Adverse reaction characteristics of five COVID-19 vaccines across different technology platforms: a pooled analysis of nine clinical trials

Background Evidence regarding the comparative safety of different COVID-19 vaccines remains limited. This study aims to characterize and compare the safety profiles of five COVID-19 vaccines in terms of adverse reactions after immunization.Research design and methods We conducted a retrospective ana...

Full description

Saved in:
Bibliographic Details
Main Authors: Yue Liu, Qian Liu, Lai-Run Jin, Wei-Wei Han, Ming-Wei Wei, Si-Yue Jia, Feng-Cai Zhu, Jing-Xin Li
Format: Article
Language:English
Published: Taylor & Francis Group 2025-12-01
Series:Expert Review of Vaccines
Subjects:
Online Access:https://www.tandfonline.com/doi/10.1080/14760584.2025.2502031
Tags: Add Tag
No Tags, Be the first to tag this record!
_version_ 1850193476029775872
author Yue Liu
Qian Liu
Lai-Run Jin
Wei-Wei Han
Ming-Wei Wei
Si-Yue Jia
Feng-Cai Zhu
Jing-Xin Li
author_facet Yue Liu
Qian Liu
Lai-Run Jin
Wei-Wei Han
Ming-Wei Wei
Si-Yue Jia
Feng-Cai Zhu
Jing-Xin Li
author_sort Yue Liu
collection DOAJ
description Background Evidence regarding the comparative safety of different COVID-19 vaccines remains limited. This study aims to characterize and compare the safety profiles of five COVID-19 vaccines in terms of adverse reactions after immunization.Research design and methods We conducted a retrospective analysis of adverse reactions reported among adults aged 18–59 years from nine clinical trials. The analyzed vaccines included inactivated, recombinant protein, intranasal influenza-vectored, aerosolized and intramuscular Ad5 vectored COVID-19 vaccines. Factor analysis and association rule analysis were used to characterize adverse reaction patterns, while multivariate logistic regression was employed to assess the influence of vaccine type and demographic factors.Results Inactivated, recombinant, and intramuscular Ad5 vectored vaccines commonly caused injection site pain, fatigue, headache, and pyrexia from the SOC of ‘General disorders and administration site conditions.’ Intranasal influenza-vectored vaccines mainly cause respiratory symptoms such as rhinorrhea and nasal congestion, while dry mouth and oropharyngeal pain from ‘Gastrointestinal disorders’ were primarily observed in aerosolized Ad5 vectored vaccines. Younger age (p < 0.001), female sex (p = 0.001), comorbidities (p < 0.001), and intramuscular Ad5 vectored vaccines (p < 0.001) were significantly associated with higher adverse reaction risks.Conclusions COVID-19 vaccines developed through different technological approaches have distinct adverse reaction profiles.
format Article
id doaj-art-ec06ca2edbe94bcfa6cb2edde230e80d
institution OA Journals
issn 1476-0584
1744-8395
language English
publishDate 2025-12-01
publisher Taylor & Francis Group
record_format Article
series Expert Review of Vaccines
spelling doaj-art-ec06ca2edbe94bcfa6cb2edde230e80d2025-08-20T02:14:15ZengTaylor & Francis GroupExpert Review of Vaccines1476-05841744-83952025-12-0124133934910.1080/14760584.2025.2502031Adverse reaction characteristics of five COVID-19 vaccines across different technology platforms: a pooled analysis of nine clinical trialsYue Liu0Qian Liu1Lai-Run Jin2Wei-Wei Han3Ming-Wei Wei4Si-Yue Jia5Feng-Cai Zhu6Jing-Xin Li7School of Public Health, Southeast University, Nanjing, ChinaSchool of Public Health, Southeast University, Nanjing, ChinaSchool of Public Health, Southeast University, Nanjing, ChinaSchool of Public Health, National Vaccine Innovation Platform, Nanjing Medical University, Nanjing, ChinaJiangsu Provincial Medical Innovation Center, National Health Commission Key Laboratory of Enteric Pathogenic Microbiology, Jiangsu Provincial Center for Disease Control and Prevention (Jiangsu Provincial Academy of Preventive Medicine), Nanjing, ChinaJiangsu Provincial Medical Innovation Center, National Health Commission Key Laboratory of Enteric Pathogenic Microbiology, Jiangsu Provincial Center for Disease Control and Prevention (Jiangsu Provincial Academy of Preventive Medicine), Nanjing, ChinaSchool of Public Health, Southeast University, Nanjing, ChinaSchool of Public Health, Southeast University, Nanjing, ChinaBackground Evidence regarding the comparative safety of different COVID-19 vaccines remains