Public Health: Epidemiology 65 Correctly Answered Questions Latest Update

Kingston-Newburgh study {Ans: intervention study about fluoride in water}Hammond Horn study {Ans: -lung cancer study in US -3 year longitudinal study -corroborated Doll/Hill}relative risk {Ans: [incidence rate of exposed] ------------------------------------- [incidence rate of non-exposed] interpretation: The risk of outcome was X times higher in the exposed group than un-exposed group. can also stratify (relative risk for men vs it for women)}double blind {Ans: neither patient nor doctor knows if patient has placebo}cross-sectional study {Ans: study of status of individuals with regard to both exposure and outcome at SAME TIME (i.e. are you exposed? do you have outcome? in same survey) descriptive}Epidemic {Ans: when outcome is clearly in excess of normal expectancy of illness (ranges from 1 case--measles, ebola, etc-- to much higher--influenza)}