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  Vol. 162 No. 3, February 11, 2002 TABLE OF CONTENTS
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Evidence in Upheaval

Incorporating Observational Data Into Clinical Practice

Arch Intern Med. 2002;162:249-254.

Since this article does not have an abstract, we have provided the first 150 words of the full text and any section headings.

You cannot make a pig grow by weighing him.
Irish proverb1

THE EVIDENCE-BASED medicine movement has largely met with success. However, its emphasis on the randomized clinical trial may have unintentionally led to a depreciation and misunderstanding of the role of the observational study in the diagnosis, prevention, and treatment of illness in everyday clinical encounters. Published studies do modify clinical practice; no matter how rigorous, published data are only a part of the process that clinicians use to make clinical decisions. A complex system of "beliefs" guides physicians through this process. These attitudes may be modified by newer evidence, both observational and experimental, but only in association with other influential, "non–evidence-based" factors, such as personal and societal values.

The current movement toward practicing a form of medicine that is evidence based is not new, since clinicians have traditionally incorporated important published research findings into clinical practice.2 What is . . . [Full Text of this Article]

CLINICAL STUDIES, PRIOR BELIEF SYSTEMS, AND THE "WILLINGNESS TO PLEASE"


THE CLINICAL UTILITY OF OBSERVATIONAL STUDIES

OPTIMIZING THE COMPLEMENTARY RELATIONSHIP BETWEEN OBSERVATIONAL STUDIES AND RCTs

CRITERIA FOR THE "PROVISIONAL ACCEPTANCE" OF OBSERVATIONAL DATA INTO CLINICAL PRACTICE

CONCLUSIONS


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