How to assess epidemiological studies
نویسندگان
چکیده
منابع مشابه
How to assess epidemiological studies.
Assessing the quality of an epidemiological study equates to assessing whether the inferences drawn from it are warranted when account is taken of the methods, the representativeness of the study sample, and the nature of the population from which it is drawn. Bias, confounding, and chance can threaten the quality of an epidemiological study at all its phases. Nevertheless, their presence does ...
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ژورنال
عنوان ژورنال: Postgraduate Medical Journal
سال: 2004
ISSN: 0032-5473
DOI: 10.1136/pgmj.2003.012633