Table 2.
The relationship among biofilm-forming ability of E. anophelis with antibiotic resistance pattern.
| Biofilm formation ability | Strong (n = 80) | Moderate (n = 82) | Weak (n = 35) | ||||||
|---|---|---|---|---|---|---|---|---|---|
| Antibiotics | R No. (%) | I No. (%) | S No. (%) | R No. (%) | I No. (%) | S No. (%) | R No. (%) | I No. (%) | S No. (%) |
| Piperacillin | 56 (70) | 17 (21.25) | 7 (8.75) | 36 (43.9) | 18 (21.95) | 28 (34.15) | 6 (17.14) | 15 (42.86) | 14 (40) |
| Piperacillin-tazobactam | 29 (36.25) | 38 (47.5) | 13 (16.25) | 24 (29.27) | 21(25.61) | 37(45.12) | 4 (11.43) | 14 (40) | 17(48.57) |
| Ceftazidime | 80 (100) | ─ | ─ | 82 (100) | ─ | ─ | 34 (97.14) | ─ | 1 (2.86) |
| Cefepime | 80 (100) | ─ | ─ | 78 (95.12) | 4 (4.88) | ─ | 30 (85.71) | 3 (8.57) | 2 (5.72) |
| Imipenem | 80 (100) | ─ | ─ | 82 (100) | ─ | ─ | 34 (97.14) | ─ | 1(2.86) |
| Meropenem | 80 (100) | ─ | ─ | 82 (100) | ─ | ─ | 33 (94.29) | ─ | 2 (5.71) |
| Aztreonam | 80 (100) | ─ | ─ | 82 (100) | ─ | ─ | 35 (100) | ─ | ─ |
| Gentamicin | 74 (92.5) | 5 (6.25) | 1 (1.25) | 70 (85.37) | 8 (9.75) | 4 (4.88) | 30 (85.72) | 3 (8.57) | 2 (5.71) |
| Amikacin | 67 (83.75) | 10 (12.5) | 3 (3.75) | 64 (78.05) | 13 (15.85) | 5 (6.1) | 23 (65.71) | 8 (22.86) | 4 (11.43) |
| Minocycline | ─ | ─ | 80(100) | ─ | ─ | 82(100) | ─ | ─ | 35(100) |
| Doxycycline | ─ | 2 (2.5) | 78 (97.5) | 1 (1.22) | 4 (4.88) | 77 (93.9) | ─ | 1 (2.86) | 34 (97.14) |
| Tetracycline | 69 (86.25) | 8 (10) | 3 (3.75) | 79 (96.34) | 3 (3.66) | ─ | 30 (85.71) | 3 (8.57) | 2 (5.72) |
| Tigecycline | 10 (12.5) | 44 (55) | 26 (32.5) | 17 (20.73) | 37 (45.12) | 28 (34.15) | 3 (8.58) | 16 (45.71) | 16 (45.71) |
| Ciprofloxacin | 18 (22.5) | 25 (31.25) | 37 (46.25) | 28 (34.15) | 19 (23.17) | 35 (42.68) | 7 (20) | 5 (14.29) | 23 (65.71) |
| Levofloxacin | 14 (17.5) | ─ | 66 (82.5) | 21(25.61) | 6 (7.32) | 55 (67.07) | 4 (11.43) | 2 (5.71) | 29 (82.86) |
| Trimethoprim- sulfamethoxazole |
80 (100) | ─ | ─ | 80(97.56) | ─ | 2 (2.44) | 35(100) | ─ | ─ |
| Rifampin | 3 (3.75) | 1 (1.25) | 76 (95) | 6 (7.32) | 1(1.22) | 75 (91.46) | ─ | 1(2.86) | 34 (97.14) |
| Vancomycin | 31 (38.75) | 48 (60) | 1 (1.25) | 12 (14.63) | 70 (85.37) | ─ | 7 (20) | 28 (80) | ─ |
| Chloramphenicol | 37 (46.25) | 37 (46.25) | 6 (7.5) | 53 (64.63) | 27 (32.93) | 2 (2.44) | 23 (65.71) | 9 (25.72) | 3 (8.57) |
R, resistant; S, susceptible; I, intermediate resistant.