Impact of Media Coverage on Influenza Vaccine Coverage in Elderly Individuals from 2020 to 2021 in the Republic of Korea

Increased awareness of adverse events following immunization (AEFI) can disrupt vaccination programs. In South Korea, a report of alleged influenza vaccine-related deaths attracted significant media attention in 2020. We retrieved the vaccination coverage and AEFI data to determine their association...

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Main Authors: Yunhyung Kwon, Young June Choe, Jae-Won Yun, Hee Kyoung Kim, Sungnam Kim, Chaemin Chun, Yeon Haw Jung, HeeJung Kim, Hyun-kyung Oh, Yeonkyoeng Lee, Jae Young Lee, Seon Kui Lee, Young-Joon Park
Format: Article
Language:English
Published: MDPI AG 2021-04-01
Series:Vaccines
Subjects:
Online Access:https://www.mdpi.com/2076-393X/9/4/367
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author Yunhyung Kwon
Young June Choe
Jae-Won Yun
Hee Kyoung Kim
Sungnam Kim
Chaemin Chun
Yeon Haw Jung
HeeJung Kim
Hyun-kyung Oh
Yeonkyoeng Lee
Jae Young Lee
Seon Kui Lee
Young-Joon Park
author_facet Yunhyung Kwon
Young June Choe
Jae-Won Yun
Hee Kyoung Kim
Sungnam Kim
Chaemin Chun
Yeon Haw Jung
HeeJung Kim
Hyun-kyung Oh
Yeonkyoeng Lee
Jae Young Lee
Seon Kui Lee
Young-Joon Park
author_sort Yunhyung Kwon
collection DOAJ
description Increased awareness of adverse events following immunization (AEFI) can disrupt vaccination programs. In South Korea, a report of alleged influenza vaccine-related deaths attracted significant media attention in 2020. We retrieved the vaccination coverage and AEFI data to determine their association with media coverage. Between 2015 and 2019, the vaccination coverage rate ranged between 80.5% and 83.3%; however, the vaccination coverage rate declined significantly from 2020 to 2021 to 73.6% (<i>p</i> < 0.0001). During the 43rd week of 2020, following a large amount of media coverage on vaccine safety issues, the number of cases with AEFI reached 60. Between 2015 and 2020, the mortality rate ratios for influenza vaccines and non-vaccines ranged between 0.1296 (95% confidence interval (CI), 0.1262–0.1331, <i>p</i> < 0.0001) and 0.1608 (95% CI, 0.1572–0.1644, <i>p</i> < 0.0001). Vaccine safety surveillance should be continued in conjunction with investigation and transparent risk communication to maintain public trust in vaccines and vaccinations.
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spelling doaj.art-2d5aadfb73dd4dfb8e903de99e754ba42023-11-21T14:58:14ZengMDPI AGVaccines2076-393X2021-04-019436710.3390/vaccines9040367Impact of Media Coverage on Influenza Vaccine Coverage in Elderly Individuals from 2020 to 2021 in the Republic of KoreaYunhyung Kwon0Young June Choe1Jae-Won Yun2Hee Kyoung Kim3Sungnam Kim4Chaemin Chun5Yeon Haw Jung6HeeJung Kim7Hyun-kyung Oh8Yeonkyoeng Lee9Jae Young Lee10Seon Kui Lee11Young-Joon Park12Director for Epidemiological Investigation Analysis, Korea Disease Control and Prevention Agency, Cheongju 28159, KoreaDepartment of Pediatrics, Korea University Anam Hospital, Seoul 02841, KoreaDirector for Epidemiological Investigation Analysis, Korea Disease Control and Prevention Agency, Cheongju 28159, KoreaDirector for Epidemiological Investigation Analysis, Korea Disease Control and Prevention Agency, Cheongju 28159, KoreaDirector for Epidemiological Investigation Analysis, Korea Disease Control and Prevention Agency, Cheongju 28159, KoreaDirector for Epidemiological Investigation Analysis, Korea Disease Control and Prevention Agency, Cheongju 28159, KoreaDirector for Epidemiological Investigation Analysis, Korea Disease Control and Prevention Agency, Cheongju 28159, KoreaDirector for Epidemiological Investigation Analysis, Korea Disease Control and Prevention Agency, Cheongju 28159, KoreaDirector for Epidemiological Investigation Analysis, Korea Disease Control and Prevention Agency, Cheongju 28159, KoreaDirector for Epidemiological Investigation Analysis, Korea Disease Control and Prevention Agency, Cheongju 28159, KoreaDirector for Epidemiological Investigation Analysis, Korea Disease Control and Prevention Agency, Cheongju 28159, KoreaDirector for Epidemiological Investigation Analysis, Korea Disease Control and Prevention Agency, Cheongju 28159, KoreaDirector for Epidemiological Investigation Analysis, Korea Disease Control and Prevention Agency, Cheongju 28159, KoreaIncreased awareness of adverse events following immunization (AEFI) can disrupt vaccination programs. In South Korea, a report of alleged influenza vaccine-related deaths attracted significant media attention in 2020. We retrieved the vaccination coverage and AEFI data to determine their association with media coverage. Between 2015 and 2019, the vaccination coverage rate ranged between 80.5% and 83.3%; however, the vaccination coverage rate declined significantly from 2020 to 2021 to 73.6% (<i>p</i> < 0.0001). During the 43rd week of 2020, following a large amount of media coverage on vaccine safety issues, the number of cases with AEFI reached 60. Between 2015 and 2020, the mortality rate ratios for influenza vaccines and non-vaccines ranged between 0.1296 (95% confidence interval (CI), 0.1262–0.1331, <i>p</i> < 0.0001) and 0.1608 (95% CI, 0.1572–0.1644, <i>p</i> < 0.0001). Vaccine safety surveillance should be continued in conjunction with investigation and transparent risk communication to maintain public trust in vaccines and vaccinations.https://www.mdpi.com/2076-393X/9/4/367influenzavaccinevaccinationsafetydeathmortality
spellingShingle Yunhyung Kwon
Young June Choe
Jae-Won Yun
Hee Kyoung Kim
Sungnam Kim
Chaemin Chun
Yeon Haw Jung
HeeJung Kim
Hyun-kyung Oh
Yeonkyoeng Lee
Jae Young Lee
Seon Kui Lee
Young-Joon Park
Impact of Media Coverage on Influenza Vaccine Coverage in Elderly Individuals from 2020 to 2021 in the Republic of Korea
Vaccines
influenza
vaccine
vaccination
safety
death
mortality
title Impact of Media Coverage on Influenza Vaccine Coverage in Elderly Individuals from 2020 to 2021 in the Republic of Korea
title_full Impact of Media Coverage on Influenza Vaccine Coverage in Elderly Individuals from 2020 to 2021 in the Republic of Korea
title_fullStr Impact of Media Coverage on Influenza Vaccine Coverage in Elderly Individuals from 2020 to 2021 in the Republic of Korea
title_full_unstemmed Impact of Media Coverage on Influenza Vaccine Coverage in Elderly Individuals from 2020 to 2021 in the Republic of Korea
title_short Impact of Media Coverage on Influenza Vaccine Coverage in Elderly Individuals from 2020 to 2021 in the Republic of Korea
title_sort impact of media coverage on influenza vaccine coverage in elderly individuals from 2020 to 2021 in the republic of korea
topic influenza
vaccine
vaccination
safety
death
mortality
url https://www.mdpi.com/2076-393X/9/4/367
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