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  1. HCUP_methods_series_cover.ai (pdf file)

    hcup-us.ahrq.gov/reports/methods/2004_6.pdf
    January 01, 2004 - : Nationwide Inpatient Sample (NIS), State Inpatient Databases (SID), State Emergency Department Databases … (SEDD), and State Ambulatory Surgery Databases (SASD). … databases. … Identifying Available Databases To evaluate the completeness of E codes in the HCUP databases, we needed … databases.

  2. Statistical Brief #90: Hospital Readmissions and Multiple Emergency Department Visits, in Selected States, 2006-2007 (pdf file)

    hcup-us.ahrq.gov/reports/statbriefs/sb90.pdf
    May 21, 2010 - (SID) and the State Emergency Department Databases (SEDD) for 12 states. … About HCUP HCUP is a family of powerful health care databases, software tools, and products for advancing … (SID) are hospital inpatient databases from data organizations participating in HCUP. … (SEDD) are hospital databases, from data organizations in participating states, which capture discharge … and State Emergency Department Databases, 12 States, 2006–2007: Arizona, California, Florida, Hawaii

  3. Responsibilities of the Data Purchaser (pdf file)

    hcup-us.ahrq.gov/tech_assist/centdist/ResponsibilitiesDataPurchaser.pdf
    June 22, 2022 - Statement of Intended Use for State Databases: A “Statement of Intended Use” is required for all requests … for State Databases (i.e., SID, SASD, SEDD). … Nationwide databases do not require a data re-use request but are still restricted to use by the student

  4. Addendum to HCUP Statistical Brief #308: Rural and Urban Hospital Differences in Inpatient Stays Involving Sepsis, 2019 and 2021, Addition of 2022 Data (pdf file)

    hcup-us.ahrq.gov/reports/statbriefs/sb308-hospital-sepsis-2019-2022-addendum.pdf
    January 01, 2022 - Healthcare Research and Quality (AHRQ), Healthcare Cost and Utilization Project (HCUP), State Inpatient Databases … Healthcare Research and Quality (AHRQ), Healthcare Cost and Utilization Project (HCUP), State Inpatient Databases … Healthcare Research and Quality (AHRQ), Healthcare Cost and Utilization Project (HCUP), State Inpatient Databases … Healthcare Research and Quality (AHRQ), Healthcare Cost and Utilization Project (HCUP), State Inpatient Databases … 7 Data Source This Statistical Brief uses data from the HCUP 2019 and 2022 State Inpatient Databases

  5. Newtohcupsheet (pdf file)

    hcup-us.ahrq.gov/news/exhibit_booth/NewToHCUPSheet.pdf
    November 03, 2015 - Visit our Web site HCUP has a series of free online tutorials to assist individuals in using HCUP’s databases … The HCUP-US Web site provides detailed information on HCUP databases, free tools and software, HCUP-related … To purchase HCUP databases, contact the HCUP Central Distributor.

  6. Healthcare Cost and Utilization Project (HCUP) NIS Notes

    hcup-us.ahrq.gov/db/vars/key/nisnote.jsp
    September 01, 2008 - Beginning in the 1998 data, all HCUP databases are sorted by KEY. … KEY can be used to link across HCUP databases within a data type, i.e., link records in the SID to records … KEY replaces the database-specific record identifiers used in the 1988-1997 HCUP databases (SEQ, SEQ_SID … length of the value of KEY was increased from 14 characters to 15 characters starting in the 2011 HCUP databases

  7. Healthcare Cost and Utilization Project (HCUP) KID Notes

    hcup-us.ahrq.gov/db/vars/key/kidnote.jsp
    September 01, 2008 - Beginning in the 1998 data, all HCUP databases are sorted by KEY. … KEY can be used to link across HCUP databases within a data type, i.e., link records in the SID to records … KEY replaces the database-specific record identifiers used in the 1988-1997 HCUP databases (SEQ, SEQ_SID … length of the value of KEY was increased from 14 characters to 15 characters starting in the 2011 HCUP databases

  8. Emergency Department and Inpatient Utilization and Cost for Pregnant Women: Variation by Expected Primary Payer and State of Residence, 2019 (pdf file)

    hcup-us.ahrq.gov/reports/ataglance/HCUPanalysisHospUtilPregnancy.pdf
    December 14, 2021 - Healthcare Cost and Utilization Project (HCUP) Databases ............................................ … (SEDD) and State Inpatient Databases (SID) for 39 States and the District of Columbia for which there … Background on the HCUP databases is provided in Appendix B. … These databases enable research on a broad range of health policy issues, including cost and quality … Healthcare Cost and Utilization Project (HCUP) Databases Appendix C.

