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Table 1 Parameter values used in our individual-based transition model, and their sources

From: Vaccination or mass drug administration against schistosomiasis: a hypothetical cost-effectiveness modelling comparison

Parameter

Value

Reference

No. of human hosts in population, N

1000

 

Baseline prevalence in SAC

High-transmission setting, 65%; Moderate-transmission setting, 45% (Obtained by scaling the contact rate between human hosts and the reservoir)

 

Age-dependent contact with reservoir

Ages 0–4: 0.032; 5–9: 0.162; 10–14: 1.0; 15+: 0.05

[43]

Shape parameter α of Gamma distributed risk factor

0.24

[43]

Kato–Katz test aggregation parameter, k

0.87

[44, 45]

Exponential fecundity decay, z

0.0007/worm

[23, 46]

Maximum fecundity, λ

0.14 egg counts/female worm

[45, 47]

Average worm life-span

5.7 years

[48]

Human demography

Based on Kenya’s demographic profile

[49]