Bordetella pertussis in adolescents students in Mexico City
Autor(a) principal: | |
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Data de Publicação: | 2008 |
Outros Autores: | , , |
Tipo de documento: | Artigo |
Idioma: | spa |
Título da fonte: | Revista de Saúde Pública |
Texto Completo: | https://www.revistas.usp.br/rsp/article/view/32483 |
Resumo: | OBJECTIVE: To estimate seroprevalence of Bordetella pertussis in students and their community. METHODS: A total of 12,273 adolescent students aged 12 to 15 years from 14 public high schools in Mexico City were studied from September 2002 to March 2003. Nasopharyngeal samples were collected from those adolescents with whooping cough for more than 14 days. Infection was confirmed using polymerase chain reaction (PCR). All students, school staff and family exposed to PCR-confirmed cases were tested. RESULTS: Whooping cough rate was 5 to 1,000 students. Of those students (61) who were identified with whooping cough for more than 14 days, 20 (32.8%) were positive to Bordetella pertussis. Of 152 people exposed (contacts) to these cases, 16 (10.6%) were positive and only eight (50%) had whooping cough. One of these exposed (contacts) was the principal of a school that had more than 60% positive cases (12/20) and who was also a teacher of 10 infected students. Of 29 family members tested, eight (27.6%) were positive and from three different families. CONCLUSIONS: The study results show a similar rate of whooping cough in adolescents as seen in other countries. Since persistent cough is not always clinically seen in all infected individuals, there may be asymptomatic cases of Bordetella infection. |
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Bordetella pertussis in adolescents students in Mexico City Bordetella pertussis en estudiantes adolescentes de la Ciudad de México Bordetella pertussis em estudantes adolescentes da Cidade do México Bordetella pertussisAdolescenteTosse^i3^sepidemioloBusca de ComunicanteMéxicoBordetella pertussisAdolescenteTos^i1^sepidemioloTrazado de ContactoMéxicoBordetella pertussisAdolescentCough^i2^sepidemiolContact TracingMexico OBJECTIVE: To estimate seroprevalence of Bordetella pertussis in students and their community. METHODS: A total of 12,273 adolescent students aged 12 to 15 years from 14 public high schools in Mexico City were studied from September 2002 to March 2003. Nasopharyngeal samples were collected from those adolescents with whooping cough for more than 14 days. Infection was confirmed using polymerase chain reaction (PCR). All students, school staff and family exposed to PCR-confirmed cases were tested. RESULTS: Whooping cough rate was 5 to 1,000 students. Of those students (61) who were identified with whooping cough for more than 14 days, 20 (32.8%) were positive to Bordetella pertussis. Of 152 people exposed (contacts) to these cases, 16 (10.6%) were positive and only eight (50%) had whooping cough. One of these exposed (contacts) was the principal of a school that had more than 60% positive cases (12/20) and who was also a teacher of 10 infected students. Of 29 family members tested, eight (27.6%) were positive and from three different families. CONCLUSIONS: The study results show a similar rate of whooping cough in adolescents as seen in other countries. Since persistent cough is not always clinically seen in all infected individuals, there may be asymptomatic cases of Bordetella infection. OBJETIVO: Estimar la seroprevalencia a Bordetella pertussis en escolares y sus contactos escolares y familiares. MÉTODOS: Un total de 12.273 estudiantes de 12 a 15 años de edad, de 14 escuelas secundarias públicas de la Ciudad de México fueron estudiados durante los meses de Septiembre 2002 a Marzo 2003. Se tomó muestra de exudado nasofaríngeo en adolescentes con tos de más de 14 días de evolución. La infección fue confirmada por la técnica de reacción en cadena de polimerasa. Se realizó estudio de contactos escolares y familiares. RESULTADOS: La