Evaluation of a method to indirectly adjust for unmeasured covariates in the association between fine particulate matter and mortality.
Environmental Research(2019)
摘要
•Indirect adjustment can be reliably applied to survival models.•Direction and magnitude of confounding is data and model specific.•Formal evaluation of ancillary matching data is critical to assess adjustment bias.
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关键词
Air pollution,Indirect adjustment,Confounding,Survival analysis,Cohort study
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