Definitions

• Epidemiological model: A model that describes the relationship between the prevalence of communicable and non-communicable diseases over time.

  1-4 stages and potential 5th stage

  Diseases of poverty vs Diseases of Affluence
• Endemic: (of a disease) regularly occurring within an area or community. (restricted to an area)
• Epidemic: a widespread occurrence of an infectious disease in a community at a PARTICULAR TIME
• Pandemic: affecting people all over the world, often on different continents or countries.
• Hagerstrand model 1967, Neighbourhood effect (5x5km), S shaped, Distance Decay, Socio-physical barriers to disease