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Fréquence relative (%) des différentes bactéries à l'origine des méningites selon le groupe d'âge, 2009.
| Âge | < 2 mois | 2-11 mois | 1-2 ans | 3-14 ans | 15-24 ans |
|---|---|---|---|---|---|
| Nombre de cas estimés | 112 | 182 | 106 | 162 | 167 |
| Haemophilus influenzae | 1 | 0 | 11 | 3 | 1 |
| Neisseria meningitidis | 7 | 39 | 51 | 49 | 91 |
| Streptococcus pneumoniae | 9 | 51 | 38 | 48 | 7 |
| Streptococcus agalactiae (B) | 77 | 9 | 0 | 0 | 1 |
| Listeria monocytogenes | 6 | 1 | 0 | 0 | 0 |
Epibac, France 2009.
