge from acute somatic hospitalisations. Exploring causal inference methods with observational data - visit by Professor Neil Davies , Trondheim 2023-08-31 - 2023-08-31
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Academic lectureAsheim, Andreas; Nilsen, Sara Marie; Næss, Lars Eide; Dale, Jostein; Uleberg, Oddvar; Krüger, Andreas Jørstad. (2023) What is the Consequence of a Delayed Ambulance. Exploring Causal Inference Methods , Trodnheim 2023-08-31 -
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Academic lectureVinjerui, Kristin Hestmann; Nilsen, Sara Marie; Asheim, Andreas; Anthun, Kjartan Sarheim; Pape, Kristine; Carlsen, Fredrik. (2023) General Practitioners ending their practice, impact on health care use. Exploring Causal Inference Methods , Trondheim 2023-08-31 -
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Academic lectureVinjerui, Kristin Hestmann; Aasheim, Andreas; Pape, Kristine; Carlsen, Fredrik; Mjølstad, Bente Prytz; Anthun, Kjartan Sarheim. (2023) Kva skjer når fastlegen sluttar? Helsetenestebruk og død, 2011-2021. Nidaroskongressen , Trondheim 2023-10-26 - 2023-10-26
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PosterNilsen, Sara Marie; Valand, Jonas; Rogne, Tormod; Asheim, Andreas; Weiyao, Yin; Metsälä, Johanna. (2023) Elevated infection risk in lower gestational age groups - most prominent in children but still evident in adults. European Perinatal and Pediatric Epidemiology Conference (EPEC) , Stockholm, Karolinska 2023-09-28 - 2023-09-28
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LectureNilsen, Sara Marie; Asheim, Andreas; Opdahl, Signe; Risnes, Kari; Magnussen, Elisabeth Balstad; Carlsen, Fredrik. (2023) Er det trygt å føde på små sykehus?. Faglunsj 2023-03-08 - 2023-03-08
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Academic lectureVinjerui, Kristin Hestmann; Asheim, Andreas; Nilsen, Sara Marie; Anthun, Kjartan Sarheim; Pape, Kristine; Carlsen, Fredrik. (2023) Brudd i lege- pasientrelasjonen og helsetjenestebruk. Helsetjenesteforskningskonferansen 2023 , Stavanger 2023-11-02 - 2023-11-03
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Academic lectureAsheim, Andreas; Nilsen, Sara Marie; Opdahl, Signe; Magnussen, Elisabeth Balstad; Risnes, Kari; Carlsen, Fredrik. (2023) Perinatal Mortality and Transport Delivery in Similar Populations with different hospital volumes and travel times. Wennberg International Collaborative Fall Meeting 2023 , Pisa 2023-09-14 - 2023-09-14
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Academic lectureAsheim, Andreas; Vinjerui, Kristin Hestmann; Nilsen, Sara Marie; Anthun, Kjartan Sarheim; Pape, Kristine; Carlsen, Fredrik. (2023) General practitioners ending their practice, impact on health care use. Wennberg International Collaborative Fall Meeting 2023 , Pisa 2023-09-14 - 2023-09-15
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LectureAsheim, Andreas; Nilsen, Sara Marie; Opdahl, Signe; Risnes, Kari; Magnussen, Elisabeth Balstad; Carlsen, Fredrik. (2023) Er det trygt å bli født på små sykehus?. Organisering av helsetjenesten: Åpent seminar 11. januar , Trondheim 2023-01-11 -
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Academic lectureAsheim, Andreas; Næss, Lars Eide; Nilsen, Sara Marie; Dale, Jostein; Uleberg, Oddvar; Bjørngaard, Johan Håkon. (2023) Forsvarlig responstid i ambulansetjenesten. Organisering av helsetjenesten , St. Olavs hospital 2023-01-11 -
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PosterBeckstrøm, Sanna Andrea Knarlag; Nilsen, Sara Marie; Pape, Kristine. (2023) Use of specialized healthcare services across gestational ages for individuals aged 0 to 14 years: a population-based study combining registry data and public involvement. European Perinatal and Pediatric Epidemiology Conference , Stockholm 2023-09-28 - 2023-09-28
