![]() ![]() reported the case of an 88-year-old man who has been eating 20-30 eggs each day for almost 15 years. No, in a cross-sectional study the exposure and the outcome are measured simultaneously and so there is no need to follow participants over time Yes, sometimes the case report involves following the patient over a period of time (because the researcher does not influence who gets the exposure and who doesn’t) (because the researcher only observes and describes the patient’s case and does not manipulate or control the events) To describe the association between an exposure and an outcome To report an interesting or unusual case of a patient Here’s a table that summarizes the relationship between a case report and a cross-sectional study:Ī case report describes the medical case of 1 particular patientĪ cross-sectional study is a snapshot in time of a sample of participants chosen from the population A cross-sectional study involves a group of participants on which data is collected at a single point in time to investigate the relationship between a certain exposure and an outcome. A case report is the description of the clinical story of a single patient. ![]()
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