Table 2 Demographic and biological parameters used for Stratified Worm Burden systems

  Child

μ _C  = τ _C  + δ _C (maturation + mortality)

0.13 + 0.01/year [34]

  SAC

μ _S  = τ _S  + δ _S (maturation + mortality)

0.33 + 0.02/year [34]

  Adult

μ _A (mortality)

0.026/year [34]

  Child

S ^C = {b _C , 0, 0, …}; per capita birth rate

b _C  = 0.04/year [34]

  SAC

S ^S = τ _C {h ^C₀ , h ^C₁ , …}

  Adult

S ^A = τ _S {h ^S₀ , h ^S₁ , …}

  Child

U _C  = 700 mL^a

  SAC

U _S  = 1100 mL^a

  Adult

U _A  = 1300 mL [43]

  Child

μ _C  = τ + δ _C (maturation + mortality)

0.05 + 0.003/year [34]

  Adult

μ _A (mortality)

0.02 − 0.03/year [34]

  Child

S ^C = {b _C , 0, 0, …}; per capita birth rate

b _C  = 0.032/year [34]

  Adult

S ^A = τ{h ^C₀ , h ^C₁ , …}

  Child

U _C  = 1100 mL^a

  Adult

U _A  = 1300 mL [43]

 Snail mortality

ν _S

2.6/year^b

 Worm mortality

γ

0.2/year [44]

 Recovery/conversion rate

r

¼ weeks^b

 Patency conversion fraction

c

0.05–0.2^c