Household transmission of SARS-CoV-2 (COVID-19) in Lima, Peru
Autor(a) principal: | |
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Data de Publicação: | 2021 |
Outros Autores: | , , , , |
Tipo de documento: | Artigo |
Idioma: | eng spa |
Título da fonte: | Cadernos de Saúde Pública |
Texto Completo: | https://cadernos.ensp.fiocruz.br/ojs/index.php/csp/article/view/7783 |
Resumo: | The study aimed to describe the characteristics of SARS-CoV-2 transmission among members of households with a confirmed primary case of COVID-19 in districts with low burden of cases in Lima, Peru, compared to a district with high burden. This was a retrospective study with a secondary database review. Information was collected from an epidemiological surveillance activity in close contacts (household members) in 52 households in Lima, with a single member with COVID-19. Reevaluation was conducted in 10 households. The study evaluated epidemiological and clinical variables and their association with the result of the rapid serological test (presence of IgG, IgM, or both). Secondary cases were found in 40 households, representing mean identification of 49.9% per household. Secondary attack rate in household members was 53% (125 cases), and symptomatic individuals accounted for 77.6% of cases (symptomatic/asymptomatic ratio: 3.5). Presence of fever and/or chills was found in 40% of persons with positive test results, followed by sore throat with 39.2%. Ageusia and anosmia were present in 22.4% and 20.8% of cases, respectively. When there was a primary case of COVID-19 in the household, the secondary attack rate was 53%; however, in an important proportion of households there were no positive cases other than the primary case. The epidemiological and clinical findings were consistent with reports from other international series. |
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Household transmission of SARS-CoV-2 (COVID-19) in Lima, PeruTransmisión intra-hogar en personas infectadas por SARS-CoV-2 (COVID-19) en Lima, PerúCOVID-19Contact TracingEpidemiologic Surveillance ServicesCOVID-19Trazado de ContactoServicios de Vigilancia EpidemiológicaThe study aimed to describe the characteristics of SARS-CoV-2 transmission among members of households with a confirmed primary case of COVID-19 in districts with low burden of cases in Lima, Peru, compared to a district with high burden. This was a retrospective study with a secondary database review. Information was collected from an epidemiological surveillance activity in close contacts (household members) in 52 households in Lima, with a single member with COVID-19. Reevaluation was conducted in 10 households. The study evaluated epidemiological and clinical variables and their association with the result of the rapid serological test (presence of IgG, IgM, or both). Secondary cases were found in 40 households, representing mean identification of 49.9% per household. Secondary attack rate in household members was 53% (125 cases), and symptomatic individuals accounted for 77.6% of cases (symptomatic/asymptomatic ratio: 3.5). Presence of fever and/or chills was found in 40% of persons with positive test results, followed by sore throat with 39.2%. Ageusia and anosmia were present in 22.4% and 20.8% of cases, respectively. When there was a primary case of COVID-19 in the household, the secondary attack rate was 53%; however, in an important proportion of households there were no positive cases other than the primary case. The epidemiological and clinical findings were consistent with reports from other international series.El objetivo fue describir las características de la infección por SARS-CoV-2 entre miembros de hogares, con un caso confirmado primario de COVID-19, en distritos de baja carga de casos en Lima, Perú, en comparación con un distrito de alta carga. Estudio retrospectivo de revisión de base de datos secundaria. Se recolectó información proveniente de una actividad de vigilancia epidemiológica en contactos cercanos (cohabitantes), en 52 hogares de Lima, con un solo miembro con COVID-19. En 10 hogares se realizó una reevaluación. Se evaluaron variables epidemiológicas y clínicas; y su asociación con el resultado a la prueba serológica rápida (presencia de