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. 2021 Sep 22;30(4):e20201029.
doi: 10.1590/S1679-49742021000400001. eCollection 2021.

COVID-19 in children, adolescents and young adults: a cross-sectional study in Espírito Santo, Brazil, 2020

[Article in English, Portuguese]
Affiliations

COVID-19 in children, adolescents and young adults: a cross-sectional study in Espírito Santo, Brazil, 2020

[Article in English, Portuguese]
Ethel Leonor Noia Maciel et al. Epidemiol Serv Saude. .

Abstract

Objective: To analyze self-reported sociodemographic and clinical characteristics among individuals aged 2 to 22 years and possible associations with SARS-CoV-2 infection in Espírito Santo, Brazil.

Methods: This was a serial cross-sectional population-based study carried out from May to June 2020. The COVID-19 positivity rate was assessed by serological testing, and associated factors were assessed using Pearson's chi-square test (5% significance level).

Results: Among 1,693 individuals aged 2 to 22 years, 6.1% tested positive for COVID-19 and, among these, 35.5% did not present any symptoms. Differences were identified between positive and negative cases regarding the number of symptoms (p-value=0.001).Coughing was reported by 40.4% of positive individuals. Only 14.3% sought health care, namely 29.8% among those who tested positive and 13.3% among those who tested negative (p-value=0.001).

Conclusion: The percentage of asymptomatic patients can impact the COVID-19 transmission chain in schools and fuel outbreaks of the disease in schools.

Objetivo: Analisar aspectos sociodemográficos e clínicos autorreferidos entre indivíduos de 2 a 22 anos de idade e possíveis associações com infecção por SARS-CoV-2 no Espírito Santo, Brasil.

Métodos: Estudo transversal seriado de base populacional, realizado de maio a junho de 2020. Avaliou-se o percentual de positividade para COVID-19, por teste sorológico, e os fatores associados pelo teste qui-quadrado de Pearson (nível de significância de 5%).

Resultados: Entre 1.693 indivíduos de 2 a 22 anos, 6,1% apresentaram teste positivo para COVID-19; destes, 35,5% não apresentaram nenhum sintoma. Foram identificadas diferenças entre os soropositivos e soronegativos quanto ao número de sintomas (p-valor=0,001). A tosse foi relatada por 40,4% dos indivíduos soropositivos. Apenas 14,3% procuraram unidades de saúde, sendo 29,8% entre os soropositivos e 13,3% entre os soronegativos (p-valor=0,001).

Conclusão: O percentual de indivíduos assintomáticos pode impactar a cadeia de transmissão da COVID-19 nas escolas, e impulsionar surtos da doença no mesmo ambiente escolar.

Objetivo: Analizar aspectos sociodemográficos y clínicos autoinformados en individuos de 2 a 22 años y posibles asociaciones con la infección por SARS-CoV-2 en Espírito Santo.

Métodos: Estudio transversal seriado realizado de mayo a junio de 2020. El porcentaje de positividad para COVID-19 se evaluó mediante prueba serológica y los factores asociados mediante la prueba de chi-cuadrado de Pearson (significación del 5%).

Resultados: Entre 1.693 individuos de 2 a 22 añoo, el 6,1% dio positivo para COVID-19 y, entre estos, el 35,5% no presentó ningún síntoma. Se identificaron diferencias entre seropositivo y seronegativo en cuanto al número de síntomas (p=0,001). El 40,4% de los seropositivos informaron tos. El 14,3% buscó asistencia sanitaria, el 29,8% entre los seropositivos y el 13,3% entre los seronegativos (p=0,001).

Conclusión: El porcentaje de pacientes asintomáticos puede impactar la transmisión de COVID-19 en las escuelas y potenciar brotes de la enfermedad en el mismo ambiente.

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