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Efficacy of Phototherapy for Newborns with Hyperbilirubinemia: A Cautionary Example of an Instrumental Variable Analysis
BACKGROUND: Use of instrumental variables is gaining popularity as a method of controlling for confounding by indication in observational studies of treatments. OBJECTIVES: To illustrate how unmeasured instrument-level treatment substitution can distort effect size estimates using as an example an i...
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| Autors principals: | , , |
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| Format: | Artigo |
| Idioma: | Inglês |
| Publicat: |
2011
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| Matèries: | |
| Accés en línia: | https://ncbi.nlm.nih.gov/pmc/articles/PMC3263320/ https://ncbi.nlm.nih.gov/pubmed/21859678 https://ncbi.nlm.nih.govhttp://dx.doi.org/10.1177/0272989X11416512 |
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