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Table 2 Description of model variations and sensitivity analyses

From: Dairy goat demography and Q fever infection dynamics

Model Model code Species Herd size Young animals Time introduction infected animal Time kidding introduced infected animal Prob. to abort Prob. of infection
Variations of the model
m1 770 goats Goats 770 Yes 1 1 0.038 1–exp(−Ê(t)/N)
m2 50 goats Goats 50 Yes 1 1 0.038 1–exp(−Ê(t)/N)
m3 770 cows Cows 770 Yes 1 1 0.02 1–exp(−Ê(t)/N)
m4 50 cows Cows 50 Yes 1 1 0.02 1–exp(−Ê(t)/N)
Scenarios of sensitivity analysis
s1 TimeIntro Goats 770 Yes 27 27 0.038 1–exp(−Ê(t)/N)
s2 TimeBirth Goats 770 Yes 1 27 0.038 1–exp(−Ê(t)/N)
s3 ProbAbUp Goats 770 Yes 1 1 0.38 1–exp(−Ê(t)/N)
s4 ProbAbLow Goats 770 Yes 1 1 0.02 1–exp(−Ê(t)/N)
s5 ProbInfUp Goats 770 Yes 1 1 0.038 1–exp(−10* Ê ( t )/ N )
s6 NoYoung Goats 770 No 1 1 0.038 1 – exp(−Ê(t)/N)
  1. Overview of model parameters that have been varied in the 4 variations of the model and 6 scenarios of the sensitivity analysis. Bold font indicates a change relative to the default model of 770 goats.