Table 2 

Parameters used in stochastic model 

Parameter 
Definition 
Value 
Units 
Estimated or Known 


N 
Number of children in a village 
100 
people 
Known 
I 
Number of children infected 
varies by time 
people 
Known 
period 
Weeks between a mass treatment 
26 
weeks 
Known 
c*f 
Effective Coverage 
90% 
percentage 
Known 
γ 
Rate of recovery 
0.017 
1/weeks 
Estimated using MLE 
β 
Rate of infection transmission 
0.047 
1/weeks 
Estimated using MLE 


Ray et al. BMC Infectious Diseases 2007 7:91 doi:10.1186/14712334791 