Table 7.
Analysis of drug resistance in Escherichia coli isolated from different groups [strains (%)]
| Antibiotic | CG (n = 48) | NSSPU (n = 36) | USG (n = 21) | Total (n = 105) | ||||
|---|---|---|---|---|---|---|---|---|
| Drug resistance rate% (n) | Sensitivity % (n) | Drug resistance rate% (n) | Sensitivity % (n) | Drug resistance rate% (n) | Sensitivity % (n) | Drug resistance rate% (n) | Sensitivity % (n) | |
| Ampicillin | 87.50 (42) | 10.42 (5) | 81.08 (30) | 16.67 (6) | 100.00 (21) | 0 (0) | 88.57 (93) | 10.48 (11) |
| Piperacillin | 54.17 (26) | 12.50 (6) | 69.44 (25) | 25.00 (9) | 71.43 (15) | 14.29 (3) | 62.86 (66) | 17.14 (18) |
| Ampicillin/sulbactam | 43.75 (21) | 29.17 (14) | 41.67 (15) | 25.00 (9) | 38.10 (8) | 19.05 (4) | 41.90 (44) | 25.71 (27) |
| Cefazolin | 45.83 (22) | 54.17 (26) | 55.56 (20) | 44.44 (16) | 71.43 (15) | 23.81 (5) | 54.29 (57) | 44.76 (47) |
| Cefuroxime | 43.75 (21) | 43.75 (21) | 55.56 (20) | 38.89 (14) | 66.67 (14) | 28.57 (6) | 52.38 (55) | 39.05 (41) |
| Cefoperazone/sulbactam | 6.25 (3) | 89.58 (43) | 0 (0) | 100.00 (36) | 9.52 (2) | 80.95 (17) | 4.76 (5) | 91.43 (96) |
| Ceftazidime | 31.25 (15) | 56.25 (27) | 33.33 (12) | 58.33 (21) | 42.86 (9) | 38.10 (8) | 34.29 (36) | 53.33 (56) |
| Cefepime | 27.08 (13) | 68.75 (33) | 27.78 (10) | 52.78 (19) | 38.10 (8) | 42.86 (9) | 29.52 (31) | 58.10 (61) |
| Ceftriaxone | 47.92 (23) | 52.08 (25) | 55.56 (20) | 44.44 (16) | 66.67 (14) | 80.95 (7) | 54.29 (57) | 45.71 (48) |
| Ciprofloxacin | 66.67 (32) | 22.92 (11) | 63.89 (23) | 25.00 (9) | 80.95 (17) | 9.52 (2) | 68.57 (72) | 20.95 (22) |
| Levofloxacin | 58.33 (28) | 8.33 (4) | 58.33 (21) | 30.56 (11) | 76.19 (16) | 19.05 (4) | 61.90 (65) | 18.10 (19) |
| Amikacin | 4.17 (2) | 95.83 (46) | 2.78 (1) | 97.22 (35) | 4.76 (1) | 95.24 (20) | 3.81 (4) | 96.19 (101) |
| Gentamicin | 43.75 (21) | 56.25 (27) | 30.56 (11) | 69.44 (25) | 57.14 (12) | 42.86 (9) | 41.90 (44) | 58.10 (61) |
| Imipenem | 0 (0) | 100 (48) | 0 (0) | 100 (36) | 0 (0) | 100.00 (21) | 0 (0) | 100.00 (105) |
| Meropenem | 0 (0) | 100 (48) | 0 (0) | 100 (36) | 0 (0) | 100.00 (21) | 0 (0) | 100.00 (105) |
| Cotrimoxazole | 47.92 (23) | 52.08 (25) | 58.33 (21) | 41.67 (15) | 76.19 (16) | 23.81 (5) | 57.14 (60) | 42.86 (45) |
| Piperacillin–tazobactam | 4.17 (2) | 89.58 (43) | 2.78 (1) | 97.22 (35) | 14.29 (3) | 80.95 (17) | 5.71 (6) | 90.48 (95) |
| Aztreonam | 33.33 (16) | 66.67 (32) | 44.44 (16) | 55.56 (20) | 61.90 (13) | 38.10 (8) | 42.86 (45) | 57.14 (60) |
| Tobramycin | 12.50 (6) | 58.33 (28) | 8.33 (3) | 69.44 (25) | 23.81 (5) | 80.95 (7) | 13.33 (14) | 57.14 (60) |
| Furantoin | 4.17 (2) | 87.50 (42) | 2.78 (1) | 86.11 (31) | 19.05 (4) | 76.19 (16) | 6.67 (7) | 84.76 (89) |
| Ticarcillin/clavulanic acid | 8.33 (4) | 81.25 (39) | 5.56 (2) | 66.67 (24) | 9.52 (2) | 85.71 (18) | 7.62 (8) | 77.14 (81) |
| Tigecycline | 0 (0) | 100.00 (48) | 0 (0) | 100.00 (36) | 0 (0) | 100.00 (21) | 0 (0) | 100.00 (105) |
| Minocycline | 10.42 (5) | 75.00 (36) | 8.33 (3) | 80.56 (29) | 28.57 (6) | 57.14 (12) | 13.33 (14) | 73.33 (77) |
| Doxycycline | 20.83 (10) | 50.00 (24) | 16.67 (6) | 66.67 (24) | 38.10 (8) | 38.10 (8) | 22.86 (24) | 53.33 (56) |
| Colistin | 4.17 (2) | 93.75 (45) | 0 (0) | 83.33 (30) | 0 (0) | 90.48 (19) | 1.90 (2) | 89.52 (94) |
Both the drug resistance rate and sensitivity rate are expressed as percentages, with the number in parentheses indicating the corresponding number of bacterial strains. All data have been analyzed according to standardized statistical procedures
n number of bacterial strains analyzed