A Federal-State-Industry partnership sponsored by the Agency for Healthcare Research and Quality, HCUP data inform decision making at the national, State, and community levels. The Nationwide Inpatient Sample (NIS) is a unique and powerful database of hospital inpatient stays. Researchers and policymakers use NIS to identify, track, and analyze national trends in health care utilization, access, charges, quality, and outcomes.
Years Available: 1988-2003
Inclusion/Exclusion Criteria: Hospital inpatients
Methods: Hospital discharge data
Sampling Design:
Sample Size
Unit of Observation: Patient
Limitations
Data Format:
Publisher: AHRQ
URL:
http://www.hcup-us.ahrq.gov/nisoverview.jsp#HowCan
Variables:
Local Contact: Andrew Bindman, MD Professor of Medicine Chief, Division of General Internal Medicine abindman@medsfgh.ucsf.edu