Table 4.
Antibiotic resistance determinants identified from the study isolates
| Betalactams | Fluoroquinolones | Tetracyclines | Macrolides | ||||
|---|---|---|---|---|---|---|---|
| Oxacillinase | Frequency (%) | gyrA | Frequency (%) | Tet gene | Frequency (%) | 23S rRNA | Frequency (%) |
| Oxa-193 | 87 (49) | T86I | 119 (66) | tet(O) | 42 (23) | A2075G | 5 (2.8) |
| Oxa-449 | 6 (3) | P104S, T86I | 2 (1) | tet(O/32/O) | 2 (1) | ||
| Oxa-460 | 3 (2) | ||||||
| Oxa-184 | 2 (1) | ||||||
| Oxa-61 | 2 (1) | ||||||
| Oxa-461 | 1 (0.6) | ||||||
| Oxa-783* | 9 (5) | ||||||
| Oxa-784* | 9 (5) | ||||||
| Oxa-785* | 2 (1) | ||||||
| Oxa-786* | 1 (0.6) | ||||||
| Total (%) | 122 (68) | 121 (67.6) | 44 (25) | 5 (2.8) | |||
*Previously unidentified OXA beta-lactams