Table 3.
Comparison of microbiological spectrum and antibiotic sensitivity between cases and controls
| Cases, n (%) | Controls, n (%) | |
|---|---|---|
| Gram-positive isolates | 139 (84.24) | 18 (94.7) |
| Gram-negative isolates | 26 (15.75) | 1 (5.26) |
| Most common Gram-positive isolate | S. epidermidis (30.9) S pneumonoiae (21.2) | S. epidermidis (52.6) |
| Most common Gram-negative isolate | H. influenzae (5.3) | Neisseria spp. (5.26) |
| Antibiotic sensitivity Gram-positive | Gentamycin and vancomycin (95.5 each), chloramphenicol (93.2), gatifloxacin (80) | Gentamycin, vancomycin and tobramycin (100 each) |
| Antibiotic sensitivity Gram-negative | Amikacin (92.3) | Sensitive to all tested antibiotics |
| Rare isolates | A. xylosoxidans, S. maltophila, K. Kristina | Nil |
| Fungus | 2 | Nil |
S. epidermidis: Staphylococcus epidermidis, S. pneumonoiae: Streptococcus pneumonoiae, H. influenza: Haemophilus influenza, A. xylosoxidans: Achromobacter xylosoxidans, S. maltophila: Stenotrophomonas maltophila, K. Kristina: Kocuria Kristina