TABLE 1.
Effect and drug(s) | Value for ciprofloxacin (3 expts) |
---|---|
LR | |
Tobramycin and ciprofloxacin | 1.60 ± 0.36 |
Ciprofloxacin | −0.29 ± 0.44 |
Tobramycin | 0.40 ± 0.25 |
Interaction of tobramycin and ciprofloxacin (Pa) | 1.48 ± 0.34 (<0.01) |
One-tailed t test of the null hypothesis that the true interaction is ≤0.