SWECOV is the Swedish Register-based Research Project on COVID-19. It’s official name is Ett forskningsprogram om covid-19 i Sverige: Smittspridning, bekämpning och effekter på individer och samhälle. SWECOV is a multidisciplinary research collaboration focused on using quantitative methods and comprehensive register data about the whole Swedish population to answer important questions about the consequences of the pandemic.

Read about our ongoing and finished studies below. For more information about the project, and how to apply to participate, look under the About us and Participation pages respectively.

SWECOV studies

• Ongoing

  Was residential nature access a protective factor for the development of mental health problems in the population during the COVID-19 pandemic?

  Olof Östergren, Cecilia Stenfors, and Yan Ma

• Ongoing

  The Impact of COVID-19 Vaccinations and COVID-19 infections on Immune-Mediated Inflammatory Diseases in Sweden

  Ulf. O. Gustafsson, Emily Maresch, Helena Nordenstedt, Maxim Kan, and Anna Mia Ekström

• Ongoing

  Socio-economic differences in Type-1-Diabetes incidence trends during the COVID-19 pandemic

  Dominik Dietler, Elsa Palmqvist, Annelie Carlsson, Jonas Björk, and Olof Östergren

• Ongoing

  Did community testing protect vulnerable groups from severe COVID-19 outcomes? Evidence from Sweden during the first year of the pandemic.

  Jonas Björk, Olof Östergren, Matilda Almgren, Carl Bonander, and Tove Fall

• Ongoing

  The effects of COVID-19 vaccination on cardiovascular outcomes: an analysis exploiting temporal variation in vaccination eligibility

  Anton Nilsson, Carl Bonander, Jonas Björk, Dominik Dietler, and Tove Fall

• Ongoing

  The Lockdown Cohort -effect: The COVID-19 pandemic’s effect on the socioeconomic composition of parents and social inequalities in perinatal health

  Olof Östergren, and Moritz Oberndorfer

• Ongoing

  Vaccine effectiveness identified from age cutoffs

  Adam Altmejd, Dominik Dietler, Tove Fall, Torsten Persson, and Olof Östergren

• Ongoing

  COVID-19 and type 2 diabetes incidence and severity across migration status

  Louise Bennet, Dominik Dietler, and Annelie Carlsson

• Ongoing

  Surveillance of disease outbreaks using health counselling data linked with registers

  Jonas Björk, Dominik Dietler, Tove Fall, Mattias Ohlsson, Atiye Sadat Hashemi, Thomas Eriksson, and Mirfarid Musavian Ghazani

• Ongoing

  Incidence of Type-1-Diabetes before and during the COVID-19 pandemic

  Annelie Carlsson, Dominik Dietler, Elsa Palmqvist, Louise Bennet, and Magnus Jöud

• Ongoing

  Social inequalities in use of mental health care services among young persons during the different phases of the pandemic

  Olof Östergren, Peter Larm, Stefanie Möllborn, Fabrizia Giannotta, Jonas Vlachos, and Helena Svaleryd

• Ongoing

  Utility of real-world mobility data for surveillance of SARS-CoV-2 transmission during the first wave of the pandemic in Sweden

  Dominik Dietler, Thomas Eriksson, Jonas Björk, Joacim Rocklöv, and Henrik Sjödin

• Ongoing

  Effect of the SARS-CoV-2 pandemic on population frailty

  Dominik Dietler, Jonas Björk, and Anton Nilsson

• Ongoing

  How did the COVID-19 pandemic affect learning disparities between immigrants and natives?

  Adam Altmejd, Carina Mood, Jan Jonsson, and Andreas Gustafsson

• Ongoing

  Do migrants have a mortality disadvantage in the care setting? Living arrangement and mortality among elderly migrants in Sweden before and during the COVID-19 pandemic

  Eleonora Mussino, Sol Juarez, Anna Meyer, Gunnar Andersson, Karin Modig, and Sven Drefahl

• Published

  Remote Instruction and Student Mental Health. Swedish Evidence from the Pandemic

  Evelina Björkegren, Helena Svaleryd , and Jonas Vlachos

• Ongoing

  Civic Capital, Crisis, and Health Behaviours during the Covid-19 Pandemic in Sweden

  Olof Östergren, and Bartholomew Konechni

• Published

  COVID-19 Mortality and the Structural Characteristics of Long-Term Care Facilities: Evidence from Sweden

  Rasmus Broms, Carl Dahlström, Jenna Najar, and Marina Nistotskaya

• Published

  Earnings Losses and the Role of the Welfare State During the COVID-19 Pandemic: Evidence from Sweden

  Adrian Adermon, Lisa Laun, Patrik Lind, Martin Olsson, Jan Sauermann, and Anna Sjögren

• Ongoing

  The impact of private and public providers of vaccination

  Helena Svaleryd, Jonas Vlachos, and Jaroslav Yakymovych

• Ongoing

  Exploring Health System Resilience of Essential Health Services During COVID-19 in Sweden: A Cross-Regional Analysis within Socioeconomic Context

  Helena Nordenstedt, Emily Maresch, My Fridell, and Anna Mia Ekström

• Published

  Inequality and COVID-19 in Sweden: Relative risks of nine bad life events, by four social gradients, in pandemic vs. prepandemic years

  Adam Altmejd, Evelina Björkegren, Torsten Persson, and Olof Östergren

• Ongoing

  Heterogeneous impacts of COVID-19 on incomes

  Adrian Adermon, Lisa Laun, Costanza Naguib, Martin Olsson, Jan Sauermann, and Anna Sjögren

• Ongoing

  The Impact of the COVID-19 Pandemic on the Surgical Treatment of Colorectal Cancer Patients in Sweden

  Anders Hansson Elliot, AnnaMia Ekström, and Ulf Gustafsson

• Ongoing

  Did COVID-19 have lasting effects on the spatial allocation of local services?

  Oskar Nordström Skans, Adam Gill, and Lena Hensvik

• Ongoing

  Age at migration and COVID-19

  Oskar Nordström Skans, Olof Åslund, Erik Grönqvist, and Tram Pham

• Ongoing

  Inequalities in mortality going in and out of the pandmic: The contribution of age and cause of death to changes in life expectancy by education during 2015-2022.

  Olle Lundberg, Olof Östergren, Adam Altmejd, Marcus Ebeling, and Karin Modig

• Ongoing

  Medical scandals and vaccine hesitancy

  Svenja Miltner, and Jonatan Riberth

• Ongoing

  Individual and aggregate consequences of post-covid conditions

  Adam Altmejd, Torsten Persson, Olof Östergren, Anna Mia Ekström, Oskar Nordström Skans, Maxim Kan, and Nicola Orsini

• Ongoing

  Pre-Booked Appointment Letters for Increasing Vaccination Coverage in Target Populations

  Tove Fall, Georgios Varotsis, Carl Bonander, Anna Sarkadi, Helena Svaleryd, and Ulf Hammar