Generally described, embodiments of the present invention provide the ability to sort and/or filter information contained in a summary table based on related information that may not be included in the summary table. According to one aspect, a computer-readable medium having computer executable components for filtering or sorting information displayed in a summary table is provided. Included in the computer executable medium is a category receipt and identification component configured to receive selections of categories and identify related categories contained in a dataset represented by the summary table. Also included in the computer-readable medium is a filtering component and a sorting component, each configured to control the structure and criteria upon which information contained in a category displayed in the data summary table may be filtered or sorted.