3. An outbreak of gastrointestinal disease occurred 24-36 hours after people had

Question

3. An outbreak of gastrointestinal disease occurred 24-36 hours after people had attended a wedding. Of the 203 attendees (including the bride and groom), 200 completed questionnaires, and 50 reported illness compatible with the case definition. Tabulated food consumption histories are presented in the table below. Did Not Eat Specified Ate Specified Food Food WellTotal WellTotalIII III 46 Food Item Punch! (2500)| 138 | 184 |4(25%)| 12 | 16 Wedding 45 55 | 100 | 5(5%)| 95 | 100 40 | (21%) Cake (4590) 149 189 Sushil (91%)

Explanation / Answer

answer is true as a retrospective cohort study, also called a historic cohort study, is a longitudinal cohort study that studies a cohort of individuals that share a common exposure factor to determine its influence on the development of a disease, and are compared to another group of equivalent individuals that were not exposed to that factor. so this graph is same according to the definition.

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