|
Prevalence of co-resistance to penicillin and erythromycin among Streptococcus pneumoniae isolates collected during the PROTEKT US study Years 1–4 according to US region |
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| Proportion of isolates (n [%]) |
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|
|
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| Region |
Year 1 |
Year 2 |
Year 3 |
Year 4 |
|
|
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| North-central |
446 (21.2) |
385 (17.7) |
431 (17.8) |
321 (16.1) |
| Northeast |
606 (16.3) |
428 (13.5) |
471 (13.9) |
336 (12.1) |
| Northwest |
55 (13.0) |
73 (13.7) |
66 (12.1) |
42 (9.7) |
| South-central |
381 (26.2) |
309 (23.2) |
378 (21.9) |
204 (15.3) |
| Southeast |
310 (29.2) |
309 (22.2) |
282 (19.6) |
157 (15.3) |
| Southwest |
264 (19.6) |
205 (14.5) |
152 (11.2) |
70 (7.6) |
| USA total |
2,061 (20.4) |
1,709 (17.1) |
1,780 (16.4) |
1,130 (13.3) |
Jenkins et al. Annals of Clinical Microbiology and Antimicrobials 2008 7:1 doi:10.1186/1476-0711-7-1 |
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