Volume 12, Number 9—September 2006
Dispatch
Carriage of Neisseria meningitidis Serogroup W135 ST-2881
Pascal Boisier*
, Pierre Nicolas†, Saacou Djibo*, Amina A. Hamidou*, Bernard Tenebray†, Raymond Borrow‡, and Suzanne Chanteau*
, Pierre Nicolas†, Saacou Djibo*, Amina A. Hamidou*, Bernard Tenebray†, Raymond Borrow‡, and Suzanne Chanteau*
Table
Association between asymptomatic carriage status for W135 ST-2881 strains in May 2003 and protective immunity to the local strain in February 2004, in persons without protective immunity in May 2003*
| Carrier of W135 strain, May 2003 | Protective immunity to W135 ST-2881, February 2004 |
Total | |
|---|---|---|---|
| No (%) | Yes (%) | ||
| No | 26 (78.8) | 7 (21.2) | 33 |
| Yes | 6 (46.2) | 7 (53.8) | 13 |
| Total | 32 | 14 | 46 |
*According to serum bactericidal antibody assay; Fisher exact test, p = 0.04; ST, sequence type.
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