Methodological Assessment of Case–Crossover Studies
The case-crossover design was developed in the early 1990s to study the effects of transient, short-term exposures on the risk of acute events such as myocardial infarction. To estimate relative risk, the exposure frequency during a period just before outcome onset (hazard period) is compared with...
Main Authors: | , |
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Format: | Article |
Language: | fas |
Published: |
Tehran University of Medical Sciences
2008-04-01
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Series: | مجله اپیدمیولوژی ایران |
Subjects: | |
Online Access: | http://irje.tums.ac.ir/browse.php?a_code=A-10-25-154&slc_lang=en&sid=1 |