Total number of patients

N
_{
p
}

600
 
Total number of HCWs

N
_{
h
}

150
 
(Patients: HCWs = 3:1)
  
[19]

Probability that a person is colonized by MRSA at admission

λ
_{
c
}

0.04

[24]

Probability that a person is infected with MRSA at admission

λ
_{
i
}

0.001

[25]

Average length of stay of an uncolonized patient (days)

1/γ_{
u
}

5

[24]

Average length of stay of a colonized patient (days)

1/κ

7

[20]

Probability of becoming infectious

m
_{1}

0.3

[23]

Probability of decolonization

m
_{2}

0.01

estimated^{∗}

Rate of progression from colonization to infection

ϕ

m
_{1}
κ
 
Rate of decolonization

ω

m
_{2}
κ
 
Discharge rate of colonized patients

γ
_{
c
}

(1 − m_{1} − m_{2})κ
 
(including death from other causes)
   
Average duration of treatment of an infected patient (days)

1/τ

14

[1]

Probability of a successful treatment

ρ

0.6

[26]

Death rate of an infected patient

γ
_{
i
}

(1 − ρ)τ
 
(from both diseaserelated and other causes)
   
Total number of contacts that a patient requires per day

a

8

[19]

Probability of colonization after a contact with a HCW

b
_{
p
}

0.01

[27]

Probability of contamination after a contact with a colonized patient

b
_{
hc
}

0.15

[27]

Probability of contamination after a contact with an infected patient

b
_{
hi
}

0.30

estimated

Average duration of contamination (days)

1/μ

1/24

[27]
