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Volume 30, Number 11—November 2024
Research

Risk for Facial Palsy after COVID-19 Vaccination, South Korea, 2021–2022

Dongwon Yoon1, Kyungyeon Jung1, Ju Hwan Kim, Hwa Yeon Ko, Byeol-A Yoon2, Ju-Young Shin2Comments to Author , and CoVaSC Investigators
Author affiliation: Sungkyunkwan University Department of Biohealth Regulatory Science, Suwon, South Korea (D. Yoon, K. Jung, J.H. Kim, J.-Y. Shin); Sungkyunkwan University School of Pharmacy, Suwon (D. Yoon, J.H. Kim, H.Y. Ko, J.-Y. Shin); Dong-A University College of Medicine Department of Neurology, Busan, South Korea (B.-A. Yoon); Sungkyunkwan University Samsung Advanced Institute for Health Sciences & Technology (SAIHST), Seoul, South Korea (J.-Y. Shin)

Main Article

Figure 1

Flowchart of participant selection in study of risk for facial palsy after COVID-19 vaccination in South Korea, 2021–2022. The Korea Disease Control and Prevention Agency database has operated since 2020 and collects information on age, sex, type of vaccine and lot number, vaccinating healthcare provider, and date of vaccination for all COVID-19 vaccines. The National Health Information Database includes data collected by the National Health Insurance Service, which is the single-payer health insurance in South Korea, covering 97% of total population (≈50 million persons). The overall positive predictive value of the diagnoses recorded in the National Health Information Database is 82%.

Figure 1. Flowchart of participant selection in study of risk for facial palsy after COVID-19 vaccination in South Korea, 2021–2022. The Korea Disease Control and Prevention Agency database has operated since 2020 and collects information on age, sex, type of vaccine and lot number, vaccinating healthcare provider, and date of vaccination for all COVID-19 vaccines. The National Health Information Database includes data collected by the National Health Insurance Service, which is the single-payer health insurance in South Korea, covering 97% of total population (≈50 million persons). The overall positive predictive value of the diagnoses recorded in the National Health Information Database is 82%.

Main Article

1These first authors contributed equally to this article.

2These last authors contributed equally to this article.

Page created: August 28, 2024
Page updated: October 22, 2024
Page reviewed: October 22, 2024
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