Table 1.
|
Colony count measures of central tendency and variability by room mean; median (IQR) |
|
|
---|---|---|---|
Before | After | Reduction | |
HPC |
|
|
|
Manual arm |
255.0; 278.0 (132-304) |
60.4; 31.0 (15-70) |
76.3% |
PPX-UV arm |
449.0; 364.5 (332-530) |
8.4; 4.0 (1-10) |
98.1% |
|
Before |
After |
|
MRSA |
|
|
|
Manual arm |
127.3; 28.5 (8-143) |
11.3; 1.0 (0-4) |
91.1% |
PPX-UV arm | 108.2; 123.0 (14-183) | 0.7; 0.0 (0-1) | 99.4% |
HPC: Bacterial heterotrophic plate counts.
MRSA: Methicillin-resistant Staphylococcus aureus.
PPX-UV: Portable pulsed xenon ultraviolet.