PUBHLTH 1 Lecture Notes - Lecture 38: Field Trial, Group 12 Element, Cohort Study
Document Summary
Lecture: new mexico state health department, toxic contamination recent change of production in one factory. Eosinophilia-myalgia syndrome: 1981: madrid /spain similar to ems, more than 20 000 people/ more than 300 died, households bought oil for cooking from salesperson (oil for industry purposes) Definition of epidemiology: epidemiology is the study of the distribution and determinants of disease frequency in human populations. Disease frequency, ctd: if causes or risk factors increase, incidence and prevalence increase, if ability to diagnose increases, incidence and prevalence increase, prevalence depends on incidence and prognosis. Distribution of disease: who sex, age, occupation, race, when season, year (long-term trends), elapsed time since an exposure (epidemic curve, where neighborhood (e. g. clusters), latitude (climate), urban vs. rural, national variations. Determinants of disease: why is distribution as it is, can make inferences from distribution, risk factors human population, epidemiology observes humans, in contrast to biomedical sciences, which can do experiments on laboratory animals.
