2005
DOI: 10.1016/s0140-6736(05)67145-0
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Effect of BCG revaccination on incidence of tuberculosis in school-aged children in Brazil: the BCG-REVAC cluster-randomised trial

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Cited by 242 publications
(155 citation statements)
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“…É importante ressaltar que não existem evidências para a 2ª dose da BCG, suspensa pelo Ministério da Saúde em 2006 2 . Vários estudos sobre revacinação BCG não mostraram proteção conferida pela segunda dose da vacina nos adolescentes e profissionais de saúde [22][23][24] . O estudo não mostrou associação entre a TT positivo e contato com paciente com TB se contrapondo aos dados encontrados em outras pesquisas 8,14 .…”
Section: Discussionunclassified
“…É importante ressaltar que não existem evidências para a 2ª dose da BCG, suspensa pelo Ministério da Saúde em 2006 2 . Vários estudos sobre revacinação BCG não mostraram proteção conferida pela segunda dose da vacina nos adolescentes e profissionais de saúde [22][23][24] . O estudo não mostrou associação entre a TT positivo e contato com paciente com TB se contrapondo aos dados encontrados em outras pesquisas 8,14 .…”
Section: Discussionunclassified
“…Besides, BCG vaccination coverage in Belo Horizonte and other Brazilian cities favors further observational case-control studies. It is suggested to study different age groups from that of the study mentioned above, 5 with different time point for either revaccination or outcome assessment (pulmonary or extra-pulmonary tuberculosis or not). The present study indicates that, in Belo Horizonte, students were on average older at the time of BCG revaccination than those included in the randomized study.…”
Section: Discussionmentioning
confidence: 99%
“…The present study indicates that, in Belo Horizonte, students were on average older at the time of BCG revaccination than those included in the randomized study. 5 But if outcomes are assessed at a later age, let's say, at the age of 25-30, these new observations could provide additional clinical and epidemiological information, which are undoubtedly important for understanding the impact of BCG revaccination as well as the particular epidemiology of tuberculosis disease.…”
Section: Discussionmentioning
confidence: 99%
“…C'est pourtant cette dernière forme qui est la plus contagieuse et qui est responsable de la propagation de la maladie. Des tentatives d'une re-vaccination par le BCG, réalisées chez plus de 170 000 enfants âgés de 7 à 14 ans qui avaient été vaccinés, une première fois, à la naissance, n'ont pas montré de bénéfice substantiel [4], bien qu'une étude ultérieure ait montré un léger bénéfice de cette re-vaccination, surtout dans des régions à faible incidence d'infection à des mycobactéries atypiques [5]. Cependant, le léger bénéfice de cette vaccination de rappel n'apparaît pas suffisant pour prévenir la tuberculose et de nouveaux vaccins sont absolument nécessaires.…”
Section: La Tuberculose Une Histoire Toujours D'actualitéunclassified