- 
                                        
hcup-us.ahrq.gov/db/state/sasddist/sasddist_filecompor.jsp
August 01, 2012 - HCUP Supplemental Files 
 NIS-Trend Weights Files 
 NIS Hospital Ownership Files 
 NIS 1993-2002 Discharge-Level … The facility is not listed in the AHA database, but the facility provides inpatient discharge data to … The facility is not listed in the AHA database, but the facility provides inpatient discharge data to … Exclusion of Records During HCUP Processing 
 Beginning with 2016 data, records with a discharge disposition … Beginning in 2010, records with a designation of "admitted as an inpatient" are retained in the SASD,
                                     
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hcup-us.ahrq.gov/datainnovations/clinicalcontentenhancementtoolkit/mn12.jsp
September 01, 2014 - HCUP Supplemental Files 
 NIS-Trend Weights Files 
 NIS Hospital Ownership Files 
 NIS 1993-2002 Discharge-Level … 6 
 SSN# (last 4) 
 R 
 4 digits 
   
 
 
 7 
 Admit Date/Time 
 R 
 YYYYMMDDHHMMSS 
   
 
 
 8 
 Discharge … Admit Date/Time  
 Discharge Date/Time 
 Order Number 
Unique number for this particular lab order at … Order Type 
Reference Table 2: 
 
 
 
 I 
 Inpatient Order 
 
 
 O 
 Outpatient Order 
 
 
 Required … if sending more than inpatient labs.
                                     
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hcup-us.ahrq.gov/db/state/sasddist/sasddist_filecompga.jsp
December 01, 2016 - HCUP Supplemental Files 
 NIS-Trend Weights Files 
 NIS Hospital Ownership Files 
 NIS 1993-2002 Discharge-Level … The facility is not listed in the AHA database, but the facility provides inpatient discharge data to … The facility is not listed in the AHA database, but the facility provides inpatient discharge data to … Exclusion of Records During HCUP Processing 
 Beginning with 2016 data, records with a discharge disposition … Beginning in 2010, records with a designation of "admitted as an inpatient" are retained in the SASD,
                                     
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hcup-us.ahrq.gov/reports/ataglance/HCUPCDiffHosp2011-2015Rpt081618.pdf
August 18, 2018 - Short- and long-term attributable costs of 
Clostridium difficile-associated disease in nonsurgical inpatients … Longitudinal inpatient discharge data from the Healthcare Cost and Utilization Project 
(HCUP) sponsored … discharges, made possible 
by the data collection efforts of State data organizations, hospital associations … three hospital-level edit 
checks:  
• Discharge was missing POA on the principal diagnosis … • Discharge was missing POA on all secondary diagnoses.
                                     
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hcup-us.ahrq.gov/db/state/sasddist/sasddist_filecompmd.jsp
August 01, 2006 - HCUP Supplemental Files 
 NIS-Trend Weights Files 
 NIS Hospital Ownership Files 
 NIS 1993-2002 Discharge-Level … The facility is not listed in the AHA database, but the facility provides inpatient discharge data to … The facility is not listed in the AHA database, but the facility provides inpatient discharge data to … Exclusion of Records During HCUP Processing 
 Beginning with 2016 data, records with a discharge disposition … Beginning in 2010, records with a designation of "admitted as an inpatient" are retained in the SASD,
                                     
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hcup-us.ahrq.gov/reports/methods/2012-02.pdf
January 01, 2012 - cases from the QI measures:  
• PDIs and PSIs, other than PSI 4 “Deaths Among Surgical Inpatients with … across the United States: 
 
Data Sources for the HCUP Nationwide Inpatient Sample and 
State Inpatient … The PQIs were developed for use with hospital inpatient discharge data. … Provider-based QIs using Weighted Discharge Data (SID and NIS) 
 
a. … Standard error estimates for inpatient rates per 1,000 discharges using discharge 
counts in both the
                                     
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hcup-us.ahrq.gov/db/nation/nis/2006NIS_INTRODUCTION.pdf
November 01, 2015 - INTRODUCTION TO THE HCUP NATIONWIDE INPATIENT SAMPLE (NIS) 
Overview of NIS Data 
The Nationwide Inpatient … NIS Data Sources, Hospitals, and Inpatient Stays 
Table 4 in Appendix I contains a summary of the data … Core File: This inpatient discharge-level file contains data for 100% of the 
discharges from a sample … Summary of NIS Data Sources, Hospitals, and Inpatient Stays, 1988-2006 
Year Data sources 
Number … Data Elements in the NIS Inpatient Core Files 
Data elements that are italicized are not included in
                                     
