Question

10 point QUESTION 8 Every 20 years or so, we see about 5 cases of Disease X. If we wanted to conduct an epidemiological study, which study design would we use?

Answer 1

Case control control study will be the best to study a disease X incidence is 5 cases for every 20 years. n inudence i whore Case control studies are observational studees. Where they are used to determine the degree of assocations between various nick factore and outcomes. The factors that affect milk of a disease are called exposurer Care control studies can help to identify benefinal cor) harmful engosures. In case - control study. Cases are patients who have particular disease, condition, or disability Controls are those who don't have disease. researchers, Typically should select controls those exactly matches for eases. selecting controls is very contial component of the research. Then they retrospectively look in the past for possible exposures these patients have had to a risk factor. But there are chances for recall

bias. Care control etudies are inenpenciue, efficent and often less time consuming. sit Case control study is well suitable design for rare diseases especially those with longer latency period.