|  | Environmental outcomes | Clinical outcomes | ||||
---|---|---|---|---|---|---|---|
 | Micro-organism | Range of effect of all studies | Range of effect of stat. sign. findings | Number of studies | Range of effect of all studies | Range of effect of stat. sign. findings | Number of studies |
Viruses | Norovirus | Â | Â | Â | Â | Â | Â |
Bacteria | Acinetobacter | 35.8–98% reduction | 98% reduction | 53.1–71.8% reduction | 53.1–71.8% reduction | ||
 | CPE |  |  |  | 7.5% increase to100% reduction | 100% reduction | |
 | ESBL |  |  |  | 12.9% reduction |  | 1 [82] |
 | MRSA | 66.7–100% reduction | 79–97.5% reduction | 9.5% increase to 30.8% reduction | 30.8% reduction | ||
 | VRE | 21.8–100% reduction | 83.3–100% reduction | 0.3–33.8% reduction | 0.3–33.8% reduction | ||
Spores | C. difficile | 23.9–100% reduction | 80–100% reduction | 26.1 increase to 46.2% reduction | 9.6–46.2% reduction | ||
Yeast | C. auris | 100% reduction after cleaning | 100% reduction after cleaning | 1 [79] | Â | Â | Â |