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Review Question - QID 110034

Observational Studies Cohort Study Compares groups with and without an exposure to assess associations with subsequent disease QID: 110034 (M1.ST.18.4884)
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QID 110034 (Type "110034" in App Search)
A rheumatologist is interested in studying the association between osteoporosis and the risk of sustaining a distal radius fracture. To explore this association, she develops a retrospective study design in which she identifies patients in a large institutional database over the age of 55 with and without osteoporosis, then follows them over a 10-year period to identify cases of distal radius fracture. She matches patients on age, sex, and body mass index to control for known confounding. After completing the study, she finds that patients with osteoporosis were at an increased risk of developing distal radius fractures. Which of the following study designs did this investigator use in this case?
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