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hcup-us.ahrq.gov/db/nation/nis/reports/NISRedesignFinalReport040914.pdf
June 11, 2014 - The frame is limited by the availability of inpatient data from the data sources currently 
participating … 2010 Data 2011 Data 
Exclude LTAC Hospitals 
Use AHA 
Discharge 
Counts Use SID Discharge Counts … 2010 Data 2011 Data 
Exclude LTAC Hospitals 
Use AHA 
Discharge 
Counts 
Use SID Discharge 
Counts … 2010 Data 2011 Data 
Exclude LTAC Hospitals 
Use AHA 
Discharge 
Counts Use SID Discharge Counts … Data Elements in the NIS Inpatient Core Files 
Data elements that are italicized are not included in
                                     
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hcup-us.ahrq.gov/reports/PDMPsAndOpioidHospitalizations.pdf
October 03, 2017 - Methods 
We used combined ED and hospital inpatient discharge data from 23 states from Healthcare 
Cost … discharge data. … We used combined ED and 
hospital inpatient discharge data from the HCUP 2005 through 2013 State Emergency … Trend in opioid-related discharge rates by state relative to enactment of the interstate data-
sharing … discharge rate Blue line indicates 
period prior to enactment of the interstate data-sharing feature
                                     
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hcup-us.ahrq.gov/db/nation/kid/Availability_of_KID_Data_Elements_2012.pdf
January 01, 2012 - Availability of Data Elements in the 1997, 2000, 2003, 2006, 2009, and 2012 Kids' Inpatient Database … Availability of Data Elements in the 1997, 2000, 2003, 2006, 2009, and 2012 Kids' Inpatient Database … Availability of Data Elements in the 1997, 2000, 2003, 2006, 2009, and 2012 Kids' Inpatient Database … Availability of Data Elements in the 1997, 2000, 2003, 2006, 2009, and 2012 Kids' Inpatient Database … Availability of Data Elements in the 1997, 2000, 2003, 2006, 2009, and 2012 Kids' Inpatient Database
                                     
                                                                    - 
                                        
hcup-us.ahrq.gov/reports/statbriefs/sb219-Opioid-Hospital-Stays-ED-Visits-by-State.jsp
October 31, 2016 - of opioid-related inpatient stays among 43 States and the District of Columbia that provided data in … Unit of analysis 
The unit of analysis for inpatient data is the hospital discharge (i.e., the hospital … About the SID 
 
The HCUP State Inpatient Databases (SID) are hospital inpatient databases from data … The SID contain the universe of the inpatient discharge abstracts in the participating HCUP States, translated … Additionally, Maine was added to the list of States reported with inpatient data.
                                     
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hcup-us.ahrq.gov/reports/statbriefs/sb259-Potentially-Preventable-Hospitalizations-2017.pdf
January 01, 2017 - This represented 12.9 percent of the 27.4 million nonobstetric adult inpatient stays that 
year (data … Of the 1,358,900 pediatric inpatient stays among children aged 3 months to 17 years (data not 
shown) … Although these measures rely on hospital 
discharge data, they are intended to reflect issues of access … Databases (SID) are hospital inpatient databases from data organizations 
participating in HCUP. … The SID contain the universe of the inpatient discharge abstracts in the 
participating HCUP States,
                                     
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hcup-us.ahrq.gov/db/state/sasddist/sasddist_filecompnc.jsp
August 01, 2006 - HCUP Supplemental Files 
 NIS-Trend Weights Files 
 NIS Hospital Ownership Files 
 NIS 1993-2002 Discharge-Level … The facility is not listed in the AHA database, but the facility provides inpatient discharge data to … The facility is not listed in the AHA database, but the facility provides inpatient discharge data to … Exclusion of Records During HCUP Processing 
 Beginning with 2016 data, records with a discharge disposition … Beginning in 2010, records with a designation of "admitted as an inpatient" are retained in the SASD,
                                     