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LectureAsheim, Andreas; Dale, Jostein; Nilsen, Sara Marie; Bjørngaard, Johan Håkon; Pleym, Lars Eide-Næss. (2023) Forsvarlig responstid i ambulansetjenesten. Faglunsj 2023-02-08 -
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Academic lectureAsheim, Andreas; Nilsen, Sara Marie; Opdahl, Signe; Risnes, Kari; Magnussen, Elisabeth Balstad; Carlsen, Fredrik. (2023) Størrelse på fødeinstitusjon, reisetid og utfall. Perinataldagene 2023 , Lillehammer 2023-11-22 - 2023-11-24
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LectureNilsen, Sara Marie; Asheim, Andreas; Bjørngaard, Johan Håkon. (2023) Organisering av helsetjenesten: Åpent seminar 11. januar. Organisering av helsetjenesten: Åpent seminar 11. januar , Trondheim 2023-01-11 - 2023-01-11
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Academic lectureAsheim, Andreas; Nilsen, Sara Marie; Svedahl, Ellen Rabben; Kaspersen, Silje Lill; Bjerkeset, Ottar; Janszky, Imre. (2023) Risiko for suicid etter utskrivning fra nyoppstått akutt somatisk innleggelse. Helsetjenesteforskningskonferansen2023 2023-11-02 - 2023-11-03
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Academic lectureBjørnelv, Gudrun Maria Waaler; Asheim, Andreas; Nilsen, Sara Marie; Anthun, Kjartan Sarheim; Carlsen, Fredrik; Aam, Stina. (2023) Betydningen av en presset eldreomsorg. Åpent seminar om organisering av helsetjenesten , Trondheim 2023-01-11 - 2023-01-11
2022
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InterviewIsachsen, Henriette Bertheussen; Nilsen, Sara Marie. (2022) Studie: Høyere risiko for utskriving på kveld i travle perioder. https://www.dagensmedisin.no/artikler/2022/06/02/fant-ingen- https://www.dagensmedisin.no/artikler/2022/06/02/fant-ingen- [Journal] 2022-06-02
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Academic lectureAndvig, Jørgen Garberg; Johnsen, Lars Gunnar; Bjørnelv, Gudrun Maria Waaler; Bjørngaard, Johan Håkon; Nilsen, Sara Marie; Asheim, Andreas. (2022) Frakturepidemiologi i Norge 2009-2016. Høstmøtet , Oslo 2022-10-26 - 2022-10-28
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Academic lectureBjørnelv, Gudrun Maria Waaler; Asheim, Andreas; Nilsen, Sara Marie; Anthun, Kjartan Sarheim; Carlsen, Fredrik; Aam, Stina. (2022) Municipal capacity and patient mortality: exploring causal inference on municipal level. European Health Economics Association 2022-08-05 - 2022-08-08
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LectureVinjerui, Kristin Hestmann; Svedahl, Ellen Rabben; Nilsen, Sara Marie; Kaspersen, Silje Lill; Hosar, Rannei; Vie, Gunnhild Åberge. (2022) Forskning viser at ...., men er det sant?. Researchers Night 2022 , NTNU Realfagsbygget 2022-09-30 -
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LectureNilsen, Sara Marie; Asheim, Andreas; Carlsen, Fredrik; Anthun, Kjartan Sarheim; Vatten, Lars Johan; Aam, Stina. (2022) Hvordan påvirker press på sykehuset dødelighet og reinnleggelser for eldre pasienter. Høstmøte for primærhelsetjenesten , Trondheim 2022-10-05 -
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Academic lectureAsheim, Andreas; Nilsen, Sara Marie; Opdahl, Signe; Risnes, Kari; Magnussen, Elisabeth; Carlsen, Fredrik. (2022) Effekt av volum og reisetid på fødselsutfall i Norge fra 1999 til 2016. Helsetjenesteforskningskonferansen 2022 , Tromsø 2022-10-19 -
