10/03/02
9
Restricted Data Approaches by Type of Data Product
•Tables
•Microdata files
– Definition from Subcommittee’s report: A microdata file is a computerized file that "...consists of individual records, each containing values of variables for a single person, business establishment or other unit.”
• Notes: (1) Confidential data from organizations are rarely released as microdata because risk of re-identification is too high.  (2) Confidential data from individuals are released as either tables or microdata.