Skip to main content
. Author manuscript; available in PMC: 2016 Jan 1.
Published in final edited form as: J Occup Environ Hyg. 2015;12(4):266–275. doi: 10.1080/15459624.2014.974808

Table V.

Distribution of measured and modeled loadings of phage on hands (Chands) in PFUs/cm2 during the baseline and post HWP intervention trials.

Trial n %c Min 5th 25th Median 75th 95th Max Pd
Baseline 1a
  Measured 51 39 NDe ND ND ND 4 58 320 0.79
  Modeled 1000 56 0 0 0 0 1 16 287
Baseline 2b
  Measured 50 38 ND ND ND ND 2 280 2360 0.44
  Modeled 1000 45 0 0 0 0 0 2 162
Baseline 1+2
  Measured 101 39 ND ND ND ND 4 90 2360 0.72
  Modeled 1000 50 0 0 0 0 1 11 257
Intervention 1a
  Measured 42 7 ND ND ND ND ND 12 5700 0.69
  Modeled 1000 9 0 0 0 0 0 0 1217
Intervention 2b
  Measured 44 14 ND ND ND ND ND 9 68 0.95
  Modeled 1000 15 0 0 0 0 0 1 12
Intervention 1+2
  Measured 86 11 ND ND ND ND ND 12 5700 0.84
  Modeled 1000 12 0 0 0 0 0 0 1217
a

During baseline 1 and intervention 1 a hand was seeded with phage.

b

During baseline 2 and intervention 2 a door was seeded with phage.

c

Percent that were detected or estimated to be >0

d

P-values obtained from Wilcoxon Rank Sum Test

e

None Detected