You are viewing the site in preview mode

Skip to main content

Advertisement

Table 2 Nasopharyngeal carriage of Streptococcus pneumoniae, Haemophilus influenzae, Moraxella catarrhalis and Staphylococcus aureus in children with AOM before and after PCV7 implementation

From: Nasopharyngeal flora in children with acute otitis media before and after implementation of 7 valent pneumococcal conjugate vaccine in France

Carriage Before PCV7 n = 1807 (%) After PCV7 n = 2598 (%) p-value*
S. pneumoniae 1047 (57.9) 1510 (58.1) 0.9
PCV7 vaccine types 402/604**(66.6) 162 (10.7) 0.0001
Penicillin intermediate- resistant 317 (30.3) 656 (43.4) 0.0001
Penicillin resistant 239 (22.8) 58 (3.8) 0.0001
Non-typable H. influenzae 849 (47) 1269 (48.8) 0.2
ß-lactamase+ 328 (38.6) 217 (17.1) 0.0001
M. catarrhalis 939 (52) 1479 (56.9) 0.001
S. aureus 112 (6.2) 136 (5.2) 0.2
Multiple carriage (≥ 2 species) 978 (54.1) 1502 (57.8) 0.02
No carriage 133 (7.4) 187 (7.2) 0.8
  1. * Chi square test
  2. ** on available serotypes