[Table/Fig-1]:
Distribution of various β-lactamases in clinical isolates [E/M—ESBL & MBL, A/M—AmpC & MBL, E/A—ESBL & AmpC co producers]
| Organism | Total | ESBL | MBL | Amp C | E/M | A/M | E/A | ||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Isolates | No. | % | No. | % | No. | % | No. | % | No. | % | No. | % | |
| E coli | 134 | 54 | 56.25 | 7 | 23.34 | 13 | 86.67 | 8 | 33.34 | 6 | 60.0 | 9 | 50.0 |
| Pseudomonas | 50 | 18 | 18.75 | 8 | 26.67 | - | - | 6 | 25.0 | 1 | 10.0 | - | - |
| Klebsiella | 44 | 15 | 15.62 | 10 | 33.34 | 1 | 6.67 | 4 | 16.67 | 1 | 10.0 | 4 | 22.2 |
| Citrobacter | 24 | 6 | 6.25 | 4 | 13.34 | 1 | 6.67 | 4 | 16.67 | 1 | 10.0 | 2 | 11.1 |
| Acinetobacter | 15 | 2 | 2.0 | 1 | 3.34 | - | - | 2 | 8.34 | 1 | 10.0 | 3 | 16.6 |
| Enterobacter | 4 | - | - | - | - | - | - | - | - | - | - | - | - |
| Proteus | 2 | 1 | 1.04 | - | - | - | - | - | - | - | - | - | - |
| Total | 96 (35.16) | 30 (10.98) | 15 (5.49) | 24 (8.79) | 10 (3.67) | 18 (6.59) | |||||||