Antibiotic | MICs for isolates | p-values | |||
Sputum | BAL | PSB | Sputum versus BAL | Sputum versus PSB | |
Tobramycin | 6.0±0.0 | 6.0±0.0 | 6.0±0.0 | 0.99 | 0.99 |
Meropenem | 5.0±0.0 | 5.0±0.0 | 5.0±0.0 | 0.99 | 0.99 |
Amikacin | 7.0±0.0 | 7.0±0.0 | 7.0±0.0 | 0.99 | 0.99 |
Ceftazidime | 8.0±0.0 | 8.0±0.0 | 8.0±0.0 | 0.99 | 0.99 |
Piperacillin | 8.0±0.0 | 8.0±0.0 | 8.0±0.0 | 0.99 | 0.99 |
Ciprofloxacin | 3.93±0.23 | 3.87±0.21 | 3.80±0.4 | 0.37 | 0.10 |
MIC values (mean±sd) were obtained from paired t-test analysis and are shown as log2 values of the dilution used
n=12
Comparative p-values are derived from the generalised estimating equations model
BAL: bronchoalveolar lavage
PSB: protected specimen brush