Table 3

Serotype distribution ofS. pneumoniaetypified isolates by age group, and antimicrobial susceptibility by antibiotic
Age group (y) Resistant isolates according to CLSI criteria†
Serotype Confirmed IPD <2 2-4 Penicillin Erytromicin Tetracycline
(n = 13) (n = 7) (n = 6)
19A 3 (23.1) [2] 2 (28.6) [1] 1 (16.7) [1] --- 1 (7.7) ---
1 2 (15.4) [2] --- 2 (33.3) [1] --- --- ---
7F 2 (15.4) 1 (14.3) 1 (16.7) --- --- ---
19F 2 (15.4) --- 2 (33.3) --- 2 (15.4) 2 (15.4)
14 1 (7.7) 1 (14.3) --- --- 1 (7.7) ---
23F 1 (7.7) 1 (14.3) --- --- --- ---
12B 1 (7.7) 1 (14.3) --- --- --- ---
15C 1 (7.7) 1 (14.3) --- 1 (7.7) --- 1 (7.7)
Total 13 (100) 7 (100) 6 (100) 1 (7.7) 4 (30.8) 3 (23.1)

Data are number (column percentage) of cases. Number of cases having received any pneumococcal vaccine previously within square brackets

Clinical and Laboratory Standards Institute [26.] The overall coverage rate, estimated on typified IPD cases, was 30.8% for PCV7 and 84.6% for PCV13. The coverage rate of PCV7 and PCV13 was, respectively, 28.6% and 71.4% in infants, and 33.3% and 100% in children aged 2–4 years.

Riva et al.

Riva et al. BMC Infectious Diseases 2012 12:106   doi:10.1186/1471-2334-12-106

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