Predictive factors of hesitancy to vaccination against SARS-CoV-2 virus in young adults in Spain

Widespread population vaccination against the SARS-CoV-2 virus is a matter of great interest to public health as it is the main pharmacological measure to contain the COVID-19 pandemic. Hesitancy/reluctance to vaccination has become a main barrier to containing the pandemic. Young adults are the age...

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Autores: Mateo Canedo, Corel|||0000-0002-0620-9257, Sanabria-Mazo, Juan P.|||0000-0003-1688-435X, Comendador Vázquez, Laura|||0000-0002-5221-4794, Rojas, Juan Sebastián, Carmona Cervelló, Meritxell|||0000-0003-0907-9168, Crespo-Puig, Neus|||0000-0001-8036-6739, Anyosa, Fiorella|||0000-0002-0088-0218, Selva Olid, Clara|||0000-0001-7390-9889, Feliu-Soler, Albert|||0000-0003-2810-7670, Cardoner, Narcís|||0000-0001-9633-0888, Deus Yela, Juan|||0000-0002-3305-2662, Luciano, Juan Vicente|||0000-0003-0750-1599, Méndez Ulrich, Jorge Luis|||0000-0001-9718-0607, Sanz Ruiz, Antoni|||0000-0002-7952-4477
Tipo de recurso: artículo
Fecha de publicación:2023
País:España
Institución:Universitat Autònoma de Barcelona
Repositorio:Dipòsit Digital de Documents de la UAB
Idioma:inglés
OAI Identifier:oai:ddd.uab.cat:281667
Acceso en línea:https://ddd.uab.cat/record/281667
https://dx.doi.org/urn:doi:10.1016/j.jvacx.2023.100301
Access Level:acceso abierto
Palabra clave:COVID-19
Hesitancy
Reluctance
Vaccination
Attitudes
Beliefs
Descripción
Sumario:Widespread population vaccination against the SARS-CoV-2 virus is a matter of great interest to public health as it is the main pharmacological measure to contain the COVID-19 pandemic. Hesitancy/reluctance to vaccination has become a main barrier to containing the pandemic. Young adults are the age group with the greatest resistance to vaccination, even in countries with the highest vaccination rates during this pandemic. The objective of this study was to identify the main predictive factors of vaccination intention and profile people with hesitancy/reluctance to vaccinate against SARS-CoV-2 virus in young adults living in Spain during the pandemic. A cross-sectional study was conducted based on the administration of an online survey (PSY-COVID-2) that evaluated the intention of vaccination together with a wide range of sociodemographic, social, cognitive, behavioral and affective variables in a sample of 2210 young adults. 14% of the sample showed hesitancy/reluctance to vaccination at the beginning of their vaccination campaign. A total of 35 factors were associated (small to medium effect sizes) with the intention to get vaccinated. A reduced set of 4 attitudinal and social variables explained 41% of the variability in vaccination intention: attitude to the vaccination, trust in health staff/scientists, conspiracy beliefs about SARS-CoV-2 and time spent being informed about COVID-19. These variables showed good sensitivity/specificity for classifying people as reluctant/not reluctant to vaccination, properly classifying 86% of people. Psychosocial processes related to attitudes, trust and information are the main predictors of vaccination intention in a highly reluctant group such as the young adult population.