IgG, IgM o ambas). En 40 hogares se encontraron casos secundarios, lo que representa un 49,9% de identificación en promedio por hogar. Se encontró una tasa de ataque secundaria entre cohabitantes de 53% (125 casos), siendo sintomáticos un 77,6% de casos (razón sintomáticos/asintomáticos: 3,5). La presencia de fiebre y/o escalofríos se encontró en el 40% de las personas con resultado positivo, seguido del dolor de garganta en el 39,2%. La ageusia y anosmia estuvieron presentes en el 22,4% y 20,8% de los casos, respectivamente. Al tener un caso primario de COVID-19 en el hogar, la tasa de ataque secundaria de esta infección es de 53%; sin embargo, en una proporción importante de hogares evaluados no hubo un caso positivo, más allá del caso primario. Las características epidemiológicas y clínicas encontradas en este caso estuvieron acorde a lo ya reportado en otras series internacionales.O objetivo foi descrever as características da infecção por SARS-CoV-2 entre os membros de domicílios, com um caso primário confirmado de COVID-19, em distritos com baixa carga de casos em Lima, Peru, em comparação com um distrito com alta carga. Estudo retrospectivo de revisão de banco de dados secundário. As informações foram coletadas em uma atividade de vigilância epidemiológica em contatos próximos (coabitantes), em 52 domicílios em Lima, com um único membro com COVID-19. Foi realizada uma reavaliação em 10 domicílios. Variáveis epidemiológicas e clínicas foram avaliadas; e sua associação com o resultado do teste sorológico rápido (presença de IgG, IgM ou ambos). Os casos secundários foram encontrados em 40 domicílios, representando uma taxa média de identificação de 49,9% por domicílio. Foi encontrada uma taxa de ataque secundário entre coabitantes de 53% (125 casos), com 77,6% dos casos sendo sintomáticos (relação sintomático/assintomático: 3,5). A presença de febre e/ou calafrios foi encontrada em 40% das pessoas com resultado positivo, seguida de dor de garganta em 39,2%. Ageusia e anosmia estiveram presentes em 22,4% e 20,8% dos casos, respectivamente. Quando há um caso primário de COVID-19 em casa, a taxa de ataque secundário para essa infecção é de 53%; No entanto, em uma proporção significativa dos domicílios avaliados não houve caso positivo, além do caso primário. As características epidemiológicas e clínicas encontradas neste caso foram consistentes com o que já foi relatado em outras séries internacionais.Reports in Public HealthCadernos de Saúde Pública2021-03-12info:eu-repo/semantics/articleinfo:eu-repo/semantics/publishedVersiontext/htmltext/htmlapplication/pdfapplication/pdfhttps://cadernos.ensp.fiocruz.br/ojs/index.php/csp/article/view/7783Reports in Public Health; Vol. 37 No. 3 (2021): MarchCadernos de Saúde Pública; v. 37 n. 3 (2021): Março1678-44640102-311Xreponame:Cadernos de Saúde Públicainstname:Fundação Oswaldo Cruz (FIOCRUZ)instacron:FIOCRUZengspahttps://cadernos.ensp.fiocruz.br/ojs/index.php/csp/article/view/7783/17392https://cadernos.ensp.fiocruz.br/ojs/index.php/csp/article/view/7783/17393https://cadernos.ensp.fiocruz.br/ojs/index.php/csp/article/view/7783/17394https://cadernos.ensp.fiocruz.br/ojs/index.php/csp/article/view/7783/17395Yolanda Angulo-BazánGilmer Solis-SánchezFany CardenasAna JorgeJoshi AcostaCésar Cabezasinfo:eu-repo/semantics/openAccess2024-03-06T15:30:09Zoai:ojs.teste-cadernos.ensp.fiocruz.br:article/7783Revistahttps://cadernos.ensp.fiocruz.br/ojs/index.php/csphttps://cadernos.ensp.fiocruz.br/ojs/index.php/csp/oaicadernos@ensp.fiocruz.br||cadernos@ensp.fiocruz.br1678-44640102-311Xopendoar:2024-03-06T13:08:56.816183Cadernos de Saúde Pública - Fundação Oswaldo Cruz (FIOCRUZ)true |
dc.title.none.fl_str_mv |
Household transmission of SARS-CoV-2 (COVID-19) in Lima, Peru Transmisión intra-hogar en personas infectadas por SARS-CoV-2 (COVID-19) en Lima, Perú |
title |
Household transmission of SARS-CoV-2 (COVID-19) in Lima, Peru |
spellingShingle |
Household transmission of SARS-CoV-2 (COVID-19) in Lima, Peru Yolanda Angulo-Bazán COVID-19 Contact Tracing Epidemiologic Surveillance Services COVID-19 Trazado de Contacto Servicios de Vigilancia Epidemiológica |
title_short |
Household transmission of SARS-CoV-2 (COVID-19) in Lima, Peru |
title_full |
