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1-year risks of cancers associated with Covid-19 vaccination

6 hours ago
  • #cancer risk
  • #vaccination
  • #COVID-19
  • Study examines 1-year cancer risks post-COVID-19 vaccination in South Korea.
  • Data from 8,407,849 individuals analyzed from 2021-2023.
  • Increased risks found for thyroid, gastric, colorectal, lung, breast, and prostate cancers.
  • Risks varied by vaccine type: cDNA, mRNA, and heterologous vaccines.
  • Higher risks observed in males for gastric and lung cancers; females for thyroid and colorectal cancers.
  • Younger individuals (≤65 years) more vulnerable to thyroid and breast cancers; older (≥75) to prostate cancer.
  • Booster doses linked to higher risks of gastric and pancreatic cancers.
  • Study suggests need for further research on causal relationships and optimal vaccination strategies.