منابع مشابه
LETTERS TO THE EDITOR RE : RESIDUAL CONFOUNDING In
This dictionary, sponsored by the International Epidemiological Association, is due for revision, and we propose that this definition should be revised. It is unclear from the definition as currently worded how residual confounding differs from just confounding. Kleinbaum et al. (2) refer to residual confounding as both the lack of proper covariates and the effect of not sufficiently detailed i...
متن کاملResidual confounding in observational studies.
To the Editor:—I read the study by Fellahi JL et al. titled “Perioperative use of dobutamine in cardiac surgery and adverse cardiac outcome” with great interest. This study showed that the use of dobutamine was associated with adverse outcomes in adult cardiac surgery, and the authors concluded that these results suggest that dobutamine should only be administered when the benefit is judged to ...
متن کاملResidual Confounding in Observational Studies
To the Editor:—I read the study by Fellahi JL et al. titled “Perioperative use of dobutamine in cardiac surgery and adverse cardiac outcome” with great interest. This study showed that the use of dobutamine was associated with adverse outcomes in adult cardiac surgery, and the authors concluded that these results suggest that dobutamine should only be administered when the benefit is judged to ...
متن کاملCannabis, cognition, and residual confounding.
the results of this study and the knowledge gained from more than a decade of randomized trials of non-oxynol-9 as a vaginal microbicide, it is time to move on. Women at risk for STIs such as chlamydia and gonorrhea are often also at risk for HIV-1. In practical terms, a vaginal microbicide must have no risk of increasing HIV-1 incidence before it can be introduced as a microbicide for other ST...
متن کاملUsing generalized additive models to reduce residual confounding.
Traditionally, confounding by continuous variables is controlled by including a linear or categorical term in a regression model. Residual confounding occurs when the effect of the confounder on the outcome is mis-modelled. A continuous representation of a covariate was previously shown to result in a less biased estimate of the adjusted exposure effect than categorization provided the function...
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ژورنال
عنوان ژورنال: American Journal of Epidemiology
سال: 1999
ISSN: 0002-9262,1476-6256
DOI: 10.1093/oxfordjournals.aje.a009805