Before treatment | After treatment | |||||
---|---|---|---|---|---|---|
Control (n = 100) | Single high-dose (n = 68) | p value | Control (n = 100) | Single high-dose (n = 68) | p value | |
Mean (sd) CFU/g on plates without neomycin | 3.3 × 108 (4.4 × 108) | 3.4 × 108 (4.9 × 108) | 0.877 | 7.9 × 107 (3.0 × 108) | 1.6 × 108 (3.6 × 108) | 0.120 |
Reduction in CFU/g | − 2.5 × 108 | − 1.8 × 108 | ||||
Mean (sd) CFU/g on plates with neomycin | 4.1 × 106 (2.6 × 107) | 1.0 × 106 (3.3 × 106) | 0.251 | 6.5 × 107 (2.4 × 108) | 4.8 × 107 (1.3 × 108) | 0.548 |
Increase in CFU/g | + 6.1 × 107 | + 4.7 × 107 |