HEALTHCARE COST & UTILIZATION PROJECT

User Support

Do Your own analysis
Explore Expert Research & Limited Datasets

NRD Description of Data Elements

 
YEAR - Calendar year
 
Documentation Sections:
General Notes
Uniform Values
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).

 
Top
 
Uniform Values
VariableDescriptionValueValue Description
YEARCalendar yearyy2-digit calendar year in 1988-1997 data
yyyy4-digit calendar year beginning with 1998 data
 
Top
 

Internet Citation: HCUP NRD Description of Data Elements. Healthcare Cost and Utilization Project (HCUP). August 2015. Agency for Healthcare Research and Quality, Rockville, MD. www.hcup-us.ahrq.gov/db/vars/year/nrdnote.jsp.
Are you having problems viewing or printing pages on this website?
If you have comments, suggestions, and/or questions, please contact hcup@ahrq.gov.
Privacy Notice, Viewers & Players
Last modified 8/26/15