Biology Reference
In-Depth Information
CHAPTER
9
Transmission Dynamics of
Ascaris lumbricoides
Theory
and Observation
e
T. D
ยด
irdre Hollingsworth, James E. Truscott,
Roy M. Anderson
Imperial College London, London, UK
OUTLINE
Introduction
232
What are Mathematical Models Used for?
234
Understanding Observed Patterns of Infection
235
The Biological and Ecological Determinants of Parasite Abundance
237
Parameter Estimation
242
The Structure of Mathematical Models for the Transmission
Dynamics of
Ascaris
242
Basic Model
242
Age Structure in the Human Population
244
Stochastic Individual-based Simulation Models
246
Community-Based Chemotherapy
247
Bounce-back
249
Critical Treatment Coverage
252
Targeting by Age
252
Discussion and Future Needs
257
References
259
