To Adjust or Not to Adjust: That is the Legal and Political Question
نویسندگان
چکیده
منابع مشابه
Comment on Ding and Miratrix: “To Adjust or Not to Adjust?”
I commend the authors for undertaking a detailed analysis of the bias produced by indiscriminate adjustments for pretreatment covariates [1]. While I agree with the analysis, I take exception to the authors’ conclusion that “for linear systems, except in some extreme cases, adjusting for all the pretreatment covariates is in fact a reasonable choice.” My reading of the analysis leads to the con...
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M-Bias,” as it is called in the epidemiologic literature, is the bias introduced by conditioning on a pretreatment covariate due to a particular “M-Structure” between two latent factors, an observed treatment, an outcome, and a “collider.” This potential source of bias, which can occur even when the treatment and the outcome are not confounded, has been a source of considerable controversy. We ...
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DEFINING THE PROBLEM Investigating multiple research questions, or hypotheses, within one study is a common scenario in biomedical research with many examples in ophthalmology. As the number of statistical tests increases, the overall chance that we draw an erroneous conclusion in our study gets higher in a predictable manner. Each statistical test conducted at the conventional 5% significance ...
متن کاملQuality measures and sociodemographic risk factors: to adjust or not to adjust.
In 2006, the National Quality Forum (NQF) established a policy against adjusting quality measures for sociodemographic risk factors, ie, socioeconomic status and other social risk factors.1 This policy was based on concern that statistical adjustment could mask poor care provided to socially disadvantaged patients and create lower standards of care. However, given the potential influence of soc...
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ژورنال
عنوان ژورنال: Chicana/o Latina/o Law Review
سال: 1993
ISSN: 2169-7736,1061-8899
DOI: 10.5070/c7131021014