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Selection of confounding variables should not be based on observed associations with exposure

In observational studies, selection of confounding variables for adjustment is often based on observed baseline incomparability. The aim of this study was to evaluate this selection strategy. We used clinical data on the effects of inhaled long-acting beta-agonist (LABA) use on the risk of mortality...

Πλήρης περιγραφή

Αποθηκεύτηκε σε:
Λεπτομέρειες βιβλιογραφικής εγγραφής
Κύριοι συγγραφείς: Groenwold, Rolf H. H., Klungel, Olaf H., Grobbee, Diederick E., Hoes, Arno W.
Μορφή: Artigo
Γλώσσα:Inglês
Έκδοση: Springer Netherlands 2011
Θέματα:
Διαθέσιμο Online:https://ncbi.nlm.nih.gov/pmc/articles/PMC3168755/
https://ncbi.nlm.nih.gov/pubmed/21796419
https://ncbi.nlm.nih.govhttp://dx.doi.org/10.1007/s10654-011-9606-1
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