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Vaccine ; 28(30): 4851-7, 2010 Jul 05.
Artigo em Inglês | MEDLINE | ID: mdl-20392430

RESUMO

Polysaccharide-protein conjugate vaccines against Haemophilus influenzae type b (Hib) and Streptococcus pneumoniae have proven efficacy against radiologically confirmed pneumonia. Measurement of pneumonia incidence provides a platform to estimate of the vaccine-preventable burden. Over 24 months, we conducted surveillance for radiologically confirmed severe pneumonia episodes among children <2 years of age admitted to a rural hospital in Manhiça, southern Mozambique. Study children were tested for HIV during the second year of surveillance. Severe pneumonia accounted for 15% of 5132 hospital admissions and 32% of in-hospital mortality among children <2 years of age. Also, 43% of chest radiographs were interpreted as radiologically confirmed pneumonia. HIV-infection was associated with 81% of fatal pneumonia episodes among children tested for HIV. The minimum incidence rate of radiologically confirmed pneumonia requiring hospitalization was 19 episodes/1000 child-years. Incidence rates among HIV-infected children were 9.3-19.0-fold higher than HIV-uninfected. Introduction of Hib and pneumococcal conjugate vaccines would have a substantial impact on pneumonia hospitalizations among African children if vaccine effects are similar to those observed in clinical trials.


Assuntos
Vacinas Anti-Haemophilus/uso terapêutico , Vacinas Pneumocócicas/uso terapêutico , Pneumonia Bacteriana/epidemiologia , Pneumonia Bacteriana/prevenção & controle , Efeitos Psicossociais da Doença , Interpretação Estatística de Dados , Determinação de Ponto Final , Infecções por HIV/epidemiologia , Haemophilus influenzae tipo b/imunologia , Hospitalização , Humanos , Lactente , Recém-Nascido , Moçambique/epidemiologia , Pneumonia Bacteriana/diagnóstico por imagem , Vigilância da População , Radiografia , Terminologia como Assunto , Vacinas Conjugadas
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