title: Systems for data analysis.
abstract: A system for data analysis is the end product of study planning, form design, data entry, data verification, and statistical analysis. This article reviews these steps and considers the fundamental choices in software for data entry and analysis. The appendix includes a listing of general and specialized software for data management and statistical analysis.
authors.affiliation: Aging Studies Branch, Centers for Disease Control and Prevention, Atlanta, Georgia, USA.
authors.forename: J K
authors.initials: JK
authors.lastname: Rao
authors.forename: L F
authors.initials: LF
authors.lastname: Callahan
mesh_terms: D003627:Data Interpretation, Statistical; D003628:Database Management Systems; D006801:Humans; D007256:Information Systems; D012219:Rheumatology / Q000379:methods*; D012984:Software