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Confounding in air pollution epidemiology: when does two-stage regression identify the problem?
A two-stage approach has recently been proposed to assess confounding by copollutants or other variables in time-series epidemiology studies for airborne particulate matter (PM), using independent series from different cities. In the first stage of the proposed method, two regression models are fitt...
Autores principales: | , |
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Formato: | Texto |
Lenguaje: | English |
Publicado: |
2001
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Materias: | |
Acceso en línea: | https://www.ncbi.nlm.nih.gov/pmc/articles/PMC1240500/ https://www.ncbi.nlm.nih.gov/pubmed/11748025 |