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hcup-us.ahrq.gov/news/exhibit_booth/HCUPOverviewDeck_121422.pdf
February 09, 2022 - settings
► Inpatient databases
− Discharge abstracts for patients admitted for an inpatient stay … NIS: Sample inpatient discharges of all ages
from all SID and community hospitals*
KID: Sample inpatient … Comparison of the HCUP
Inpatient Databases
HCUP Inpatient Databases
HCUP
database
SID
(2019) … Type of Care Captured Which HCUP Database(s)
Inpatient care
State Inpatient Databases (SID)
National … (Nationwide) Inpatient Sample (NIS)
Kids’ Inpatient Database (KID)
Nationwide Readmissions Database
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hcup-us.ahrq.gov/db/state/siddist/siddist_filecompak.jsp
June 01, 2024 - SID File Composition - Alaska
SID Notes
Source Files
The HCUP Alaska inpatient … files were constructed from the Alaska Department of Health
and Social Services inpatient stay files … Prior to 2015 data, Alaska supplied discharge abstract data for
inpatient stays from Alaska general … Data Processing
Records with a discharge disposition of "still a patient" or "admitted
as an inpatient … " were excluded from the HCUP Alaska inpatient data.
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hcup-us.ahrq.gov/reports/statbriefs/sb175-Hospital-Cost-Utilization-Projections-2013.pdf
January 01, 2013 - Trends and Projections in Inpatient Hospital Costs and Utilization, 2003–2013
1
July … 2014
Trends and Projections in Inpatient Hospital
Costs and Utilization, 2003–2013
Audrey J. … HCUP Projections: Cost of Inpatient
Discharges 2012 to 2013. HCUP Projections Report #2013-01. … The SID from 2003 through
2011 include about 305 million inpatient discharges from 47 States. … Trends and
Projections in Inpatient Hospital Costs and Utilization, 2003–2013.
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hcup-us.ahrq.gov/reports/infographics/AHRQ-HCUP-Outpatient-Surgery-Infographic-v06f.pdf
December 25, 2022 - Total inpatient surgeries in 2012:
9.7 million. … Percentages below show
body systems most commonly
addressed in inpatient surgery. … Inpatient Surgeries Outpatient Surgeries
INPATIENT VS. OUTPATIENT SURGERIES IN U.S.
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hcup-us.ahrq.gov/news/exhibit_booth/hcup_fact_sheet.jsp
April 01, 2022 - HCUP Partners States
49 provide statewide inpatient data (AK, AR, AZ, CA, CO, CT, DC, DE, FL, … inpatient healthcare database in the United States. … The inpatient data contained in the NIS represent more than 97 percent of inpatient
discharges … The Kids' Inpatient Database (KID) is the only all-payer inpatient care database for children in … The State Inpatient Databases (SID) contain a powerful collection of hospital inpatient discharge
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hcup-us.ahrq.gov/db/nation/nis/nistrends2.jsp
January 01, 2018 - 1993-2002 Nationwide Inpatient Sample (NIS) Supplemental Discharge-Level Files … The HCUP National Inpatient Sample (NIS) was redesigned in 1998 and again in 2012 data to improve national … The report Using the HCUP Nationwide Inpatient Sample to Estimate Trends , available on the HCUP-US … Macro
Return to Contents
Internet Citation: 1993-2002 Nationwide Inpatient
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hcup-us.ahrq.gov/overview.jsp
February 01, 2022 - HCUP databases include:
The National (Nationwide) Inpatient Sample (NIS) containing data on more … The Kids' Inpatient Database (KID) is a nationwide sample of pediatric inpatient discharges. … The State Inpatient Databases (SID) contain the universe of inpatient discharge abstracts from participating … It provides access to health statistics and information on hospital inpatient and emergency department … AHRQualityIndicators™ (QIs) are measures of healthcare quality that make use of readily available hospital inpatient
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hcup-us.ahrq.gov/tech_assist/index_stu.jsp
February 01, 2022 - PCS
Software Tools - Cost-to-Charge Ratio (CCR) Files
Software Tools - Cost-to-Charge Ratios for Inpatient … Databases (SEDD) - Purchasing data
State Emergency Department Databases (SEDD) - Reports
State Inpatient … Databases (SID)
State Inpatient Databases (SID) - Data Elements
State Inpatient Databases (SID) … - Data Use Agreement
State Inpatient Databases (SID) - Overview
State Inpatient Databases (SID) - … Purchasing data
State Inpatient Databases (SID) - Reports
Statistical Briefs
Statistics - HCUPnet
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hcup-us.ahrq.gov/db/ccr/ip-ccr/IPCCR-UserGuide-2012-2019.pdf
January 01, 2019 - State Inpatient Databases (CCR for CD-
SID), 2001–2019
o CCR for the National (Nationwide) Inpatient … General File Structure
The HCUP CCR for Inpatient Files provide an estimate of all-payer, inpatient … inpatient charges … • Hospital-level inpatient CCRs are calculated by summing the service group inpatient
costs and … Files
CCR for Inpatient Files.
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hcup-us.ahrq.gov/reports/statbriefs/sb191-Hospitalization-Mental-Substance-Use-Disorders-2012.jsp
June 01, 2015 - diagnoses, 2012
Type of stay
Type of inpatient stay
Type of M/SUD-related inpatient stay … Characteristic
Type of inpatient stay
Type of M/SUD-related inpatient stay
Primary M … Types of hospitals included in the HCUP National Inpatient Sample
The National Inpatient Sample (NIS … About the NIS
The HCUP National Inpatient Sample (NIS) is a national database of hospital inpatient … Distribution of Inpatient vs. Outpatient Revenues, 1992-2012.
