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Surveillance of adverse events associated with 145 000 doses of COVID-19 vaccines in a Brazilian municipality.
Martins-Filho, Paulo Ricardo; Santana, Ricardo Ruan Rocha; Cavalcante, Taise Ferreira; Barboza, Waneska de Souza; de Souza, Mércia Feitosa; Góes, Marco Aurelio de Oliveira; Fontes, Ângela Marinho Barreto; da Silva, Marcia Estela Lopes; Tanajura, Diego Moura.
  • Martins-Filho PR; Investigative Pathology Laboratory Federal University of Sergipe AracajuSergipe Brazil Investigative Pathology Laboratory, Federal University of Sergipe, Aracaju, Sergipe, Brazil.
  • Santana RRR; Department of Medicine Federal University of Sergipe LagartoSergipe Brazil Department of Medicine, Federal University of Sergipe, Lagarto, Sergipe, Brazil.
  • Cavalcante TF; Health Sciences Graduate Program Federal University of Sergipe AracajuSergipe Brazil Health Sciences Graduate Program, Federal University of Sergipe, Aracaju, Sergipe, Brazil.
  • Barboza WS; Municipal Health Secretariat Aracaju City Hall Aracaju Brazil Municipal Health Secretariat, Aracaju City Hall, Aracaju, Brazil.
  • de Souza MF; State Health Secretariat Government of Sergipe State Aracaju Brazil State Health Secretariat, Government of Sergipe State, Aracaju, Brazil.
  • Góes MAO; Department of Medicine Federal University of Sergipe LagartoSergipe Brazil Department of Medicine, Federal University of Sergipe, Lagarto, Sergipe, Brazil.
  • Fontes ÂMB; State Health Secretariat Government of Sergipe State Aracaju Brazil State Health Secretariat, Government of Sergipe State, Aracaju, Brazil.
  • da Silva MEL; State Health Secretariat Government of Sergipe State Aracaju Brazil State Health Secretariat, Government of Sergipe State, Aracaju, Brazil.
  • Tanajura DM; Investigative Pathology Laboratory Federal University of Sergipe AracajuSergipe Brazil Investigative Pathology Laboratory, Federal University of Sergipe, Aracaju, Sergipe, Brazil.
Rev Panam Salud Publica ; 46: e110, 2022.
Article in English | MEDLINE | ID: covidwho-2026377
ABSTRACT
There is a lack of real-world surveillance studies on reports of adverse events associated with COVID-19 vaccination, as well as comparative analyses of adverse events from vaccines with different platforms. This observational, descriptive, retrospective study based on secondary data describes the adverse events following immunization (AEFIs) related to the first 145 000 doses of COVID-19 vaccines delivered in Aracaju municipality, Sergipe state, northeast Brazil. Records of AEFIs were collected using the e-SUS Notifica database for January 19 to April 30, 2021. Odds ratios (ORs) and 95% confidence intervals (CIs) were calculated for AEFIs and the type of COVID-19 vaccine, either CoronaVac (Sinovac-Butantan) or Oxford-AstraZeneca (Fiocruz). A total of 474 AEFIs (32.7 events/10 000 doses) from 254 individuals were reported and analyzed, and all of them were classified as non-serious. There was an association between the use of the CoronaVac vaccine and headache (OR = 2.1; 95% CI 1.4-3.2), pain at the injection site (OR = 9.6; 95% CI 3.9-23.8), lethargy (OR = 5.2; 95% CI 1.8-14.8), fatigue (OR = 10.1; 95% CI 2.4-42.3), diarrhea (OR = 4.4; 95% CI 1.5-12.5) and cold-like symptoms (OR = 8.0; 95% CI 1.9-34.0). However, the proportion of individuals reporting fever was higher among those who received the Oxford-AstraZeneca vaccine (OR = 3.1; 95% CI 1.5-6.4). This population-based observational study strengthens the evidence for the safety and tolerability of the CoronaVac and Oxford-AstraZeneca vaccines used against COVID-19.
