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Volume 20, Number 5—May 2014

Carriage Rate and Effects of Vaccination after Outbreaks of Serogroup C Meningococcal Disease, Brazil, 2010

Marco Aurelio Palazzi SáfadiComments to Author , Telma Regina Marques Pinto Carvalhanas, Ana Paula de Lemos, Maria Cecilia Outeiro Gorla, Maristela Salgado, Lucila O. Fukasawa, Maria Gisele Gonçalves, Fabio Higa, Maria Cristina Cunto Brandileone, Claudio Tavares Sacchi, Ana Freitas Ribeiro, Helena Keico Sato, Lucia Ferro Bricks, and José Cassio de Moraes
Author affiliations: Faculdade de Ciências Médicas da Santa Casa, São Paulo, Brazil (M.A.P. Sáfadi, J.C. de Moraes); Centro de Vigilância Epidemiológica Alexandre Vranjac, São Paulo (T.R.M.P. Carvalhanas, A.F. Ribeiro, H.K. Sato); Instituto Adolfo Lutz, São Paulo (A.P. de Lemos, M.C.O. Gorla, M. Salgado, M.G. Gonçalves, L.O. Fukasawa, F. Higa, M.C.C. Brandileone, C.T. Sacchi); Sanofi Pasteur Vaccines, São Paulo (L.F. Bricks)

Main Article

Table 3

Risk factors for pharyngeal carriage of Neisseria meningitidis among workers at 2 oil refineries, São Paulo, Brazil, 2010

Variable All N. meningitidis strains
Serogrouped N. meningitidis strains
% Workers exposed % Workers not exposed p value* % Workers exposed % Workers not exposed p value*
Antimicrobial drug use† 12.9 22.1 0.16 3.2 12.0 0.11
Crowded living conditions 17.4 22.9 0.14 9.9 12.3 0.35
Active smoking 23.2 21.2 0.41 11.6 11.6 0.58
Respiratory symptoms† 24.2 20.9 0.26 10.1 11.9 0.44
Low level of education‡ 32.9 19.2 0.01 17.0 10.6 0.07

*By Fisher exact test.
†In the 15 d before the collection of the nasopharyngeal sample.
‡Defined as not completing secondary education.

Main Article

Page created: April 16, 2014
Page updated: April 16, 2014
Page reviewed: April 16, 2014
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