comparison

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comparison

the basis of analytical epidemiology, the statistical comparison between groups.

comparison groups
the groups between which a statistical comparison is to be made.
comparison population
the population in which a comparison between groups is to be conducted. All of the groups to be used comprise the population.
References in periodicals archive ?
Professor Haring presented data from nine clinical trials comparing Levemir(R) to NPH as a basal component of a basal-bolus regimen.
Firstly, a trial comparing Levemir(R) with NPH insulin in children and adolescents with type 1 diabetes.
NET web applications, and SQL Server Compare for comparing SQL servers.