  9. Breast Reconstruction Surgery for Mastectomy in Hospital Inpatient and Ambulatory Settings, 2009-2014 #228

    hcup-us.ahrq.gov/reports/statbriefs/sb228-Breast-Reconstruction-For-Mastectomy.jsp
    October 01, 2017 - (SID) and State Ambulatory Surgery and Services Databases (SASD). … Types of hospitals included in HCUP State Inpatient Databases This analysis used State Inpatient Databases … (SID) are hospital inpatient databases from data organizations participating in HCUP. … Overview of the State Inpatient Databases (SID). Healthcare Cost and Utilization Project (HCUP). … Overview of the State Ambulatory Surgery and Services Databases (SASD).

  10. Healthcare Cost and Utilization Project (HCUP) NRD Notes

    hcup-us.ahrq.gov/db/vars/dxn/nrdnote.jsp
    August 01, 2015 - In the HCUP inpatient databases, the first listed diagnosis is the principal diagnosis defined as the … In the HCUP outpatient databases, the first listed diagnosis is the condition, symptom, or problem identified … In the HCUP databases, ICD-9-CM diagnoses are represented as 3- to 5-character alphanumeric codes with … The codes are left-justified in the HCUP databases so that prior to 2014 there are two spaces following … For example, the ICD-9-CM diagnosis code 086.3 would be stored in the HCUP databases as '0863 ' and the

  11. Microsoft Word - EcodeAddendum2001_2009.doc (pdf file)

    hcup-us.ahrq.gov/reports/methods/2004_06_add_09.pdf
    January 01, 2004 - injury codes (E codes) on injury-related discharges in the 2001 Healthcare Cost and Utilization (HCUP) databases … This addendum provides similar information on the 2006, 2008, and 2009 HCUP databases. … 2009 2008 2006 2001 Nationwide Inpatient Sample (NIS) 92.33% 91.70% 88.10% 85.70% State Inpatient Databases … Healthcare Cost Utilization Project (HCUP), Nationwide Inpatient Sample (NIS) and State Inpatient Databases … template_cover_page.pdf HCUP DATABASES STEPS TAKEN TO APPLY AHRQ QUALITY INDICATORS TO THE HCUP DATA

  12. HCUP CODING PRACTICES (pdf file)

    hcup-us.ahrq.gov/db/coding.pdf
    November 19, 2020 - CODING PRACTICES The following objectives guided the definition of data elements included in the HCUP databases … elements - "A" for character data elements • Data Unavailable from Source In the 1988-1997 HCUP databases … unavailable from the source, i.e., coded as .B for all records in a year, were excluded from the HCUP databases … starting in 1998 and some previous years of the publicly released State databases

  13. HCUP Coding Practices

    hcup-us.ahrq.gov/db/coding.jsp
    November 01, 2020 - Practices This section describes the coding practices used to define the data elements in the HCUP databases … PRACTICES The following objectives guided the definition of data elements included in the HCUP databases … for character data elements Top Data Unavailable from Source In the 1988-1997 HCUP databases … unavailable from the source, i.e., coded as .B for all records in a year, were excluded from the HCUP databases … starting in 1998 and some previous years of the publicly released State databases.

