Definition Edit

A composite data element (also called a data chain) is

a data element that has an ordered string of related data items that can be treated as a group or singly, e.g., a data element named "Date of Birth" could have the data items, "Year", "Month", and "Day of the Month".[1]

References Edit

  1. Emphasis Needed on Government's Efforts To Standardize Data Elements and Codes for Computer Systems, Glossary of Terms, at 56.

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