International Journal of Epidemiology
International Journal of Epidemiology
5 years ago

Valid and efficient subgroup analyses using nested case-control data.

Bénédicte Delcoigne, Marie Reilly, Nathalie C Støer
It is not uncommon for investigators to conduct further analyses of subgroups, using data collected in a nested case-control design. Since the sampling of the participants is related to the outcome of interest, the data at hand are not a representative sample of the population, and subgroup analyses need to be carefully considered for their validity and interpretation.

Publisher URL: http://doi.org/10.1093/ije/dyx282

DOI: 10.1093/ije/dyx282

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