Table 2 Efficacy of a clear skin antiseptic on the forehead applied for 2.5 min
From: Efficacy of two ethanol-based skin antiseptics on the forehead at shorter application times
Study facility and number of subjects | Sampling time after beginning of application | Mean pre-value of bacterial density | RF (mean and stdev) of reference treatment (10 min exposure) | RF (mean and stdev) of clear skin antiseptic A (2.5 min exposure) | p-value |
|---|---|---|---|---|---|
A (n = 20) | 10 min/2.5 min | 3.97 ± 0.47 | 2.08 ± 0.86 | 3.33 ± 0.38 | < 0.001 |
30 min | 2.36 ± 0.63 | 3.05 ± 0.49 | < 0.001 | ||
B (n = 20) | 10 min/2.5 min | 3.57 ± 0.48 | 2.79 ± 0.92 | 3.17 ± 0.67 | 0.028 |
30 min | 3.02 ± 0.69 | 2.92 ± 0.69 | 0.58 | ||
C (n = 23) | 10 min/2.5 min | 4.21 ± 0.71 | 1.77 ± 1.18 | 1.86 ± 1.40 | 0.51 |
30 min | 2.40 ± 1.29 | 2.39 ± 1.49 | 0.84 | ||
All (n = 63) | 10 min | n.a. | 2.19 ± 1.08 | 2.74 ± 1.16 | < 0.001 |
30 min | 2.59 ± 0.97 | 2.77 ± 1.04 | 0.053 |