Table 1.
Susceptibility of 15 antimicrobials for S. pneumoniae isolates from different groups
| Antibiotics | Resistance of age groups (%) | Resistance of serotypes (%) | Resistance of specimens (%) | ||||||
|---|---|---|---|---|---|---|---|---|---|
| ≤5 years (n = 42) | ≥51 years (n = 44) | p-value | 19F (n = 40) | Others (n = 54) | p-value | Invasive (n = 23) | Non-invasive (n = 71) | p-value | |
| Amoxicillin | 50.0 | 31.2 | 0.04 | 57.5 | 15.7 | 0.04 | 13.0 | 32.4 | 0.04 |
| Penicillin G | 68.0 | 50.0 | 0.28 | 70.0 | 29.4 | 0.04 | 56.5 | 28.2 | 0.03 |
| Cefotaxime | 28.0 | 18.8 | 0.12 | 32.5 | 7.8 | 0.05 | 26.1 | 12.7 | 0.04 |
| Ceftriaxone | 32.0 | 18.8 | 0.11 | 35.0 | 7.8 | 0.02 | 26.1 | 14.1 | 0.04 |
| Chloramphenicol | 4.0 | 15.6 | 0.04 | 5.0 | 13.7 | 0.16 | 13.0 | 1.4 | 0.01 |
| Erythromycin | 96.0 | 75.0 | 0.04 | 95.0 | 68.6 | 0.03 | 87.0 | 78.9 | 0.35 |
| Tetracycline | 92.0 | 87.5 | 0.41 | 97.5 | 86.3 | 0.39 | 100 | 90.1 | 0.23 |
| Trimethoprim/sulfamethoxazole | 47.6 | 45.5 | 0.22 | 82.5 | 50.0 | 0.02 | 65.2 | 63.4 | 0.29 |
| Meropenem | 24.0 | 21.9 | 0.27 | 17.5 | 13.7 | 0.51 | 8.7 | 14.1 | 0.03 |
| Ertapenem | 0 | 0 | - | 0 | 0 | - | 0 | 0 | - |
| Levofloxacin | 0 | 0 | - | 0 | 0 | - | 0 | 0 | - |
| Moxifloxacin | 0 | 0 | - | 0 | 0 | - | 0 | 0 | - |
| Ofloxacin | 0 | 0 | - | 0 | 0 | - | 0 | 0 | - |
| Linezolid | 0 | 0 | - | 0 | 0 | - | 0 | 0 | - |
| Vancomycin | 0 | 0 | - | 0 | 0 | - | 0 | 0 | - |