Identifying Confounding by Indication through Blinded Prospective Review
نویسندگان
چکیده
منابع مشابه
Identifying confounding by indication through blinded prospective review.
Confounding by indication is a relentless threat to validity in observational studies of treatment effects. Multivariable models allow adjustment for known and readily measurable prognostic factors, but they may incompletely or inaccurately represent the underlying overall perceived risk of treatment. To incorporate practitioners' judgments about treatment indication and preprocedural prognosis...
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ژورنال
عنوان ژورنال: American Journal of Epidemiology
سال: 2001
ISSN: 0002-9262
DOI: 10.1093/aje/154.3.276