Dictionary
The Dictionary provides concise definitions of health economics terms, arranged alphabetically for quick reference. Use it to understand unfamiliar terminology or confirm the meaning of a specific term.
D
- Dynamic Transmission Model
- An epidemiological model representing how infection risk for a susceptible individual depends on current population prevalence, capturing feedback such as herd immunity.
H
- Herd Immunity
- A state where a sufficiently high proportion of a population is immune to a disease that transmission is substantially reduced even among the susceptible.
- Herd Immunity Threshold
- The proportion of a population that must be immune to achieve herd immunity, mathematically related to a pathogen's basic reproduction number.
V
- Vaccination Economics
- The application of health economic evaluation to vaccination programmes, requiring modelling that captures both direct protection and indirect herd immunity benefits.
- Vaccine Programme EvaluationVaccine Program Evaluation
- A comprehensive assessment of a vaccination programme's costs, health outcomes, and broader impact, including indirect population-level herd immunity effects.