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Table 1 Parameters and their default values

From: Increasing the frequency of hand washing by healthcare workers does not lead to commensurate reductions in staphylococcal infection in a hospital ward

Parameter

Meaning

Default value

N

Number of patients

20

n'

Number of health care workers (HCWs)

3

μ

Patient removal rate

0.10 per day

μ'

Handwashing rate

14.0 per day

λ'

Average efficacy of each handwashing event

0.5 (i.e. 50%)

γ

Detection rate of colonized patients

0.10 per day

σ

Proportion of admissions already colonized

0.01

c

Patient-HCW contact rate

5 per patient per HCW per day

p

HCW-patient transmission probability (i.e. transmissibility)

0.1

p'

Patient-HCW transmission probability (i.e. transmissibility)

0.1

β

HCW-patient transmission rate (β = cp)

0.5

β'

Patient-HCW transmission rate (β' = cp')

0.5