                                                                    - 
                                        
hcup-us.ahrq.gov/reports/methods/2007_07.pdf
January 01, 2007 - The QIs rely solely on hospital inpatient administrative data and, for this 
reason, are screens for … discharge-level health care data. … UB-92) formats, and, for earlier data, the Uniform 
Hospital Discharge Data Set (UHDDS) format. … Provider-based QIs using Weighted Discharge Data (Disparities Analysis File) 
 
a. … Standard error estimates for inpatient rates per 1,000 discharges using discharge 
counts in both the
                                     
                                                                    - 
                                        
hcup-us.ahrq.gov/db/nation/kid/KID_2009_Introduction.pdf
January 01, 2009 - See HTable 1H of HAppendix IIIH for a list of data elements in the 
Inpatient Core File. … two types of data: inpatient stay core records and hospital information. … The name of the discharge weight data element depends on the 
year of data and the type of analysis. … If an AHA hospital could not be matched to the discharge data provided by the data 
source, it was eliminated … Data Elements in the KID Inpatient Core File 
Note: Not all data elements in the KID are uniformly coded
                                     
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hcup-us.ahrq.gov/reports/statbriefs/sb85.pdf
January 01, 2010 - Inpatient Sample (NIS). … The unit of analysis in the remaining tables is 
hospital discharge (i.e., the hospital stay), not a … who is admitted to the hospital multiple times in one year will be counted each time as a 
separate "discharge … When more than one payer is listed for a hospital discharge, the first-listed payer is used. 
 
5 … HCUPnet generates statistics using data from HCUP's 
Nationwide Inpatient Sample (NIS), the Kids' Inpatient
                                     
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hcup-us.ahrq.gov/db/vars/disp_ip/nedsnote.jsp
May 01, 2015 - Reports & Publications 
 
 
 Data Visualizations 
 
 
 Data Query Tools 
 
 
 Home 
 
 
 About … Reports Archive 
 
 
 
 
 
 
 
 DATA VISUALIZATIONS 
 
 
 
 
 
 DATA QUERY TOOLS … NEDS Description of Data Elements 
 
 
   
 
 
 
 DISP_IP - Disposition from inpatient discharge record … General Notes 
 
   
 
 
 
 DISP_IP indicates the disposition of the patient when discharged from the inpatient … Uniform Values 
 
 
 
 Variable Description Value Value Description DISP_IP Disposition from inpatient
                                     
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hcup-us.ahrq.gov/reports/statbriefs/sb147.pdf
March 01, 2012 - Sample, 2008–2009 
 
Data Source 
 
The estimates in this Statistical Brief are based upon data from … Supplemental sources included data from the U.S. … Unit of analysis 
The unit of analysis is the hospital discharge (i.e., the hospital stay) or emergency … Discharge status 
Discharge status indicates the disposition of the patient at discharge from the hospital … organizations—such as State data 
organizations, hospital associations, private data organizations,
                                     
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hcup-us.ahrq.gov/reports/infographics/InpatientHosp(inThousands)InvolvingInfluenza2006-2016.jsp
January 01, 2016 - Inpatient Hospitalizations (in Thousands) Involving Influenza, 2006-2016 … Reports & Publications 
 
 
 Data Visualizations 
 
 
 Data Query Tools 
 
 
 Home 
 
 
 About … HCUP Supplemental Files 
 NIS-Trend Weights Files 
 NIS Hospital Ownership Files 
 NIS 1993-2002 Discharge-Level … Reports Archive 
 
 
 
 
 
 
 
 DATA VISUALIZATIONS 
 
 
 
 
 
 DATA QUERY TOOLS … Logo) 
 Inpatient Hospitalizations (in Thousands) Involving Influenza, 2006-2016 
 
 
 2006-2007: 32
                                     
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hcup-us.ahrq.gov/db/nation/nis/NISIntroduction2010.pdf
November 01, 2015 - INTRODUCTION TO THE HCUP NATIONWIDE INPATIENT SAMPLE (NIS) 
Overview of NIS Data 
The Nationwide Inpatient … NIS Data Sources, Hospitals, and Inpatient Stays 
Table 4 in Appendix I contains a summary of the data … The 2010 NIS includes the following compressed files: 
 
Inpatient Core File: This inpatient discharge-level … Summary of NIS Data Sources, Hospitals, and Inpatient Stays, 1988-2010 
Year Data Sources 
Number … Data Elements in the NIS Inpatient Core Files 
Data elements that are italicized are not included in