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Activity of antibiotics against 2000 Gram-negative urinary tract isolates
| Percentage of susceptible isolates (95% CI) | Comparison with activity of mecillinam (McNemar's Test) | |
|---|---|---|
| Mecillinam | 98.8 (98.2 to 99.2) | |
| Ampicillin | 77.0 (75.0 to 78.8) | P<0.001 |
| Ciprofloxacin | 100.0 (99.7 to 100.0) | P<0.001 |
| Trimethoprim/sulfamethoxazole | 91.6 (90.3 to 92.8) | P<0.001 |
| Nitrofurantoin | 95.4 (94.3 to 96.2) | P<0.001 |
