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hcup-us.ahrq.gov/reports/methods/2018-03.pdf
January 01, 2018 - The HCUP databases include the following:
• The National (Nationwide) Inpatient Sample (NIS) – the … • The State Inpatient Databases (SID) – inpatient discharges from a census of hospitals in
participating … For estimates based on the HCUP nationwide databases – Nationwide Inpatient
Sample (NIS), Kids’ Inpatient … For estimates based on the HCUP state databases – State Inpatient
Databases (SID), State Emergency Department … Databases (SEDD), and State Ambulatory
Surgery Databases (SASD) – the same procedure omitting the cluster
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hcup-us.ahrq.gov/reports/methods/2017-04.pdf
January 01, 2017 - The HCUP databases include the following:
• The National (Nationwide) Inpatient Sample (NIS) – the … • The State Inpatient Databases (SID) – inpatient discharges from a census of hospitals in
participating … For estimates based on the HCUP nationwide databases – Nationwide Inpatient
Sample (NIS), Kids’ Inpatient … For estimates based on the HCUP state databases – State Inpatient
Databases (SID), State Emergency Department … Databases (SEDD), and State Ambulatory
Surgery Databases (SASD) – the same procedure omitting the cluster
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hcup-us.ahrq.gov/db/nation/nis/NIS_Introduction_2004.jsp
January 01, 2004 - State Inpatient Databases (SID) are hospital inpatient databases from Data Organizations participating … State Ambulatory Surgery Databases (SASD) are outpatient databases from Data Organizations in participating … Inpatient Databases (SID). … In addition, many of the HCUP State Partners allow the public release of the HCUP State Inpatient Databases … (KID), and the State Inpatient Databases (SID) for those states that have agreed to participate.
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hcup-us.ahrq.gov/nedsoverview.jsp
July 01, 2025 - : ED admissions from the State Inpatient Databases (SID) and ED visits that did not result in admission … to the same hospital from the State Emergency Department Databases (SEDD). … Return to Contents
About the NEDS
Sampled from the State Inpatient Databases (SID) and … State Emergency Department Databases (SEDD) , the HCUP
NEDS can be used to create national … HCUPnet allows users to query inpatient and outpatient statistics based on the HCUP databases.
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hcup-us.ahrq.gov/reports/statbriefs/sb177-Hospitalizations-for-Opioid-Overuse.pdf
August 01, 2014 - Inpatient Databases (SID) are hospital inpatient databases from data organizations
participating in … Database (KID), the Nationwide Emergency Department Sample (NEDS), the State
Inpatient Databases (SID … ), and the State Emergency Department Databases (SEDD). … Introduction to the HCUP State Inpatient Databases. Online. August 2013. U.S. … Introduction to the HCUP State Inpatient Databases. Online. August 2013. U.S.
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hcup-us.ahrq.gov/reports/statbriefs/sb265-System-Affiliation-and-Inpatient-Stays-2016.pdf
January 01, 2016 - Inpatient Databases (SID) for 47
States and the District of Columbia. … Inpatient Databases
This analysis used State Inpatient Databases (SID) limited to data from community … Inpatient Databases (SID) are hospital inpatient databases from data organizations
participating in … For a detailed description of HCUP and more information on the design of the State Inpatient
Databases … Overview of the State Inpatient Databases (SID).
Healthcare Cost and Utilization Project (HCUP).
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hcup-us.ahrq.gov/reports/statbriefs/sb300-COVID-19-AllHospital.pdf
September 01, 2022 - Inpatient Databases (SID) from 38 States plus the
District of Columbia. … Types of hospitals included in HCUP State Inpatient Databases
This analysis used State Inpatient Databases … Inpatient Databases (SID) are hospital inpatient databases from data organizations
participating in … For a detailed description of HCUP and more information on the design of the State Inpatient
Databases … Overview of the State Inpatient Databases (SID).
Healthcare Cost and Utilization Project (HCUP).
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hcup-us.ahrq.gov/pdf/HCUP-NonPurchaser_SubmitDUA.pdf
May 31, 2025 - for
State Databases, as appropriate. … The HCUP Nationwide databases include the National (Nationwide)
Inpatient Sample (NIS), Kids’ Inpatient … The HCUP State databases include the State Inpatient
Databases (SID), State Ambulatory Surgery and Services … (s)
or data organization(s) that submitted data to HCUP, e.g., “state name(s), State Inpatient Databases … Substitute “State Ambulatory Surgery and Services Databases (SASD)” or “State Emergency
Department Databases
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hcup-us.ahrq.gov/reports/statbriefs/sb283-COVID-19-PediatricHosptl.pdf
August 23, 2021 - data and the HCUP State Inpatient Databases
(SID). … Inpatient
Databases (SID) and 2020 quarterly inpatient data. … Databases (and quarterly inpatient data)
This analysis used SID and quarterly inpatient data limited … For a detailed description of HCUP and more information on the design of the State Inpatient
Databases … Overview of the State Inpatient Databases (SID).
Healthcare Cost and Utilization Project (HCUP).
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hcup-us.ahrq.gov/db/nation/nis/NIS_Introduction_1999.jsp
January 01, 1999 - SAMPLE (NIS)
OVERVIEW OF NIS DATA
NIS Data Sources, Hospitals, and Inpatient Stays
State-Specific … Inpatient Databases (SID) are hospital databases from data organizations participating in HCUP. … State Ambulatory Surgery Databases (SASD) are databases from data organizations in participating HCUP … Many of the HCUP State Partners allow the public release of the State Inpatient Databases (SID) and State … (KID), and the State Inpatient Databases (SID) for those states that have agreed to participate.