  14. Healthcare Cost and Utilization Project (HCUP) NRD Notes

    hcup-us.ahrq.gov/db/vars/i10_dxn/nrdnote.jsp
    August 10, 2015 - In the HCUP inpatient databases, the first listed diagnosis is the principal diagnosis defined as the … In the HCUP outpatient databases, the first listed diagnosis is the condition, symptom, or problem identified … In the HCUP databases, ICD-10-CM diagnoses are represented by alphanumeric codes with a maximum length … The codes are left-justified in the HCUP databases. … Beginning with the 2017 HCUP databases, external cause of morbidity codes are included with other diagnoses

  15. Microsoft Word - EcodeAddendum.doc (pdf file)

    hcup-us.ahrq.gov/reports/methods/2004_06Addendum.pdf
    January 01, 2004 - injury codes (E codes) on injury-related discharges in the 2001 Healthcare Cost and Utilization (HCUP) databases … This addendum provides similar information on the 2006 and 2008 HCUP databases. … HCUP Database 2008 2006 2001 Nationwide Inpatient Sample (NIS) 91.7% 88.1% 85.7% State Inpatient Databases … Healthcare Cost Utilization Project (HCUP), Nationwide Inpatient Sample (NIS) and State Inpatient Databases … Utilization Project (HCUP), Nationwide Emergency Department Sample (NEDS) and State Emergency Department Databases

  16. sb274-COVD19-Hospital-Payer (pdf file)

    hcup-us.ahrq.gov/reports/statbriefs/sb274-COVID19-Hospital-Payer.pdf
    December 01, 2020 - Statistical Brief presents statistics on COVID-19-related hospitalizations using 2019 State Inpatient Databases … Research and Quality (AHRQ), Healthcare Cost and Utilization Project (HCUP), 2019 State Inpatient Databases … These databases enable research on a broad range of health policy issues, including cost and quality … 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).

  17. Coronary Artery Disease, Acute Myocardial Infarction, and Ischemic Stroke Rates Among Inpatient Stays, 2001-2014 (pdf file)

    hcup-us.ahrq.gov/reports/statbriefs/sb241-Coronary-Artery-AMI-Stroke-Hospital-Stays-2001-2014.pdf
    January 01, 2014 - Supplemental sources included population denominator data for use with HCUP databases, derived from … This analysis used State Inpatient Databases (SID) limited to data from community hospitals, which … These databases enable research on a broad range of health policy issues, including cost and quality … (SID) are hospital inpatient databases from data organizations participating in HCUP. … Overview of the State Inpatient Databases (SID). Healthcare Cost and Utilization Project (HCUP).

  18. Surgery Flags for Services and Procedures

    hcup-us.ahrq.gov/toolssoftware/surgeryflags_svcproc/surgeryflagssvc_proc.jsp
    July 01, 2025 - The Surgery Flags Software for Services and Procedures is one in a family of databases and software tools … HCUP databases, tools, and software inform decision making at the national, State, and community levels … Data Element Name in Program Purpose Data Element Name in HCUP Databases CPT1-CPTn where n … procedure array Array of CPT codes used to assign surgery flags CPT1-CPTn in all HCUP outpatient databases

  19. Patient Residence Characteristics of Opioid-Related Inpatient Stays and Emergency Department Visits Nationally and by State, 2014 (pdf file)

    hcup-us.ahrq.gov/reports/statbriefs/sb226-Patient-Residence-Opioid-Hospital-Stays-ED-Visits-by-State.pdf
    December 01, 2016 - Types of hospitals included in HCUP State Inpatient Databases This analysis used State Inpatient Databases … ) and the State Inpatient Databases (SID). … About the SID The HCUP State Inpatient Databases (SID) are hospital inpatient databases from data … Overview of the State Emergency Department Databases (SEDD). … (SID), or State Emergency Department Databases (SEDD), ...

  20. Characteristics of Adverse Drug Events Originating During the Hospital Stay, 2011 (pdf file)

    hcup-us.ahrq.gov/reports/statbriefs/sb164.pdf
    October 01, 2013 - Inferences with HCUP State Databases. Final Report. HCUP Methods Series Report # 2010-05. … About HCUP HCUP is a family of powerful health care databases, software tools, and products for advancing … (SID) are hospital inpatient databases from data organizations participating in HCUP. … For a detailed description of HCUP, more information on the design of the State Inpatient Databases … (SID), please refer to the following publications: Introduction to the HCUP State Inpatient Databases
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