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hcup-us.ahrq.gov/faststats/landing.jsp
December 01, 2025 - HCUP Fast Stats
State Trends in Hospital Use by Payer
Inpatient Stay Trends by Payer (Updated … State (Updated May 2022)
National Hospital Utilization and Costs
Trends in Inpatient … in Emergency Department Visits (Updated Apr. 2021; through 2018 data)
Most Common Diagnoses for Inpatient … Stays (Updated Apr. 2021; through 2018 data)
Most Common Operations During Inpatient Stays (Updated
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hcup-us.ahrq.gov/db/vars/seq/nisnote.jsp
September 01, 2008 - SEQ is only included in the Nationwide Inpatient Sample, not the State Inpatient Databases. … SEQ_SID is included in both the Nationwide Inpatient Sample and the State Inpatient Databases. … SEQ_SID is identical for discharges present in both the Nationwide Inpatient Sample and State Inpatient … From 1988-1993:
Both the Nationwide Inpatient Sample and the State Inpatient Databases are sorted by … SEQ_SID is not included in either the HCUP Nationwide Inpatient Sample or the State Inpatient Databases
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hcup-us.ahrq.gov/reports/statbriefs/sb277-Top-Reasons-Hospital-Stays-2018.pdf
January 01, 2018 - Most Frequent Principal Diagnoses for Inpatient Stays in U.S. … Hospitals, 2018
1
Most Frequent Principal Diagnoses for Inpatient Stays
in U.S. … stays using the 2018
National Inpatient Sample (NIS). … Distribution of Inpatient vs. … Overview of the National (Nationwide) Inpatient Sample
(NIS).
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hcup-us.ahrq.gov/reports/statbriefs/sb197-Characteristics-Quality-Hospitals-Health-Systems.pdf
December 01, 2014 - Characteristics and Quality of Inpatient Stays at Hospitals Affiliated With Health Systems, 2009-2012 … 1
December 2015
Characteristics and Quality of Inpatient
Stays at Hospitals … We used data from the HCUP State Inpatient Databases (SID) and the AHA to measure hospital and
patient … 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).
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hcup-us.ahrq.gov/db/nation/neds/stats/FileSpecifications_NEDS_2016_IP.TXT
January 01, 2016 - discharge record
NEDS 2016 IP 8 I10_PR_IP1 7 Char ICD-10-PCS Procedure 1 from inpatient … discharge record
NEDS 2016 IP 9 I10_PR_IP2 7 Char ICD-10-PCS Procedure 2 from inpatient … discharge record
NEDS 2016 IP 10 I10_PR_IP3 7 Char ICD-10-PCS Procedure 3 from inpatient … discharge record
NEDS 2016 IP 11 I10_PR_IP4 7 Char ICD-10-PCS Procedure 4 from inpatient … discharge record
NEDS 2016 IP 12 I10_PR_IP5 7 Char ICD-10-PCS Procedure 5 from inpatient
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hcup-us.ahrq.gov/reports/statbriefs/sb81.pdf
April 01, 2010 - The inpatient death rate was 3.6 percent among Medicare inpatients, the highest among all payer groups … Inpatients aged 45–64 accounted for 21 percent of all hospital deaths. … Inpatients aged 65–84 had the second highest death rate (3.5 percent), while
inpatients aged 1–17 had … Inpatients with a median ZIP Code household income below $39,000 accounted for 30 percent of all inpatient … The death rate among inpatients with no procedure was 1.5 percent.
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hcup-us.ahrq.gov/reports/statbriefs/sb150.jsp
March 01, 2013 - For inpatient stays, the elderly had the highest admission rate, with 187 inpatient stays per 100,000 … ; inpatient hospital stays, 187. … ED visits, 121; inpatient hospital stays, 80; region; midwest; treat-and-release ED visits, 102; inpatient … stays (table 4), more than half of all infectious enteritis inpatient stays. … Sample (NIS) is a nationwide database of hospital inpatient stays.
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hcup-us.ahrq.gov/reports/statbriefs/sb160.pdf
July 01, 2013 - National Inpatient Hospital Costs: The Most Expensive Conditions by Payer, 2011
August … Sample (NIS) is a nationwide database of hospital inpatient stays. … HCUPnet generates statistics using data from HCUP's Nationwide Inpatient Sample (NIS),
the Kids' Inpatient … Final Report on Calculating Nationwide Inpatient Sample (NIS) Variances,
2001. … National Inpatient Hospital Costs: The Most Expensive
Conditions by Payer, 2011.
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hcup-us.ahrq.gov/db/state/siddist/siddist_filecompmo.jsp
June 01, 2024 - SID File Composition - Missouri
SID Notes
Source Files
The HCUP Missouri inpatient … files were constructed from the Hospital Industry Data Institute (HIDI) inpatient stay files. … nursing, intermediate care, other long-term care, swing-bed, hospice, sub-acute, and other unspecified inpatient … Data Processing
Records with a discharge disposition of "still a patient" and "admitted as an inpatient … " were excluded from the HCUP Missouri inpatient data.
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hcup-us.ahrq.gov/db/nation/neds/stats/FileSpecifications_NEDS_2015Q1Q3_IP.TXT
December 06, 2017 - NEDS 2015 Q1Q3 IP 132 PCLASS_IP3 3 Num Procedure class 3 for inpatient procedure
NEDS … 2015 Q1Q3 IP 133 PCLASS_IP4 3 Num Procedure class 4 for inpatient procedure
NEDS 2015 … Q1Q3 IP 134 PCLASS_IP5 3 Num Procedure class 5 for inpatient procedure
NEDS 2015 Q1Q3 … IP 155 PR_IP7 7 Char Procedure 7 from inpatient discharge record
NEDS 2015 Q1Q3 IP … TOTCHG_IP 12.2 Num Total charge for ED and inpatient services