Table 3.
Antibiotic resistance rates of respiratory and nonrespiratory isolates of Haemophilus influenzae.
| Antibiotics | Respiratory | Nonrespiratory | ||||||
|---|---|---|---|---|---|---|---|---|
| n | R (%) | I (%) | S (%) | n | R (%) | I (%) | S (%) | |
| Ampicillin∗ | 1734 | 61.4 | 4.8 | 33.8 | 336 | 41.4 | 3.6 | 55.0 |
| Ampicillin-sulbactam∗ | 1734 | 18.3 | 0.0 | 81.7 | 336 | 14.0 | 0.0 | 86.0 |
| Cefuroxime∗ | 1734 | 33.7 | 5.6 | 60.7 | 336 | 18.5 | 3.0 | 78.5 |
| Cefotaxime | 1730 | 6.4 | 0.0 | 93.6 | 336 | 3.9 | 0.0 | 96.1 |
| Meropenem | 1734 | 0.2 | 0.0 | 99.8 | 336 | 0.0 | 0.0 | 100 |
| Chloramphenicol | 1676 | 4.7 | 2.4 | 92.9 | 330 | 3.6 | 6.4 | 90.0 |
| SXT∗ | 1725 | 75.1 | 1.6 | 23.3 | 335 | 51.9 | 1.8 | 46.3 |
| Levofloxacin | 1731 | 1.0 | 0.0 | 99.0 | 336 | 0.0 | 0.0 | 100 |
| Azithromycin∗ | 1379 | 35.3 | 0.0 | 64.7 | 235 | 13.2 | 0.0 | 86.8 |
Note. SXT, sulfamethoxazole-trimethoprim. ∗P < 0.01. S, susceptible; I, intermediate; R, resistant.