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The AnalysisSet class, which is a specialization of the WhereClause class, is used in the reporting event's analysisSets attribute to specify the analysis sets, or subject populations, that define the sets of subjects whose data are to be included in the main analyses, as defined in the statistical section of the protocol. Once an analysis set has been defined in the reporting event's analysisSets attribute, it can be used for any analysis by specifying its identifier value in the analysisSetId attribute of the instance of the Analysis class that represents the analysis, as described in the Analysis section.
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