Conference Abstract | Volume 8, Abstract ELIC202553 (Oral 071) | Published:  18 Aug 2025

Study of the factors associated with the acceptability of the coronavirus vaccine in adults in Kinshasa in the commune of Lemba in 2022

Rodrigue Mabudi Nakasala1,&, Fatoumata Binetou Diongue2, Mouhamadou Faly Ba2, Amadou Ibra Dallo2

1DRC Ministry of Health, Kinshasa, DRC, 2Institute of Health and Development of Cheikh Anta Diop University of Senegal, Dakar, Senegal

&Corresponding author: Rodrigue Mabudi Nakasala, DRC Ministry of Health, Kinshasa, DRC,  Email: rodriguenakasala99@gmail.com

Received: 31 May 2025, Accepted: 09 Mar 2025, Published: 18 Aug 2025

Domain: Infectious Disease Epidemiology

This is part of the Proceedings of the ECOWAS 2nd Lassa fever International Conference in Abidjan, September 8 – 11, 2025

Keywords: Acceptance, vaccine, COVID-19, adult, DRC

©Rodrigue Mabudi Nakasala et al. Journal of Interventional Epidemiology and Public Health (ISSN: 2664-2824). This is an Open Access article distributed under the terms of the Creative Commons Attribution International 4.0 License (https://creativecommons.org/licenses/by/4.0/), which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly cited.

Cite this article: Rodrigue Mabudi Nakasala et al., Study of the factors associated with the acceptability of the coronavirus vaccine in adults in Kinshasa in the commune of Lemba in 2022. Journal of Interventional Epidemiology and Public Health. 2025;8(ConfPRoc5):00071. https://doi.org/10.37432/JIEPH-CONFPRO5-00071

Introduction

The coronavirus disease 2019 (COVID-19) is a global pandemic caused by the novel coronavirus SARS-CoV-2. The main challenge in COVID-19 vaccination is vaccine acceptance. In this study, we aimed to investigate the factors associated with vaccine acceptance among adults in Kinshasa, specifically in the Lemba commune, in 2022.

Methods

A descriptive and analytical cross-sectional study was conducted in Kinshasa, DRC, f.rom December 1st to December 31st, 2022. The study included adult men and women who had resided in Lemba commune for at least 6 months. A two-stage random sampling technique was used, and data were collected through individual interviews at participants’ homes after obtaining their consent. Data were entered into Epi Info 7, and descriptive and multivariate analysis was performed using logistic regression with R software, version 4.0.5.

Results

A total of 422 households were surveyed, with participants’ ages ranging from 19 to 70 years and a mean age of 35.38 years ± 9.84 years. The majority of participants were aged 25 to 59 years (93.8%), and there were more women than men (81.5%). Most participants were single (68%), and 72% had a university level of education. Approximately 43.4% of respondents had accepted the COVID-19 vaccine. Factors associated with vaccine acceptance included a history of chronic illness (ORa=0.69 [0.27-1.71]), exposure to misinformation or vaccine hesitancy from social media (0.22 [0.11-0.42]) and media (ORa=0.16 [0.05-0.21]), fear of vaccine side effects (ORa=0.74 [0.40-1.38]), fear that the vaccine would endanger life (ORa=0.63 [0.35-1.12]), vaccine hesitancy (ORa=0.04 [0.01-0.08]), and ease of getting vaccinated (ORa=0.83 [0.36-0.91]).

Conclusion

Several factors associated with COVID-19 vaccine acceptance were identified in our study population. It is important to address these factors to improve vaccine acceptance.

 
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