General epidemiology

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Across
  1. 2. Basic epidemiological model consisting of host,agent and environment
  2. 4. Probability that a test correctly identifies disease free individuals
  3. 5. An epidemic usually affecting a large proportion of the population, occurring over a wide geographic area such as a nation,continent or the world
  4. 8. The occurrence in a community or region of cases of an illness or other health related events clearly in excess of normal expectancy
  5. 9. the number of new cases of a specific disease occurring in a defined population during a specified period of time.
  6. 10. Ratio of incidence in exposed to non-exposed group
  7. 12. Study that follows exposed and non-exposed groups forward
  8. 13. Error arising due to systemic deviation from true value
Down
  1. 1. Constant presence of a disease or infectious agent within a geographic area or population without importation from outside
  2. 3. The term used to indicate all the current cases existing in a given population at a given point in time, or over a period of time
  3. 6. Study of distribution and determinants of disease in populations
  4. 7. the time distribution of epidemic cases can be represented as?
  5. 11. Effect of extraneous variable that distorts exposure-disease relationship