Measles vaccination: influence of age on its efficacy Vacinação contra o sarampo: influência da idade em sua eficácia
The authors compare the serologic efficacy and the clinical protection afforded by three different measles vaccination schemes in adequately nourished children in São Paulo city, Brazil. Two hundred forty two children were divided into three groups. Group A, comprising 117 children who had received...
Published in: | Revista do Instituto de Medicina Tropical de São Paulo |
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Universidade de São Paulo (USP)
1989
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Online Access: | https://doi.org/10.1590/S0036-46651989000500005 https://doaj.org/article/7d99ab87170b48b3b983b8184f68a921 |
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ftdoajarticles:oai:doaj.org/article:7d99ab87170b48b3b983b8184f68a921 2024-09-09T19:28:38+00:00 Measles vaccination: influence of age on its efficacy Vacinação contra o sarampo: influência da idade em sua eficácia Marta Heloísa Lopes João Silva de Mendonça Cláudio Sérgio Pannuti Paul Albrecht Maria Lúcia Neves Biancalana Orlando César Mantese José Fábio Correa Vicente Amato Neto 1989-10-01T00:00:00Z https://doi.org/10.1590/S0036-46651989000500005 https://doaj.org/article/7d99ab87170b48b3b983b8184f68a921 EN eng Universidade de São Paulo (USP) http://www.scielo.br/scielo.php?script=sci_arttext&pid=S0036-46651989000500005 https://doaj.org/toc/0036-4665 https://doaj.org/toc/1678-9946 doi:10.1590/S0036-46651989000500005 0036-4665 1678-9946 https://doaj.org/article/7d99ab87170b48b3b983b8184f68a921 Revista do Instituto de Medicina Tropical de São Paulo, Vol 31, Iss 5, Pp 322-327 (1989) Measles vaccine Measles Children immunization Arctic medicine. Tropical medicine RC955-962 Infectious and parasitic diseases RC109-216 article 1989 ftdoajarticles https://doi.org/10.1590/S0036-46651989000500005 2024-08-05T17:49:30Z The authors compare the serologic efficacy and the clinical protection afforded by three different measles vaccination schemes in adequately nourished children in São Paulo city, Brazil. Two hundred forty two children were divided into three groups. Group A, comprising 117 children who had received the vaccine before 12 months of age and a second dose at 12 months of age or more. Group B, comprising 46 children who had received only one dose, before 12 months of age. Group C, comprising 79 children who had received only one dose, at 12 months of age or more. The geometric mean titer of antibodies in Group A was 790.1; in Group B, 251.1; and in Group C, 550.3. There was no statistically significant difference between Groups A and C. The exposure to the measles virus was probably similar in all groups, and the children in Groups A and C had similar chances of acquiring the disease after vaccination whereas in Group B the chances were higher when compared to the other two groups. The results obtained in this study favor the use, in developing countries, of a vaccination program against measles that includes an early first dose at eight months of age and revaccination after 12 months of age. Os autores comparam a eficácia sorológica e a proteção clinica obtidas com três esquemas diferentes de vacinação contra o sarampo, em crianças eutróficas, na cidade de São Paulo, Brasil. Duzentas e quarenta e duas crianças foram divididas em três grupos. Grupo A, compreendendo 117 crianças primovacinadas antes dos 12 meses de idade e revacinadas com 12 ou mais meses de idade. Grupo B, compreendendo 46 crianças vacinadas com dose única, antes dos 12 meses de idade. Grupo C, compreendendo 79 crianças vacinadas com dose única, aos 12 ou mais meses de idade. A média geométrica do título de anticorpos no grupo A foi 790,1; no grupo B, 251,1; e no grupo C, 550,3. Não houve diferença estatisticamente significante entre os grupos A e C. A exposição ao vírus do sarampo foi provavelmente semelhante em todos os grupos. As crianças dos ... Article in Journal/Newspaper Arctic Directory of Open Access Journals: DOAJ Articles Arctic Revista do Instituto de Medicina Tropical de São Paulo 31 5 322 327 |
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Directory of Open Access Journals: DOAJ Articles |
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English |
topic |
Measles vaccine Measles Children immunization Arctic medicine. Tropical medicine RC955-962 Infectious and parasitic diseases RC109-216 |
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Measles vaccine Measles Children immunization Arctic medicine. Tropical medicine RC955-962 Infectious and parasitic diseases RC109-216 Marta Heloísa Lopes João Silva de Mendonça Cláudio Sérgio Pannuti Paul Albrecht Maria Lúcia Neves Biancalana Orlando César Mantese José Fábio Correa Vicente Amato Neto Measles vaccination: influence of age on its efficacy Vacinação contra o sarampo: influência da idade em sua eficácia |
