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Table 3 The equilibrium worm burden, M ∗ for different R 0 values with the vaccine efficacy set as: v 1 = 0, v 2 = 0, v 3 = 0.80 and the vaccination coverage as p = 70% and p = 80%

From: Developing a mathematical model for the evaluation of the potential impact of a partially efficacious vaccine on the transmission dynamics of Schistosoma mansoni in human communities

Transmission intensity (R 0)

Equilibrium mean worm burden (M ∗), p = 0.70

Equilibrium mean worm burden (M ∗), p = 0.85

1.5

3.51 Ã— 10-4

3.41 Ã— 10-4

2.5

9.71 Ã— 10-4

8.76 Ã— 10-4

3.5

3.33 Ã— 10-3

2.47 Ã— 10-3

  1. The duration of vaccine protection is assumed to be lifelong, ω = 0. In the absence of vaccination, the endemic mean worm burden is M 0 = 100 worms per host
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Parasites & Vectors

ISSN: 1756-3305

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