Gustavo Reyes
Gustavo Reyes
Gustavo Reyes
c) COHORT STUDY
e) OBSERVATIONAL STUDY
a) TRUE
b) FALSE
11. In the bathtub analogy, prevalence is the proportion of tub filled with any water TRUE
12. Data presentation is defined as the process of using various graphical formats to visually
represent the relationship between 2 or more datasets TRUE
13. Field trials uses communities as a unit of study mostly for assessing preventive agents such
as vaccine FALSE
14. Unit for incidence rate is cases per person time TRUE
17. Pattern characteristics are carefully considered when a disease outbreak occurs TRUE
19. In a dose-response relationship, as the dose of the exposure increases, the risk of disease
decreases FALSE
20. Cross sectional studies usually involve asking a participant series of questions using a
questionnaire TRUE
22. Cohort studies include group of people who are followed over a period of time to see what
happens to them TRUE
23. In order to collect and analyze, we need to collect data in — suitable statistical method
TRUE
24. In a one-to-one causal association, when the disease is present, the factor must also be
present TRUE
25. The distribution principle of epidemiology is concerned with occurrence and pattern of
health events in the population TRUE
26. Hippocrates attempted to explain disease occurrences rationally rather than supernaturally
TRUE
27. John Snow worked on parasites when he studies epidemiology in London FALSE
28. In 1980s, epidemiologists have considered studying the natural transmission of infectious
organism TRUE
29. Males have higher rates of illness and disease rather than females TRUE
30. Factors such as age, race, sex, and person’s physiological status are all considered as
determinants of disease TRUE
31. Microorganisms cannot enter the host through their skin FALSE
32. Vital statistics are figures pertaining to risk and development of disease and illness FALSE
34. The denominator of an incidence precaution is the number of people at the start of the
observation period TRUE
35. Screening is a public health program intended to improve the health of defined target
population TRUE
36. Cross sectional surveys are useful for hypothesis generation TRUE
37. Cohort studies can be performed both retrospectively or prospectively TRUE
38. The unit of analysis of ecologic studies are individual in a population FALSE
40. Case control studies are subject to recall bias and are good for studying rare diseases TRUE