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LectureAsheim, Andreas; Nilsen, Sara Marie; Opdahl, Signe; Risnes, Kari; Magnussen, Elisabeth; Carlsen, Fredrik. (2022) Effekt av volum og reisetid på fødselsutfall i Norge fra 1999 til 2016. Foredrag for fagavdelingen ved Helse Midt-Norge , HMN Stjørdal 2022-08-27 -
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Academic lectureAsheim, Andreas; Nilsen, Sara Marie; Opdahl, Signe; Risnes, Kari; Magnussen, Elisabeth; Carlsen, Fredrik. (2022) Effects of hospital delivery volume and travel time on birth outcomes in Norway from 2016 to 2022. Health Economics Seminar , ISM 2022-11-02 -
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LectureNilsen, Sara Marie; Asheim, Andreas; Carlsen, Fredrik; Anthun, Kjartan Sarheim; Vatten, Lars Johan; Aam, Stina. (2022) How do busy hospital circumstances affect mortality and readmission within 60 days: a cohort study of 680 000 acute admissions in Norway. Helsetjenesteforskningskonferansen 2022 , Tromsø 2022-10-19 -
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Academic lectureAsheim, Andreas; Nilsen, Sara Marie; Opdahl, Signe; Risnes, Kari; Magnussen, Elisabeth Balstad; Carlsen, Fredrik. (2022) Effekt av volum og reisetid på fødselsutfall i Norge fra 1999 til 2016. Fagledernettverksmøte , Teams 2022-12-08 -
2021
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LectureBjørngaard, Johan Håkon; Nilsen, Sara Marie; Asheim, Andreas; Carlsen, Fredrik; Anthun, Kjartan Sarheim; Johnsen, Lars Gunnar. (2021) Tid til operasjon og 60-dagers mortalitet i perioder med mange samtidige akuttkirurgiske pasienter- En analyse av 60 000 hoftebruddpasienter. Seminar HUNT , Zoom 2021-02-12 - 2021-02-12
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LectureNilsen, Sara Marie; Asheim, Andreas; Carlsen, Fredrik; Anthun, Kjartan Sarheim; Johnsen, Lars Gunnar; Vatten, Lars Johan. (2021) Tid til akutt kirurgi - er det no viktig da?. Internundervisning , Zoom 2021-04-27 - 2021-04-27
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LectureNilsen, Sara Marie; Asheim, Andreas; Carlsen, Fredrik; Anthun, Kjartan Sarheim; Johnsen, Lars Gunnar; Vatten, Lars. (2021) Tid til operasjon og 60-dagers mortalitet i perioder med mange samtidige akuttkirurgiske pasienter- En analyse av 60 000 hoftebruddpasienter. Internundervisning , Norsk helsenett 2021-02-03 - 2021-02-03
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LectureNilsen, Sara Marie; Asheim, Andreas; Carlsen, Fredrik; Anthun, Kjartan Sarheim; Johnsen, Lars Gunnar; Vatten, Lars Johan. (2021) Hoftebrudd i travle tider. Fredagsforelesning , Trondheim 2021-11-05 - 2021-11-05
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LectureAsheim, Andreas; Nilsen, Sara Marie. (2021) Natural Experiments in Health Services Research - Regforsk. Digitalization in healthcare , Trondheim 2021-11-04 - 2021-11-04
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InterviewBrandslet, Steinar; Bjørngaard, Johan Håkon; Johnsen, Lars Gunnar; Asheim, Andreas; Nilsen, Sara Marie. (2021) Flere dør av hoftebrudd når kirurgen har det travelt. Gemini Gemini [Internet] 2021-02-08
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LectureBjørngaard, Johan Håkon; Asheim, Andreas; Nilsen, Sara Marie; Carlsen, Fredrik; Anthun, Kjartan Sarheim; Johnsen, Lars Gunnar. (2021) Tid til operasjon og 60-dagers mortalitet i perioder med mange samtidige akuttkirurgiske pasienter- En analyse av 60 000 hoftebruddpasienter. Regionalt fagledernettverk for ortopedi , Zoom 2021-03-19 - 2021-03-19
2020
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Academic lectureNilsen, Sara Marie; Asheim, Andreas; Carlsen, Fredrik; Anthun, Kjartan Sarheim; Johnsen, Lars Gunnar; Vatten, Lars. (2020) Utsatte operasjoner og 60-dagers mortalitet blant hoftebruddspasienter i perioder med mange samtidige kirurgiske pasienter. Regforsk - Faglunsj , NTNU 2020-09-23 -
