U.S. flag

An official website of the Department of Health & Human Services

AHRQ: Agency for Healthcare Research and Quality
HEALTHCARE COST & UTILIZATION PROJECT

User Support

Do Your own analysis
Explore Expert Research & Limited Datasets

NASS Related Reports

 
The following report provides information on how to use the Nationwide Ambulatory Surgery Sample (NASS).
 
  • NIS Variance Report (Methods also apply to the NASS):
    • Calculating Nationwide Inpatient Sample Variances (PDF file, 317 KB; HTML)
Internet Citation: HCUP NASS Related Reports. Healthcare Cost and Utilization Project (HCUP). September 2019. Agency for Healthcare Research and Quality, Rockville, MD. www.hcup-us.ahrq.gov/db/nation/nass/nassrelatedreports.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 9/13/19