From: Long-term antimicrobial effectiveness of a silver-impregnated foil on high-touch hospital surfaces in patient rooms
N samples
Median (interquartile range)
p value
Reduction
CFU/cm2 overall
Control surfaces
202
0.95 (0.16–5.52)
< 0.001
0.5 log10 CFU
Antimicrobial foil
201
0.32 (0.02–1.90)