2019
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Academic lectureBjørngaard, Johan Håkon; Nilsen, Sara Marie; Asheim, Andreas; Anthun, Kjartan Sarheim; Carlsen, Fredrik; Vatten, Lars Johan. (2019) Fremskyndet utskrivning etter hoftebrudd og risiko for død. Helsetjenesteforskningskonferansen 2019 , Trondheim 2019-03-12 - 2019-03-13
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PosterHalvorsen, Anne G H Van Der Meer; Pettersen, Ann Louise; Nilsen, Sara Marie; Halle, Kari Krizak; SCHAANNING, ELLEN E.; Horn, Siv Anita. (2019) Changes in American Spinal Injury Association Impairment Scale grades during primary rehabilitation for patients with traumatic spinal cord injury. 58 th ISCoS annual scientific meeting , Nice 2019-11-05 - 2019-11-07
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Academic lectureAsheim, Andreas; Bjørnsen, Lars Petter Bache-Wiig; Uleberg, Oddvar; Næss-Pleym, Lars E.; Dale, Jostein; Nilsen, Sara Marie. (2019) Sanntidsprediksjon av pasientankomster med data fra AMK. Helsetjenesteforskningskonferansen 2019 , Trondheim 2019-03-12 - 2019-03-13
2018
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Academic lectureAsheim, Andreas; Nilsen, Sara Marie; Carlsen, Fredrik; Dale, Jostein; Bjørnsen, Lars Petter Bache-Wiig; Uleberg, Oddvar. (2018) Emergency department delays and risk of death within 30 days - An instrumental variable analysis. 25th NOFE Conference , Trondheim 2018-11-14 - 2018-11-15
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LectureAsheim, Andreas; Nilsen, Sara Marie; Carlsen, Fredrik; Næss-Pleym, Lars E.; Uleberg, Oddvar; Dale, Jostein. (2018) Prolonged length of emergency department stay and risk of death within 30 days – an instrumental variable analysis. Fagmøte , Trondheim 2018-06-15 - 2018-06-15
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LectureNilsen, Sara Marie; Tøndel, Gunhild. (2018) Kvalitative intervju: Håndtering av kapasitetspress i spesialisthelsetjenesten. Fagmøte , Trondheim 2018-04-06 - 2018-04-06
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LectureAsheim, Andreas; Bjørnsen, Lars Petter Bache-Wiig; Næss-Pleym, Lars E.; Uleberg, Oddvar; Dale, Jostein; Nilsen, Sara Marie. (2018) Forecasting time-distribution of emergency department arrivals. Fagmøte , Trondheim 2018-02-16 - 2018-02-16
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LectureAsheim, Andreas; Nilsen, Sara Marie; Carlsen, Fredrik; Næss-Pleym, Lars E.; Uleberg, Oddvar; Dale, Jostein. (2018) Akuttmottaket – er forlenget oppholdstid et problem for pasientsikkerheten?. Fagmøte , Stjørdal 2018-09-25 - 2018-09-25
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LectureAsheim, Andreas; Nilsen, Sara Marie; Carlsen, Fredrik; Næss-Pleym, Lars E.; Uleberg, Oddvar; Bjørnsen, Lars Petter Bache-Wiig. (2018) Akuttmottaket – er forlenget oppholdstid et problem for pasientsikkerheten?. Fagmøte for ledelsen , Trondheim 2018-09-04 - 2018-09-04
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LectureBjørngaard, Johan Håkon; Nilsen, Sara Marie; Asheim, Andreas; Kaspersen, Silje Lill; Anthun, Kjartan Sarheim; Skarshaug, Lena Janita. (2018) Sommerseminar om kapasitetspress i helsetjenesten. Seminar med brukerorganisasjoner og klinikere 2018-06-13 - 2018-06-13
2017
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LectureAsheim, Andreas; Nilsen, Sara Marie; Toch-Marquardt, Marlen; Anthun, Kjartan Sarheim; Johnsen, Lars Gunnar; Bjørngaard, Johan Håkon. (2017) Time of admission and discharge for hip fracture patients. The association with hospital length of stay and mortality. Fagmøte , Trondheim 2017-11-03 - 2017-11-03