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1.
Clin Exp Vaccine Res ; 11(1): 72-81, 2022 Jan.
Artigo em Inglês | MEDLINE | ID: mdl-35223667

RESUMO

PURPOSE: This study aims to compare protection against diphtheria and tetanus conferred on the mother and the neonate before and after maternal vaccination against tetanus, diphtheria, and acellular pertussis (Tdap), transfer of antibodies, and the variables that could impact on the protection. MATERIALS AND METHODS: The study followed a cohort of 200 pregnant women from a region in Colombia, contacted during prenatal control before vaccination and upon delivery. The work determined immunoglobulin G antibodies against diphtheria and tetanus of pregnant women and umbilical cord. The proportion of protection, the geometric mean of the concentration, and the transfer of maternal antibodies were calculated. The protection profile of the pregnant women was explored by using multiple correspondence analysis. RESULTS: The concentration of antibodies against diphtheria was significant before and after vaccination of the pregnant women (p=0.000) with proportions of 85.0% and 97.5%, respectively, and of 98.6% in the umbilical cord, with significant antibody correlation (Spearman's coefficient=0.668, p=0.01). Sero-protection against tetanus before vaccination was at 71.0%, after at 92.6%, and in the umbilical cord at 95.9%, with significant antibody concentration before and after vaccination (p=0.000) and antibody correlation (Spearman's coefficient=0.936, p=0.01). Sero-protection was higher when the pregnant women were vaccine 8 to 11 weeks before delivery. Unprotected pregnant women were those not vaccinated during pregnancy. CONCLUSION: The high proportion of protection against diphtheria and tetanus and the placental transfer support the need to promote maternal immunization with Tdap.

2.
Biomedica ; 39(Supl. 2): 130-143, 2019 08 01.
Artigo em Inglês, Espanhol | MEDLINE | ID: mdl-31529840

RESUMO

INTRODUCTION: Serological surveillance (serosurveillance) provides the most direct measure of herd immunity of vaccine-preventable diseases. Little is known about the opportunities and challenges of serosurveillance experiences, particularly pertussis. OBJECTIVE: To describe the process of serosurveillance for vaccine-preventable diseases with an emphasis on the experience of pertussis in the metropolitan area of Antioquia (Valle de Aburrá) in 2015 and 2016 and analyze the contributions and challenges for its sustainability. MATERIALS AND METHODS: We described the planning and conduction of serosurveillance of pertussis antibodies of mothers and in the umbilical cord at the time of delivery in eight hospitals based on random sampling and their capacity to advance the serosurveillance periodically. We compared the contributions and the challenges of this experience with other probabilistic and non-probabilistic programs. RESULTS: We achieved the participation of hospitals and mothers respecting the delivery care process. We established a serum bank following ethical and technical guidelines. This program based on the random selection of hospitals and mothers has enabled the estimation of antibodies prevalence in mothers and in the umbilical cord, which has been possible given the high coverage of hospital care during childbirth at a lower cost and fewer risks than a population-based survey in conflictive areas. The main challenges for the sustainability of this program are the creation of stable jobs and access to funding and legal and methodological long-term frameworks. CONCLUSIONS: Hospital serosurveillance as described is an option to monitor the impact of vaccination on the population. Our experience could be reproduced in other regions under similar conditions if the above-mentioned challenges are solved.


