Central Distributor SID: Description of Data Elements

YEAR - Calendar year

Documentation Sections:

General Notes

Uniform Values

State Specific Notes

General Notes

The discharge year (YEAR) is always coded. In the 1988-1997 HCUP databases, YEAR is two-digits (e.g., if the discharge year is 1990, then YEAR = 90). Beginning in the 1998 HCUP databases, YEAR is four-digits (e.g., 1998).

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Uniform Values

Variable Description Value Value Description YEAR Calendar year yy 2-digit calendar year in 1988-1997 data yyyy 4-digit calendar year beginning with 1998 data

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State Specific Notes

None

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