Study designs: Part 3 - Analytical observational studies

In analytical observational studies, researchers try to establish an association between exposure(s) and outcome(s). Depending on the direction of enquiry, these studies can be directed forwards (cohort studies) or backwards (case–control studies). In this article, we examine the key features of the...

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Detalles Bibliográficos
Autores principales: Ranganathan, Priya, Aggarwal, Rakesh
Formato: Online Artículo Texto
Lenguaje:English
Publicado: Wolters Kluwer - Medknow 2019
Materias:
Statistics
Acceso en línea:https://www.ncbi.nlm.nih.gov/pmc/articles/PMC6463505/
https://www.ncbi.nlm.nih.gov/pubmed/31008076
http://dx.doi.org/10.4103/picr.PICR_35_19
Descripción
Sumario:In analytical observational studies, researchers try to establish an association between exposure(s) and outcome(s). Depending on the direction of enquiry, these studies can be directed forwards (cohort studies) or backwards (case–control studies). In this article, we examine the key features of these two types of studies.

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