Introducción. La vigilancia serológica es la forma más directa de medir la inmunidad de rebaño frente a las enfermedades prevenibles por vacunación. Poco se sabe acerca de las oportunidades y los desafíos de las experiencias de serovigilancia, en general y, específicamente, la de la tosferina.Objetivo. Describir el proceso de serovigilancia de enfermedades prevenibles por vacunación con énfasis en la experiencia en el caso de la tosferina en el área metropolitana de Antioquia (Valle de Aburrá) en el 2015 y el 2016 y analizar lo que dicha experiencia ha aportado y los desafíos que persisten para su sostenibilidad.Materiales y métodos. Se describió el proceso de planeación y el desarrollo de la serovigilancia de tosferina en el momento del parto en ocho hospitales seleccionados al azar, así como la capacidad para adelantar el programa de manera periódica. Se compararon los aportes y los desafíos en el curso de esta experiencia con los de otros programas poblacionales probabilistas e institucionales no probabilistas.Resultados. Se logró la participación de los hospitales y de las madres con pleno respeto del proceso de atención del parto, y se conformó un banco de sueros siguiendo lineamientos éticos y técnicos. El programa permitió estimar la prevalencia de anticuerpos en la madre y en el cordón umbilical, lo que se facilitó por la alta cobertura de atención hospitalaria del parto, a un menor costo y menos riesgos que los programas poblacionales en zonas conflictivas. Los principales desafíos para la sostenibilidad del programa son la estabilidad laboral del personal de salud, así como normas y una financiación de largo plazo.Conclusiones. La serovigilancia hospitalaria es una opción para monitorizar el impacto poblacional de la vacunación. Esta experiencia se podría extender a otras regiones en condiciones similares si se resuelven los retos mencionados.


Assuntos
Vigilância da População , Doenças Preveníveis por Vacina/epidemiologia , Coqueluche/epidemiologia , Anticorpos Antibacterianos/sangue , Bordetella pertussis/imunologia , Colômbia/epidemiologia , Feminino , Sangue Fetal/imunologia , Humanos , Imunidade Coletiva , Recém-Nascido , Modelos Estatísticos , Gravidez , Complicações Infecciosas na Gravidez/epidemiologia , Complicações Infecciosas na Gravidez/imunologia , Estudos de Amostragem , Estudos Soroepidemiológicos , População Urbana , Cobertura Vacinal , Doenças Preveníveis por Vacina/sangue , Doenças Preveníveis por Vacina/prevenção & controle , Coqueluche/sangue , Coqueluche/prevenção & controle
3.
Biomédica (Bogotá) ; 39(supl.2): 130-143, ago. 2019. tab, graf
Artigo em Inglês | LILACS | ID: biblio-1038834

RESUMO

Abstract Introduction: Serological surveillance (serosurveillance) provides the most direct measure of herd immunity of vaccine-preventable diseases. Little is known about the opportunities and challenges of serosurveillance experiences, particularly pertussis. Objective: To describe the process of serosurveillance for vaccine-preventable diseases with an emphasis on the experience of pertussis in the metropolitan area of Antioquia (Valle de Aburrá) in 2015 and 2016 and analyze the contributions and challenges for its sustainability. Materials and methods: We described the planning and conduction of serosurveillance of pertussis antibodies of mothers and in the umbilical cord at the time of delivery in eight hospitals based on random sampling and their capacity to advance the serosurveillance periodically. We compared the contributions and the challenges of this experience with other probabilistic and non-probabilistic programs. Results: We achieved the participation of hospitals and mothers respecting the delivery care process. We established a serum bank following ethical and technical guidelines. This program based on the random selection of hospitals and mothers has enabled the estimation of antibodies prevalence in mothers and in the umbilical cord, which has been possible given the high coverage of hospital care during childbirth at a lower cost and fewer risks than a population-based survey in conflictive areas. The main challenges for the sustainability of this program are the creation of stable jobs and access to funding and legal and methodological long-term frameworks. Conclusions: Hospital serosurveillance as described is an option to monitor the impact of vaccination on the population. Our experience could be reproduced in other regions under similar conditions if the above-mentioned challenges are solved.


Resumen Introducción. La vigilancia serológica es la forma más directa de medir la inmunidad de rebaño frente a las enfermedades prevenibles por vacunación. Poco se sabe acerca de las oportunidades y los desafíos de las experiencias de serovigilancia, en general y, específicamente, la de la tosferina. Objetivo. Describir el proceso de serovigilancia de enfermedades prevenibles por vacunación con énfasis en la experiencia en el caso de la tosferina en el área metropolitana de Antioquia (Valle de Aburrá) en el 2015 y el 2016 y analizar lo que dicha experiencia ha aportado y los desafíos que persisten para su sostenibilidad. Materiales y métodos. Se describió el proceso de planeación y el desarrollo de la serovigilancia de tosferina en el momento del parto en ocho hospitales seleccionados al azar, así como la capacidad para adelantar el programa de manera periódica. Se compararon los aportes y los desafíos en el curso de esta experiencia con los de otros programas poblacionales probabilistas e institucionales no probabilistas. Resultados. Se logró la participación de los hospitales y de las madres con pleno respeto del proceso de atención del parto, y se conformó un banco de sueros siguiendo lineamientos éticos y técnicos. El programa permitió estimar la prevalencia de anticuerpos en la madre y en el cordón umbilical, lo que se facilitó por la alta cobertura de atención hospitalaria del parto, a un menor costo y menos riesgos que los programas poblacionales en zonas conflictivas. Los principales desafíos para la sostenibilidad del programa son la estabilidad laboral del personal de salud, así como normas y una financiación de largo plazo. Conclusiones. La serovigilancia hospitalaria es una opción para monitorizar el impacto poblacional de la vacunación. Esta experiencia se podría extender a otras regiones en condiciones similares si se resuelven los retos mencionados.


