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Table 3 Antibiotic susceptibility profile of isolates

From: Multidrug-resistant gram-negative bacterial infections in a teaching hospital in Ghana

Antibiotics Total number of isolates (N) Susceptible N (%) Intermediate N (%) Resistant N (%)
Ampicillin 162 7 (4.3) 2 (1.2) 153 (94.4)
Amox/clav 200 51 (25.5) 47 (23.5) 102 (51.5)
Piperacillin-tazobactam 198 109 (54.5) 62 (31.0) 27 (13.5)
Cefuroxime 200 35 (17.5) 7 (3.5) 158 (79.0)
Cefoxitin 200 74 (37.0) 11 (5.5) 115 (57.5)
Cefotaxime 199 44 (22.1) 12 (6.0) 143 (71.3)
Ceftazidime 200 104 (52.0) 15 (7.5) 81 (40.5)
Cefepime 200 119 (59.5) 64 (32.0) 17 (8.5)
Ertapenam 132 130 (98.5) 1 (0.8) 1 (0.8)
Imipenem 199 191 (95.5) 0 (0.0) 8 (4.0)
Meropenem 198 192 (97.0) 1 (0.5) 5 (2.5)
Amikacin 199 178 (89.4) 14 (7.0) 7 (3.5)
Gentamicin 198 105 (53.0) 5 (2.5) 88 (44.4)
Ciprofloxacin 200 116 (58.0) 2 (1.0) 82 (41.0)
Tetracycline 199 124 (62.3) 14 (7.0) 61 (30.7)
Nitrofuratoin 200 84 (42.0) 17 (8.5) 99 (49.5)
Collistin 198 164 (82.8) 2 (1.0) 32 (16.2)
Trim/Sulfamethoxazole 200 31 (15.5) 0 (0.0) 169 (84.5)
  1. Not all the antibiotics were tested for all 200 isolates and not all N-values added up to 200
  2. Abbreviation: amox/clav amoxicillin-clavulanate, trim/sulfamethoxazole trimethoprim-sulfamethoxazole