TABLE 7.

Effect of a simple hand wash with plain soap and water on various types of artificial transient hand flora

MicroorganismDuration of hand washMean removal rate (log10)Reference(s)
E. coli 10 s0.5 23
15 s0.6-1.1 406
30 s1.37-3 34, 326, 330
1 min2.6-3.23 257, 377, 478, 480
2 min3.27 377
P. aeruginosa 30 s2-3 330
Klebsiella spp.20 s1.7 81
S. aureus 30 s0.52-3 34, 318, 330
S. saprophyticus 30 s2.49 34
Rotavirus10 s0.14 23
30 s1.17-1.19 47
C. difficile 10 s2.0-2.4 57
B. atrophaeus 10 s2.4 594
30 s2.3 594
60 s2.1 594