limited. This study aims to characterize and compare the safety profiles of five COVID-19 vaccines in terms of adverse reactions after immunization.Research design and methods We conducted a retrospective analysis of adverse reactions reported among adults aged 18–59 years from nine clinical trials. The analyzed vaccines included inactivated, recombinant protein, intranasal influenza-vectored, aerosolized and intramuscular Ad5 vectored COVID-19 vaccines. Factor analysis and association rule analysis were used to characterize adverse reaction patterns, while multivariate logistic regression was employed to assess the influence of vaccine type and demographic factors.Results Inactivated, recombinant, and intramuscular Ad5 vectored vaccines commonly caused injection site pain, fatigue, headache, and pyrexia from the SOC of ‘General disorders and administration site conditions.’ Intranasal influenza-vectored vaccines mainly cause respiratory symptoms such as rhinorrhea and nasal congestion, while dry mouth and oropharyngeal pain from ‘Gastrointestinal disorders’ were primarily observed in aerosolized Ad5 vectored vaccines. Younger age (p < 0.001), female sex (p = 0.001), comorbidities (p < 0.001), and intramuscular Ad5 vectored vaccines (p < 0.001) were significantly associated with higher adverse reaction risks.Conclusions COVID-19 vaccines developed through different technological approaches have distinct adverse reaction profiles.https://www.tandfonline.com/doi/10.1080/14760584.2025.2502031Adverse reactionsaerosolized Ad5 vectored vaccineCOVID-19 vaccinesinactivated vaccineintramuscular Ad5 vectored vaccineintranasal influenza-vectored vaccine
spellingShingle Yue Liu
Qian Liu
Lai-Run Jin
Wei-Wei Han
Ming-Wei Wei
Si-Yue Jia
Feng-Cai Zhu
Jing-Xin Li
Adverse reaction characteristics of five COVID-19 vaccines across different technology platforms: a pooled analysis of nine clinical trials
Expert Review of Vaccines
Adverse reactions
aerosolized Ad5 vectored vaccine
COVID-19 vaccines
inactivated vaccine
intramuscular Ad5 vectored vaccine
intranasal influenza-vectored vaccine
title Adverse reaction characteristics of five COVID-19 vaccines across different technology platforms: a pooled analysis of nine clinical trials
title_full Adverse reaction characteristics of five COVID-19 vaccines across different technology platforms: a pooled analysis of nine clinical trials
title_fullStr Adverse reaction characteristics of five COVID-19 vaccines across different technology platforms: a pooled analysis of nine clinical trials
title_full_unstemmed Adverse reaction characteristics of five COVID-19 vaccines across different technology platforms: a pooled analysis of nine clinical trials
title_short Adverse reaction characteristics of five COVID-19 vaccines across different technology platforms: a pooled analysis of nine clinical trials
title_sort adverse reaction characteristics of five covid 19 vaccines across different technology platforms a pooled analysis of nine clinical trials
topic Adverse reactions
aerosolized Ad5 vectored vaccine
COVID-19 vaccines
inactivated vaccine
intramuscular Ad5 vectored vaccine
intranasal influenza-vectored vaccine
url https://www.tandfonline.com/doi/10.1080/14760584.2025.2502031
work_keys_str_mv AT yueliu adversereactioncharacteristicsoffivecovid19vaccinesacrossdifferenttechnologyplatformsapooledanalysisofnineclinicaltrials
AT qianliu adversereactioncharacteristicsoffivecovid19vaccinesacrossdifferenttechnologyplatformsapooledanalysisofnineclinicaltrials
AT lairunjin adversereactioncharacteristicsoffivecovid19vaccinesacrossdifferenttechnologyplatformsapooledanalysisofnineclinicaltrials
AT weiweihan adversereactioncharacteristicsoffivecovid19vaccinesacrossdifferenttechnologyplatformsapooledanalysisofnineclinicaltrials
AT mingweiwei adversereactioncharacteristicsoffivecovid19vaccinesacrossdifferenttechnologyplatformsapooledanalysisofnineclinicaltrials
AT siyuejia adversereactioncharacteristicsoffivecovid19vaccinesacrossdifferenttechnologyplatformsapooledanalysisofnineclinicaltrials
AT fengcaizhu adversereactioncharacteristicsoffivecovid19vaccinesacrossdifferenttechnologyplatformsapooledanalysisofnineclinicaltrials
AT jingxinli adversereactioncharacteristicsoffivecovid19vaccinesacrossdifferenttechnologyplatformsapooledanalysisofnineclinicaltrials