topic_facet |
Measles vaccine Measles Children immunization Arctic medicine. Tropical medicine RC955-962 Infectious and parasitic diseases RC109-216 |
description |
The authors compare the serologic efficacy and the clinical protection afforded by three different measles vaccination schemes in adequately nourished children in São Paulo city, Brazil. Two hundred forty two children were divided into three groups. Group A, comprising 117 children who had received the vaccine before 12 months of age and a second dose at 12 months of age or more. Group B, comprising 46 children who had received only one dose, before 12 months of age. Group C, comprising 79 children who had received only one dose, at 12 months of age or more. The geometric mean titer of antibodies in Group A was 790.1; in Group B, 251.1; and in Group C, 550.3. There was no statistically significant difference between Groups A and C. The exposure to the measles virus was probably similar in all groups, and the children in Groups A and C had similar chances of acquiring the disease after vaccination whereas in Group B the chances were higher when compared to the other two groups. The results obtained in this study favor the use, in developing countries, of a vaccination program against measles that includes an early first dose at eight months of age and revaccination after 12 months of age. Os autores comparam a eficácia sorológica e a proteção clinica obtidas com três esquemas diferentes de vacinação contra o sarampo, em crianças eutróficas, na cidade de São Paulo, Brasil. Duzentas e quarenta e duas crianças foram divididas em três grupos. Grupo A, compreendendo 117 crianças primovacinadas antes dos 12 meses de idade e revacinadas com 12 ou mais meses de idade. Grupo B, compreendendo 46 crianças vacinadas com dose única, antes dos 12 meses de idade. Grupo C, compreendendo 79 crianças vacinadas com dose única, aos 12 ou mais meses de idade. A média geométrica do título de anticorpos no grupo A foi 790,1; no grupo B, 251,1; e no grupo C, 550,3. Não houve diferença estatisticamente significante entre os grupos A e C. A exposição ao vírus do sarampo foi provavelmente semelhante em todos os grupos. As crianças dos ... |
format |
Article in Journal/Newspaper |
author |
Marta Heloísa Lopes João Silva de Mendonça Cláudio Sérgio Pannuti Paul Albrecht Maria Lúcia Neves Biancalana Orlando César Mantese José Fábio Correa Vicente Amato Neto |
author_facet |
Marta Heloísa Lopes João Silva de Mendonça Cláudio Sérgio Pannuti Paul Albrecht Maria Lúcia Neves Biancalana Orlando César Mantese José Fábio Correa Vicente Amato Neto |
author_sort |
Marta Heloísa Lopes |
title |
Measles vaccination: influence of age on its efficacy Vacinação contra o sarampo: influência da idade em sua eficácia |
title_short |
Measles vaccination: influence of age on its efficacy Vacinação contra o sarampo: influência da idade em sua eficácia |
title_full |
Measles vaccination: influence of age on its efficacy Vacinação contra o sarampo: influência da idade em sua eficácia |
title_fullStr |
Measles vaccination: influence of age on its efficacy Vacinação contra o sarampo: influência da idade em sua eficácia |
title_full_unstemmed |
Measles vaccination: influence of age on its efficacy Vacinação contra o sarampo: influência da idade em sua eficácia |
title_sort |
measles vaccination: influence of age on its efficacy vacinação contra o sarampo: influência da idade em sua eficácia |
publisher |
Universidade de São Paulo (USP) |
publishDate |
1989 |
url |
https://doi.org/10.1590/S0036-46651989000500005 https://doaj.org/article/7d99ab87170b48b3b983b8184f68a921 |
geographic |
Arctic |
geographic_facet |
Arctic |
genre |
Arctic |
genre_facet |
Arctic |
op_source |
Revista do Instituto de Medicina Tropical de São Paulo, Vol 31, Iss 5, Pp 322-327 (1989) |
op_relation |
http://www.scielo.br/scielo.php?script=sci_arttext&pid=S0036-46651989000500005 https://doaj.org/toc/0036-4665 https://doaj.org/toc/1678-9946 doi:10.1590/S0036-46651989000500005 0036-4665 1678-9946 https://doaj.org/article/7d99ab87170b48b3b983b8184f68a921 |
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https://doi.org/10.1590/S0036-46651989000500005 |
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Revista do Instituto de Medicina Tropical de São Paulo |
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31 |
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327 |
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