Epidemiology exam 2

  1. measurement of validity
    a variable is vaild measure of a property if it is relevant and appropriate as a representation of that property
  2. definition of health
    health is the state of complete physical, mental, social and spiritual well being and not merely the absence of disease or infirmity
  3. chronic disease
    inductive period
  4. infectious disease
    incubation period
  5. measuring health and disease:stages
    • induction time--person time is irrelevant
    • relevant person time--time when person know and feels sick--early stage doctor will not find anything
    • biological onset--toixins being attacking cells--if go to doctors disease will be detected
    • latent period--person time is irrelevant--person has disease already
  6. person time
    disease free time
Card Set
Epidemiology exam 2
Criteria for measuring disease occurance