Assuntos
Feminino , Humanos , Recém-Nascido , Gravidez , Coqueluche/epidemiologia , Vigilância da População , Doenças Preveníveis por Vacina/epidemiologia , Complicações Infecciosas na Gravidez/imunologia , Complicações Infecciosas na Gravidez/epidemiologia , População Urbana , Bordetella pertussis/imunologia , Estudos Soroepidemiológicos , Coqueluche/sangue , Coqueluche/prevenção & controle , Estudos de Amostragem , Modelos Estatísticos , Colômbia/epidemiologia , Imunidade Coletiva , Cobertura Vacinal , Sangue Fetal/imunologia , Doenças Preveníveis por Vacina/sangue , Doenças Preveníveis por Vacina/prevenção & controle , Anticorpos Antibacterianos/sangue
4.
Asclepio ; 60(1): 203-36, 2008.
Artigo em Espanhol | MEDLINE | ID: mdl-19856530

RESUMO

This article explores the history of the San Juan de Dios Hospital in Cartagena de Indias, at the end of the 18th century. Its activities and evolution cannot be understood unless they are analyzed within the context of the Bourbon sanitary reforms. it was precisely at that time when these reforms were being implemented in Nueva Granada. One of the goals of the reforms was to improve the health of the population in order to discipline the vassals, to promote the growth of the workforce and to increase the Crown's wealth. The text reviews different aspects of the institution, and how it operated. It examines the budget, its expenses, and the dynamics of the hospital population and of its employees. In doing so, it intends to explain what the hospital offered to the city's various social groups.


Assuntos
Reforma dos Serviços de Saúde , Hospitais , Governo Local , Militares , Grupos Populacionais , Áreas de Pobreza , Saneamento , Região do Caribe/etnologia , Colonialismo/história , Reforma dos Serviços de Saúde/economia , Reforma dos Serviços de Saúde/história , História do Século XVIII , Hospitais/história , Humanos , Militares/educação , Militares/história , Militares/psicologia , Pacientes/história , Pacientes/psicologia , Médicos/economia , Médicos/história , Médicos/psicologia , Grupos Populacionais/educação , Grupos Populacionais/etnologia , Grupos Populacionais/história , Grupos Populacionais/psicologia , Saúde Pública/economia , Saúde Pública/educação , Saúde Pública/história , Saneamento/história , Classe Social , Fatores Socioeconômicos , Espanha/etnologia , Índias Ocidentais/etnologia
5.
Asclepio: revista de historia de la medicina y de la ciencia ; Asclepio: revista de historia de la medicina y de la ciencia;5555(2)(2): 257-280, 2003.2003.
Artigo em Espanhol | HISA - História da Saúde | ID: his-9341

RESUMO

Busca explorar el germinal proceso de validación y de legitimación de un saber indígena con fines terapéuticos. Se trata de una corriente práctica curativa tradicional: la "cura" contra la mordedura de serpiente mediante la inoculación del zumo de una planta llamada guaco. Participan en este proceso varios representantes de la élite cultural neogranadina, pregoneros de la razón elustrada en el virreinato de la Nueva Granada a finales del siglo XVIII. (AU)


Assuntos
Medicina Tradicional/história , Mordeduras de Serpentes/terapia , Mikania , História do Século XVIII , América Central , América do Sul
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