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Table 3 Reduction in colony-forming units (CFU) from the environment

From: Clinical and microbiological effect of pulsed xenon ultraviolet disinfection to reduce multidrug-resistant organisms in the intensive care unit in a Japanese hospital: a before-after study

Ā 

Before Cleaning (A)

After Cleaning (B)

After PX-UV (C)

Total CFU

3336

679

280

Median (IQR)

10 (2ā€“30)

0 (0ā€“2)

0 (0ā€“1)

A vs B* (p-value)

ā€“

79.6% (pā€‰<ā€‰0.0001)

ā€“

A vs C* (p-value)

ā€“

ā€“

91.6% (pā€‰<ā€‰0.0001)

B vs C* (p-value)

ā€“

ā€“

58.7% (pā€‰=ā€‰0.0213)

  1. NOTE: IQR Inter-quartile range, PX-UV pulsed xenon ultraviolet
  2. *Bonferroni correction used to adjust for multiple comparisons