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A comparison of alternative strategies for choosing control populations in observational studies
Various approaches have been used to select control groups in observational studies: (1) from within the intervention area; (2) from a convenience sample, or randomly chosen areas; (3) from areas matched on area-level characteristics; and (4) nationally. The consequences of the decision are rarely a...
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| Publicat a: | Health Serv Outcomes Res Methodol |
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| Autors principals: | , , |
| Format: | Artigo |
| Idioma: | Inglês |
| Publicat: |
Springer US
2015
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| Matèries: | |
| Accés en línia: | https://ncbi.nlm.nih.gov/pmc/articles/PMC4565881/ https://ncbi.nlm.nih.gov/pubmed/26380564 https://ncbi.nlm.nih.govhttp://dx.doi.org/10.1007/s10742-014-0135-8 |
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