incidencia de tos fue de 5 para 1.000 estudiantes. De los 61 estudiantes con tos incluidos en la muestra, 20 (32,8%) fueron positivos para Bordetella. De los 152 contactos escolares, 16 (10,6%) resultaron positivos, y ocho tenían tos. Uno de esos contactos fue el director de una de las escuelas responsable de más del 60% de los casos positivos (12/20), quien también dio lecciones a diez de los estudiantes infectados. De los 29 familiares, ocho (27,6%) fueron positivos, pertenecientes a tres familias. CONCLUSIONES: Los resultados muestran que la frecuencia de la enfermedad fue similar al comunicado en la población adolescente de otros países. Sin embargo, este trastorno no tiene necesariamente signos clínicos de la tos persistente y está sujeto a la existencia de infectados asintomáticos con Bordetella. OBJETIVO: Estimar a soroprevalência a Bordetella pertussis em escolares e seus contatos. MÉTODOS: Foram examinados 12.273 alunos entre 12 e 15 anos de idade, de 14 escolas secundárias públicas da Cidade do México, de setembro de 2002 a março de 2003. Amostras de exudado nasofaríngeo foram coletadas de adolescentes com tosse por mais de 14 dias. A infecção foi confirmada por reação em cadeia da polimerase. Todos os alunos e funcionários dos colégios dos casos confirmados por reação em cadeia da polimerase e seus familiares foram testados. RESULTADOS: A incidência de tosse foi de 5 para 1.000 alunos. Dos 61 alunos com tosse amostrados, 20 (32,8%) foram positivos para Bordetella. Dos 152 contatos desses alunos, 16 (10,6%) foram positivos, dos quais oito apresentavam tosse. Um desses contatos foi a diretora de uma das escolas responsável por mais de 60% dos casos positivos (12/20), que também deu aulas a dez desses alunos infectados. Dos 29 familiares testados, oito (27,6%) foram positivos, pertencentes a três famílias. CONCLUSÕES: Os resultados mostram que a freqüência do agravo foi semelhante à reportada na população adolescente em outros países. Todavia, este agravo não tem necessariamente manifestações clínicas de tosse persistente, sendo possível a existência de sujeitos assintomáticos infectados com Bordetella. Universidade de São Paulo. Faculdade de Saúde Pública2008-08-01info:eu-repo/semantics/articleinfo:eu-repo/semantics/publishedVersionapplication/pdfhttps://www.revistas.usp.br/rsp/article/view/3248310.1590/S0034-89102008000400014Revista de Saúde Pública; Vol. 42 No. 4 (2008); 679-683 Revista de Saúde Pública; Vol. 42 Núm. 4 (2008); 679-683 Revista de Saúde Pública; v. 42 n. 4 (2008); 679-683 1518-87870034-8910reponame:Revista de Saúde Públicainstname:Universidade de São Paulo (USP)instacron:USPspahttps://www.revistas.usp.br/rsp/article/view/32483/34753Copyright (c) 2017 Revista de Saúde Públicainfo:eu-repo/semantics/openAccessSandoval, Patricia ToméArreola, Laura del Pilar TorresQuechol, Guillermina RomeroGallardo, Héctor Guiscafré2012-07-09T01:27:42Zoai:revistas.usp.br:article/32483Revistahttps://www.revistas.usp.br/rsp/indexONGhttps://www.revistas.usp.br/rsp/oairevsp@org.usp.br||revsp1@usp.br1518-87870034-8910opendoar:2012-07-09T01:27:42Revista de Saúde Pública - Universidade de São Paulo (USP)false |
dc.title.none.fl_str_mv |
Bordetella pertussis in adolescents students in Mexico City Bordetella pertussis en estudiantes adolescentes de la Ciudad de México Bordetella pertussis em estudantes adolescentes da Cidade do México |
title |
Bordetella pertussis in adolescents students in Mexico City |
spellingShingle |
Bordetella pertussis in adolescents students in Mexico City Sandoval, Patricia Tomé Bordetella pertussis Adolescente Tosse^i3^sepidemiolo Busca de Comunicante México Bordetella pertussis Adolescente Tos^i1^sepidemiolo Trazado de Contacto México Bordetella pertussis Adolescent Cough^i2^sepidemiol Contact Tracing Mexico |
title_short |
Bordetella pertussis in adolescents students in Mexico City |
title_full |
Bordetella pertussis in adolescents students in Mexico City |
title_fullStr |
Bordetella pertussis in adolescents students in Mexico City |