Household transmission of SARS-CoV-2 (COVID-19) in Lima, Peru |
title_fullStr |
Household transmission of SARS-CoV-2 (COVID-19) in Lima, Peru |
title_full_unstemmed |
Household transmission of SARS-CoV-2 (COVID-19) in Lima, Peru |
title_sort |
Household transmission of SARS-CoV-2 (COVID-19) in Lima, Peru |
author |
Yolanda Angulo-Bazán |
author_facet |
Yolanda Angulo-Bazán Gilmer Solis-Sánchez Fany Cardenas Ana Jorge Joshi Acosta César Cabezas |
author_role |
author |
author2 |
Gilmer Solis-Sánchez Fany Cardenas Ana Jorge Joshi Acosta César Cabezas |
author2_role |
author author author author author |
dc.contributor.author.fl_str_mv |
Yolanda Angulo-Bazán Gilmer Solis-Sánchez Fany Cardenas Ana Jorge Joshi Acosta César Cabezas |
dc.subject.por.fl_str_mv |
COVID-19 Contact Tracing Epidemiologic Surveillance Services COVID-19 Trazado de Contacto Servicios de Vigilancia Epidemiológica |
topic |
COVID-19 Contact Tracing Epidemiologic Surveillance Services COVID-19 Trazado de Contacto Servicios de Vigilancia Epidemiológica |
description |
The study aimed to describe the characteristics of SARS-CoV-2 transmission among members of households with a confirmed primary case of COVID-19 in districts with low burden of cases in Lima, Peru, compared to a district with high burden. This was a retrospective study with a secondary database review. Information was collected from an epidemiological surveillance activity in close contacts (household members) in 52 households in Lima, with a single member with COVID-19. Reevaluation was conducted in 10 households. The study evaluated epidemiological and clinical variables and their association with the result of the rapid serological test (presence of IgG, IgM, or both). Secondary cases were found in 40 households, representing mean identification of 49.9% per household. Secondary attack rate in household members was 53% (125 cases), and symptomatic individuals accounted for 77.6% of cases (symptomatic/asymptomatic ratio: 3.5). Presence of fever and/or chills was found in 40% of persons with positive test results, followed by sore throat with 39.2%. Ageusia and anosmia were present in 22.4% and 20.8% of cases, respectively. When there was a primary case of COVID-19 in the household, the secondary attack rate was 53%; however, in an important proportion of households there were no positive cases other than the primary case. The epidemiological and clinical findings were consistent with reports from other international series. |
publishDate |
2021 |
dc.date.none.fl_str_mv |
2021-03-12 |
dc.type.driver.fl_str_mv |
info:eu-repo/semantics/article info:eu-repo/semantics/publishedVersion |
format |
article |
status_str |
publishedVersion |
dc.identifier.uri.fl_str_mv |
https://cadernos.ensp.fiocruz.br/ojs/index.php/csp/article/view/7783 |
url |
https://cadernos.ensp.fiocruz.br/ojs/index.php/csp/article/view/7783 |
dc.language.iso.fl_str_mv |
eng spa |
language |
eng spa |
dc.relation.none.fl_str_mv |
https://cadernos.ensp.fiocruz.br/ojs/index.php/csp/article/view/7783/17392 https://cadernos.ensp.fiocruz.br/ojs/index.php/csp/article/view/7783/17393 https://cadernos.ensp.fiocruz.br/ojs/index.php/csp/article/view/7783/17394 https://cadernos.ensp.fiocruz.br/ojs/index.php/csp/article/view/7783/17395 |
dc.rights.driver.fl_str_mv |
info:eu-repo/semantics/openAccess |
eu_rights_str_mv |
openAccess |
dc.format.none.fl_str_mv |
text/html text/html application/pdf application/pdf |
dc.publisher.none.fl_str_mv |
Reports in Public Health Cadernos de Saúde Pública |
publisher.none.fl_str_mv |
Reports in Public Health Cadernos de Saúde Pública |
dc.source.none.fl_str_mv |
Reports in Public Health; Vol. 37 No. 3 (2021): March Cadernos de Saúde Pública; v. 37 n. 3 (2021): Março 1678-4464 0102-311X reponame:Cadernos de Saúde Pública instname:Fundação Oswaldo Cruz (FIOCRUZ) instacron:FIOCRUZ |
instname_str |
Fundação Oswaldo Cruz (FIOCRUZ) |
instacron_str |
FIOCRUZ |
institution |
FIOCRUZ |
reponame_str |
Cadernos de Saúde Pública |
collection |
Cadernos de Saúde Pública |
repository.name.fl_str_mv |
Cadernos de Saúde Pública - Fundação Oswaldo Cruz (FIOCRUZ) |
repository.mail.fl_str_mv |
cadernos@ensp.fiocruz.br||cadernos@ensp.fiocruz.br |
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1798943394800599040 |