RESUMEN
Hay una carencia de estudios de vigilancia en el mundo real sobre la notificación de eventos adversos asociados a la vacunación contra la COVID-19, así como de análisis comparativos de los eventos adversos de vacunas con diferentes plataformas. En este estudio observacional, descriptivo y retrospectivo basado en datos secundarios se describen los eventos adversos supuestamente atribuibles a la vacunación o inmunización (ESAVI) relacionados con las primeras 145 000 dosis de vacunas contra la COVID-19 administradas en el municipio de Aracaju, estado de Sergipe, en la región Noreste de Brasil. Se recopilaron registros de los ESAVI del 19 de enero al 30 de abril del 2021 con la base de datos e-SUS Notifica. Se calcularon las razones de posibilidades (OR, por su sigla en inglés) y los intervalos de confianza (IC) del 95 % para los ESAVI y el tipo de vacuna contra la COVID-19 (CoronaVac [Sinovac-Butantan] o bien Oxford-AstraZeneca [Fiocruz]). Se notificaron y analizaron un total de 474 ESAVI (32,7 eventos/10 000 dosis) de 254 personas, y todos se clasificaron como no graves. Se encontró una relación entre el empleo de la vacuna CoronaVac y la cefalea (OR = 2,1; IC del 95 % 1,4­3,2), dolor en el lugar de la inyección (OR = 9,6; IC del 95 % 3,9­23,8), letargo (OR = 5,2; IC del 95 % 1,8­14,8), cansancio (OR = 10,1; IC del 95 % 2,4­42,3), diarrea (OR = 4,4; IC del 95 % 1,5­12,5) y síntomas similares al resfriado (OR = 8,0; IC del 95 % 1,9 a 34,0). Sin embargo, la proporción de pacientes que notificaron fiebre fue mayor entre los que recibieron la vacuna de Oxford-AstraZeneca (OR = 3,1; IC del 95 % 1,5 a 6,4). Este estudio observacional poblacional refuerza la evidencia sobre la seguridad y tolerabilidad de las vacunas CoronaVac y Oxford-AstraZeneca empleadas contra la COVID-19.
RESUMO
Faltam estudos de vigilância no mundo real sobre relatórios de eventos adversos associados à vacinação contra a COVID-19, bem como análises comparativas de eventos adversos decorrentes de vacinas com diferentes plataformas. Este estudo observacional, descritivo e retrospectivo baseado em dados secundários descreve os eventos adversos pós-vacinação (EAPV) relacionados com as primeiras 145 mil doses de vacinas contra a COVID-19 entregues no município de Aracaju, capital do estado de Sergipe, na região Nordeste do Brasil. Os registros de EAPV foram coletados usando o sistema e-SUS Notifica com referência ao período de 19 de janeiro a 30 de abril de 2021. Razões de chances (odds ratios, ORs) e intervalos de confiança (IC) de 95% foram calculados para os EAPV e o tipo de vacina contra a COVID-19 CoronaVac (Sinovac-Butantan) ou Oxford-AstraZeneca (Fiocruz). Um total de 474 EAPV (32,7 eventos/10 mil doses) de 254 indivíduos foram relatados e analisados, e todos foram classificados como não graves. Houve uma associação entre o uso da vacina CoronaVac e cefaleia (OR = 2,1; IC 95% 1,4-3,2), dor no local da injeção (OR = 9,6; IC 95% 3,9-23,8), letargia (OR = 5,2; IC 95% 1,8-14,8), cansaço (OR = 10,1; IC 95% 2,4-42,3), diarreia (OR = 4,4; IC 95% 1,5-12,5 e sintomas gripais (OR = 8,0; IC 95% 1,9-34,0). Contudo, a proporção de indivíduos que relataram febre foi superior entre os que receberam a vacina Oxford-AstraZeneca (OR = 3,1; IC 95% 1,5-6,4). Este estudo observacional de base populacional reforça as evidências da segurança e tolerabilidade das vacinas CoronaVac e Oxford-AstraZeneca usadas contra a COVID-19.
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Full text: Available Collection: International databases Database: MEDLINE Type of study: Observational study / Prognostic study Topics: Vaccines Country/Region as subject: South America / Brazil Language: English Journal: Rev Panam Salud Publica Journal subject: Public Health Year: 2022 Document Type: Article Affiliation country: RPSP.2022.110

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Full text: Available Collection: International databases Database: MEDLINE Type of study: Observational study / Prognostic study Topics: Vaccines Country/Region as subject: South America / Brazil Language: English Journal: Rev Panam Salud Publica Journal subject: Public Health Year: 2022 Document Type: Article Affiliation country: RPSP.2022.110