title_full_unstemmed |
Bordetella pertussis in adolescents students in Mexico City |
title_sort |
Bordetella pertussis in adolescents students in Mexico City |
author |
Sandoval, Patricia Tomé |
author_facet |
Sandoval, Patricia Tomé Arreola, Laura del Pilar Torres Quechol, Guillermina Romero Gallardo, Héctor Guiscafré |
author_role |
author |
author2 |
Arreola, Laura del Pilar Torres Quechol, Guillermina Romero Gallardo, Héctor Guiscafré |
author2_role |
author author author |
dc.contributor.author.fl_str_mv |
Sandoval, Patricia Tomé Arreola, Laura del Pilar Torres Quechol, Guillermina Romero Gallardo, Héctor Guiscafré |
dc.subject.por.fl_str_mv |
Bordetella pertussis Adolescente Tosse^i3^sepidemiolo Busca de Comunicante México Bordetella pertussis Adolescente Tos^i1^sepidemiolo Trazado de Contacto México Bordetella pertussis Adolescent Cough^i2^sepidemiol Contact Tracing Mexico |
topic |
Bordetella pertussis Adolescente Tosse^i3^sepidemiolo Busca de Comunicante México Bordetella pertussis Adolescente Tos^i1^sepidemiolo Trazado de Contacto México Bordetella pertussis Adolescent Cough^i2^sepidemiol Contact Tracing Mexico |
description |
OBJECTIVE: To estimate seroprevalence of Bordetella pertussis in students and their community. METHODS: A total of 12,273 adolescent students aged 12 to 15 years from 14 public high schools in Mexico City were studied from September 2002 to March 2003. Nasopharyngeal samples were collected from those adolescents with whooping cough for more than 14 days. Infection was confirmed using polymerase chain reaction (PCR). All students, school staff and family exposed to PCR-confirmed cases were tested. RESULTS: Whooping cough rate was 5 to 1,000 students. Of those students (61) who were identified with whooping cough for more than 14 days, 20 (32.8%) were positive to Bordetella pertussis. Of 152 people exposed (contacts) to these cases, 16 (10.6%) were positive and only eight (50%) had whooping cough. One of these exposed (contacts) was the principal of a school that had more than 60% positive cases (12/20) and who was also a teacher of 10 infected students. Of 29 family members tested, eight (27.6%) were positive and from three different families. CONCLUSIONS: The study results show a similar rate of whooping cough in adolescents as seen in other countries. Since persistent cough is not always clinically seen in all infected individuals, there may be asymptomatic cases of Bordetella infection. |
publishDate |
2008 |
dc.date.none.fl_str_mv |
2008-08-01 |
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://www.revistas.usp.br/rsp/article/view/32483 10.1590/S0034-89102008000400014 |
url |
https://www.revistas.usp.br/rsp/article/view/32483 |
identifier_str_mv |
10.1590/S0034-89102008000400014 |
dc.language.iso.fl_str_mv |
spa |
language |
spa |
dc.relation.none.fl_str_mv |
https://www.revistas.usp.br/rsp/article/view/32483/34753 |
dc.rights.driver.fl_str_mv |
Copyright (c) 2017 Revista de Saúde Pública info:eu-repo/semantics/openAccess |
rights_invalid_str_mv |
Copyright (c) 2017 Revista de Saúde Pública |
eu_rights_str_mv |
openAccess |
dc.format.none.fl_str_mv |
application/pdf |
dc.publisher.none.fl_str_mv |
Universidade de São Paulo. Faculdade de Saúde Pública |
publisher.none.fl_str_mv |
Universidade de São Paulo. Faculdade de Saúde Pública |
dc.source.none.fl_str_mv |
Revista de Saúde Pública; Vol. 42 No. 4 (2008); 679-683 Revista de Saúde Pública; Vol. 42 Núm. 4 (2008); 679-683 Revista de Saúde Pública; v. 42 n. 4 (2008); 679-683 1518-8787 0034-8910 reponame:Revista de Saúde Pública instname:Universidade de São Paulo (USP) instacron:USP |
instname_str |
Universidade de São Paulo (USP) |
instacron_str |
USP |
institution |
USP |
reponame_str |
Revista de Saúde Pública |
collection |
Revista de Saúde Pública |
repository.name.fl_str_mv |
Revista de Saúde Pública - Universidade de São Paulo (USP) |
repository.mail.fl_str_mv |
revsp@org.usp.br||revsp1@usp.br |
_version_ |
1800221788305620992 |