Table 5. Antibiotic resistance rate (%) of non-mucoid strains isolated from outpatients according to their age group, including those with meningitis and nonmeningitis, with regard to invasiveness.
| Infant and preschool group (N=14) (%) | Schoolchildren group (N=5) (%) | Adult group (N=5) (%) | Elderly adult group (N=23) (%) | |
|---|---|---|---|---|
| Penicillin G nonmeningitis | 0 | 0 | 0 | 0 |
| Penicillin G meningitis | 0 | 0 | 0 | 0 |
| AC | 0 | 0 | 0 | 0 |
| Cefotaxime nonmeningitis | 0 | 0 | 0 | 0 |
| Cefotaxime meningitis | 0 | 0 | 0 | 0 |
| Ceftriaxone nonmeningitis | 0 | 0 | 0 | 0 |
| Cefepime nonmeningitis | 0 | 0 | 0 | 0 |
| Cefepime meningitis | 0 | 0 | 0 | 0 |
| Meropenem | 0 | 0 | 0 | 0 |
| Erythromycin | 64.3 | 40.0 | 60.0 | 82.6 |
| Clarithromycin | 64.3 | 40.0 | 40.0 | 78.3 |
| Clindamycin | 28.6 | 0.0 | 20.0 | 39.1 |
| Tetracycline | 50.0 | 40.0 | 60.0 | 69.6 |
| Chloramphenicol | 7.1 | 40.0 | 40.0 | 13.0 |
| Vancomycin | 0 | 0 | 0 | 0 |
| Levofloxacin | 0 | 0 | 0 | 0 |
| Rifampicin | 0 | 0 | 0 | 0 |
| TMP/SMX | 7.1 | 0.0 | 40.0 | 13.0 |
Abbreviations: AC, Amoxicillin-clavulanate; TMP/SMX, Trimethoprim-sulfamethoxazole.