Table 2

Summarized model input per herd for piglets only used for estimation of MRSA transmission parameters
Herd Interval1) Infectious (n/compartment) Susceptible (n/compartment) Cases (n/compartment) Δt(days) Pens2)(n) Risk ab3)(n pens) pIP(range)
NL1 I 0 199 85 4 16 9 0.00-0.47
II 34 56 50 14 10 4 0.28-0.34
III 92 11 11 21 5 5 0.33-0.33
IV - - - - - - -
V - - - - - - -
NL2 I 0 147 147 6 12 12 0.33-0.33
II - - - - - - -
III - - - - - - -
IV 36 40 40 21 10 0 0.40-0.40
V - - - - - - -
NL3 I 0 90 86 5 8 8 0.28-0.34
II 17 4 4 14 2 0 0.33-0.33
III 42 1 1 21 1 0 0.33-0.33
IV - - - - - - -
V - - - - - - -
NL4a I 0 68 3 2 6 0 0.00-0.91
II 3 61 1 21 6 1 0.00-1.00
III 2 62 31 13 6 0 0.23-0.70
IV 23 30 23 21 5 0 0.33-0.47
V 16 2 1 80 2 0 0.20-0.34
NL4b I 0 79 1 4 6 0 0.00-1.00
II - - - - - - -
III 0 67 14 24 6 0 0.00-0.51
IV 14 53 7 15 6 0 0.30-0.66
V 4 19 8 94 2 0 0.12-0.88
NL 283 989 513 109 39 0.00-1.004)
DK1 I 0 57 57 3 5 0 0.31-0.31
II - - - - - - -
III - - - - - - -
IV - - - - - - -
V - - - - - - -
DK2 I 0 142 97 4 14 14 0.05-0.37
II 27 41 34 18 7 0 0.23-0.32
III 86 17 17 22 7 1 0.22-0.22
IV - - - - - - -
V - - - - - - -
DK 113 257 205 33 15 0.05-0.374)

NL = Dutch; DK = Danish.

1) Interval I–V = time between subsequent sampling moments starting from birth.

2) Number of pens used in statistical analysis.

3) Number of pens where > 1 pig received treatment with risk antimicrobials, i.e. tetracyclins or β-lactams.

4) NL: mean = 0.32; SD = 0.21, DK: mean = 0.27; SD = 0.08.

– : No susceptibles left.

Broens et al.

Broens et al. BMC Veterinary Research 2012 8:58   doi:10.1186/1746-6148-8-58

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