-
hcup-us.ahrq.gov/reports/statbriefs/sb315-overview-MRSA-2016-2021.pdf
January 01, 2021 - Inpatient Databases (SID) between 2016 and 2021. … Inpatient Databases (SID),
2016–2021, 38 States … Inpatient Databases (SID),
2019 and2021, 38 states … Sample; SID, State Inpatient Databases. … Sample (NIS),
2016–2021, and State Inpatient Databases (SID), 2016–2021, 38 states
The unit of analysis
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hcup-us.ahrq.gov/db/nation/nis/nischecklist.jsp
September 01, 2025 - The NIS is sampled from the HCUP State Inpatient Databases (SID). … ⬜
No State-level analyses are performed. … The sampling design of the NIS does not support State-level analyses. … The SID must be used for State-level research. … To learn more about the SID, review the Overview of the State Inpatient Databases (SID) page on HCUP-US
-
hcup-us.ahrq.gov/reports/statbriefs/sb192-Pediatric-Preventable-Hospitalizations-Asthma-Diabetes.pdf
December 01, 2014 - Sample (NIS), 2003–2011; State Inpatient Databases (SID), 2012, weighted to
provide national estimates … Sample (NIS), 2003–2011; State Inpatient Databases (SID), 2012, weighted to
provide national estimates … Sample (NIS), 2003–2011; State Inpatient Databases (SID), 2012, weighted to
provide national estimates … Types of hospitals included in HCUP State Inpatient Databases
This analysis used State Inpatient Databases … Overview of the State Inpatient Databases (SID).
Healthcare Cost and Utilization Project (HCUP).
-
hcup-us.ahrq.gov/db/nation/nis/NIS_Introduction_2000.jsp
January 01, 2000 - NIS Data Sources, Hospitals, and Inpatient Stays
State-Specific Restrictions
Contents of CD-ROM … Inpatient Databases (SID) are hospital databases from Data Organizations participating in HCUP. … State Ambulatory Surgery Databases (SASD) are databases from Data Organizations in participating HCUP … Many of the HCUP State Partners allow the public release of the State Inpatient Databases (SID) and State … (KID), and the State Inpatient Databases (SID) for those states that have agreed to participate.
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hcup-us.ahrq.gov/reports/methods/2005_02.pdf
January 01, 2005 - Inpatient Databases (SID). … In combination with the existing HCUP State Inpatient
Databases (SID) and State Ambulatory Surgery Databases … HCUP State Inpatient Databases (SID), 1999. … HCUP State Inpatient Databases (SID), 1999. … HCUP State Inpatient Databases (SID), 1999.
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hcup-us.ahrq.gov/reports/statbriefs/sb47.pdf
February 01, 2008 - Department Databases (SEDD) and 2005 State Inpatient Databases (SID) for the following 23 states: … This information is included in the State Inpatient Databases (SID). … About the SID
The HCUP State Inpatient Databases (SID) are hospital inpatient databases from data … Database (KID), the State Inpatient Databases (SID) and the State Emergency
Department Databases (SEDD … Emergency
Department Databases (SEDD) and State Inpatient Databases (SID) for the following 23 states
-
hcup-us.ahrq.gov/reports/statbriefs/sb282-COVID-19-AllHospital.pdf
December 01, 2020 - Inpatient Databases (SID). … Inpatient
Databases (SID) and 2020 quarterly inpatient data. … Types of hospitals included in HCUP State Inpatient Databases (and quarterly inpatient data)
This analysis … For a detailed description of HCUP and more information on the design of the State Inpatient
Databases … Overview of the State Inpatient Databases (SID).
Healthcare Cost and Utilization Project (HCUP).
-
hcup-us.ahrq.gov/db/nation/kid/kidchecklist.jsp
September 01, 2025 - The KID is sampled from the HCUP State Inpatient Databases (SID). … ⬜
Only inpatient events are captured in the KID. … ⬜
No State-level analyses are performed. … The SID must be used for State-level research. … To learn more about the SID, review the Overview of the State Inpatient Databases (SID) page on HCUP-US
-
hcup-us.ahrq.gov/reports/statbriefs/sb175-Hospital-Cost-Utilization-Projections-2013.jsp
July 01, 2014 - Inpatient Databases (SID), 2003-2011, and early State data, 2012. … Inpatient Databases (SID), 2003-2011, and early State data, 2012. … Inpatient Databases (SID), 2003-2011, and early State data, 2012. … Inpatient Databases (SID), 2003-2011, and early State data, 2012. … About the SID
The HCUP State Inpatient Databases (SID) are hospital inpatient databases from data
-
hcup-us.ahrq.gov/db/nation/nis/NIS94_Overview_122104.pdf
November 01, 2015 - State Inpatient Databases (SID) are hospital databases from Data Organizations participating in
HCUP … State Ambulatory Surgery Databases (SASD) are databases from Data Organizations in
participating HCUP … Many of the HCUP State Partners allow the public release
of the State Inpatient Databases (SID) and … State Ambulatory Surgery Databases (SASD) through
http://www.ahrq.gov/data/hcup/
mailto:hcup@s-3.com … (KID), and the State Inpatient
Databases (SID) for those states that have agreed to participate.