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Effectiveness of Heterologous COVID-19 Vaccine Booster in Korean Elderly Population, 2022.
Park, Seon Kyeong; Choe, Young June; Jang, Eun Jung; Kim, Ryu Kyung; Lee, Sang-Won; Kwon, Geun-Yong; Shin, Jeeyeon; Choi, Sang-Yoon; Jeong, Mi Jin; Park, Young-Joon.
  • Park SK; Korea Disease Control and Prevention Agency, Cheongju, Korea.
  • Choe YJ; Korea University Anam Hospital and Allergy and Immunology Center, Korea University, Seoul, Korea.
  • Jang EJ; Korea Disease Control and Prevention Agency, Cheongju, Korea.
  • Kim RK; Korea Disease Control and Prevention Agency, Cheongju, Korea.
  • Lee SW; Korea Disease Control and Prevention Agency, Cheongju, Korea.
  • Kwon GY; Korea Disease Control and Prevention Agency, Cheongju, Korea.
  • Shin J; Korea Disease Control and Prevention Agency, Cheongju, Korea.
  • Choi SY; Korea Disease Control and Prevention Agency, Cheongju, Korea.
  • Jeong MJ; Korea Disease Control and Prevention Agency, Cheongju, Korea.
  • Park YJ; Korea Disease Control and Prevention Agency, Cheongju, Korea. pahmun@korea.kr.
J Korean Med Sci ; 38(19): e143, 2023 May 15.
Article in English | MEDLINE | ID: covidwho-2318011
ABSTRACT
We conducted a cohort study to assess vaccine effectiveness (VE) of coronavirus disease 2019 vaccine combinations on severe acute respiratory syndrome coronavirus 2 critical infection and death among elderly population in Korea. From January to August 2022, VE against death for 4 doses mRNA recipients was 96.1%, whereas 1-dose viral vector + 3-dose mRNA recipients had VE of 90.8%.
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Full text: Available Collection: International databases Database: MEDLINE Main subject: COVID-19 Type of study: Cohort study / Experimental Studies / Observational study / Prognostic study Topics: Vaccines Limits: Aged / Humans Country/Region as subject: Asia Language: English Journal: J Korean Med Sci Journal subject: Medicine Year: 2023 Document Type: Article

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Full text: Available Collection: International databases Database: MEDLINE Main subject: COVID-19 Type of study: Cohort study / Experimental Studies / Observational study / Prognostic study Topics: Vaccines Limits: Aged / Humans Country/Region as subject: Asia Language: English Journal: J Korean Med Sci Journal subject: Medicine Year: 2023 Document Type: Article