Skip to main page content
U.S. flag

An official website of the United States government

Dot gov

The .gov means it’s official.
Federal government websites often end in .gov or .mil. Before sharing sensitive information, make sure you’re on a federal government site.

Https

The site is secure.
The https:// ensures that you are connecting to the official website and that any information you provide is encrypted and transmitted securely.

Access keys NCBI Homepage MyNCBI Homepage Main Content Main Navigation
Comment
. 2021 Apr 17;397(10283):1441-1443.
doi: 10.1016/S0140-6736(21)00762-5. Epub 2021 Mar 30.

Thromboembolism and the Oxford-AstraZeneca COVID-19 vaccine: side-effect or coincidence?

Søren Dinesen Østergaard  1 , Morten Schmidt  2 , Erzsébet Horváth-Puhó  3 , Reimar Wernich Thomsen  3 , Henrik Toft Sørensen  3
Affiliations
Comment

Thromboembolism and the Oxford-AstraZeneca COVID-19 vaccine: side-effect or coincidence?

Søren Dinesen Østergaard et al. Lancet. .
No abstract available

PubMed Disclaimer

Conflict of interest statement

SDØ received the 2020 Lundbeck Foundation Young Investigator Prize. All other authors declare no competing interests. The Department of Clinical Epidemiology is involved in studies with funding from various companies as research grants to (and administered by) Aarhus University. Author contributions and funding details are provided in the appendix.

Comment on

Similar articles

See all similar articles

Cited by

See all "Cited by" articles

References

    1. Ramasamy MN, Minassian AM, Ewer KJ, et al. Safety and immunogenicity of ChAdOx1 nCoV-19 vaccine administered in a prime-boost regimen in young and old adults (COV002): a single-blind, randomised, controlled, phase 2/3 trial. Lancet. 2021;396:1979–1993. - PMC - PubMed
    1. Voysey M, Costa Clemens SA, Madhi SA, et al. Single-dose administration and the influence of the timing of the booster dose on immunogenicity and efficacy of ChAdOx1 nCoV-19 (AZD1222) vaccine: a pooled analysis of four randomised trials. Lancet. 2021;397:881–891. - PMC - PubMed
    1. Wise J. Covid-19: European countries suspend use of Oxford-AstraZeneca vaccine after reports of blood clots. BMJ. 2021;372:n699. - PubMed
    1. European Medicines Agency COVID-19 Vaccine AstraZeneca: PRAC investigating cases of thromboembolic events - vaccine's benefits currently still outweigh risks - update. March 11, 2021. https://www.ema.europa.eu/en/news/covid-19-vaccine-astrazeneca-prac-inve...
    1. Skajaa N, Horváth-Puhó E, Adelborg K, Prandoni P, Rothman KJ, Sørensen HT. Venous thromboembolism in Denmark: seasonality in occurrence and mortality. TH Open. 2019;3:e171–e179. - PMC - PubMed