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datatools.ahrq.gov/hcupnet/methodology/
January 01, 2023 - Because of the hierarchical ordering used to assign discharges to hospitalization type, discharges with … Surgical discharges are identified by a surgical diagnosis-related group (DRG). … Medical discharges are identified as all discharges not classified as any of the above hospitalization … This rarely occurs (less than 0.1 percent of discharges). … of discharges times the average total charge/cost.
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datatools.ahrq.gov/hcup-fast-stats/wp-content/uploads/sites/3/2025/01/FSNationalTrendsInpatientStays-dy22Deliverable-27Jan2025-1.xlsx
January 01, 2025 - The average LOS is calculated using discharges with nonmissing LOS. … Discharges missing age are excluded from results reported by age. … These excluded discharges represent approximately 3 percent of all annual discharges. … Because of the hierarchical ordering used to assign discharges to hospitalization type, discharges with … This rarely occurs (less than 0.1 percent of total discharges).
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datatools.ahrq.gov/hcupnet/faq/
January 01, 2023 - Counts of inpatient discharges or emergency department (ED) visits for each individual ICD-9-CM and ICD … Note that these counts are presented for all discharges or visits and not stratified by any patient characteristics … functionality, the set of clinical categories available for query is based on clinical relevance and number of discharges … Statistics are based on discharges for patients aged 0-20 years from the KID. … Options to limit results to non-maternal or non-neonatal discharges or patients with the highest severity
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datatools.ahrq.gov/hcupnet/glossary/
October 01, 2015 - General Conditions – Categorizes discharges into five hospitalization types (i.e., general conditions … Adult discharges are categorized into six hospitalization types in the following hierarchical order: … Maternal discharges – Maternal discharges were identified using the Major Diagnostic Category (MDC) … Neonatal discharges – Neonatal discharges were identified using the Major Diagnostic Category (MDC) … Rates of discharges – Calculated using national population estimates that correspond to the year of
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datatools.ahrq.gov/hcup-fast-stats/faq/
December 01, 2020 - Discharges with the expected primary payer of self-pay, charity, no charge, or no expected payment are … Department of Health & Human Services recommends that the definition of SMM not include discharges with … blood transfusions alone in the absence of other SMM indicators.6,7 For example, delivery discharges … Each State’s SID includes all inpatient discharges from hospitals in that State; this includes discharges … from residents of the State as well as discharges from non-residents who obtained treatment at a hospital
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datatools.ahrq.gov/action-alliance/
June 30, 2024 - The AHRQ HCUP SID contain the universe of discharges from all nonfederal acute care hospitals in participating … rate of patients experiencing at least one AE during their stay; and total number of AEs per 1,000 discharges … The unit of analysis for CMS PSI 04 is in-hospital deaths per 1,000 surgical discharges with serious … Limitations
A measure is suppressed when the hospital has fewer than 25 eligible discharges. … Population Represented
Included Populations: Discharges for adults age 18 and over with a principal
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datatools.ahrq.gov/hcupnet/
January 01, 2022 - Instead, annual counts of discharges for each individual ICD-9-CM and ICD-10-CM/PCS code in the NIS are … Instead, annual counts of discharges for each individual ICD-9-CM and ICD-10-CM/PCS code in the NIS are … Instead, annual counts of discharges for each individual ICD-9-CM and ICD-10-CM/PCS code in the KID are … Instead, annual counts of discharges for each individual ICD-9-CM and ICD-10-CM code in the NEDS are … Instead, annual counts of discharges for each individual ICD-9-CM and ICD-10-CM code in the NEDS are
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datatools.ahrq.gov/hcupnet/what-is-hcup/
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datatools.ahrq.gov/hcup-fast-stats/wp-content/uploads/sites/3/2025/03/DownloadTable_NAS_12-10-2024.xls
January 01, 2025 - Across all States, the SID are missing about 7 percent of community hospitals and about 1.5 percent of discharges … missing one or more hospitals in the State data, then we set the discharge weight to the total number of discharges … reported in the AHA divided by the total number of discharges in the State data. … Beginning with the 2012 data year, the NIS is a 20 percent sample of discharges from community hospitals … through 2011, the NIS was a 20 percent sample of community, nonrehabilitation hospitals and included all discharges
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datatools.ahrq.gov/hcup-fast-stats/wp-content/uploads/sites/3/2025/09/DownloadTable_NAS_2025-07-14.xlsx
January 01, 2025 - Across all States, the SID are missing about 7 percent of community hospitals and about 1.5 percent of discharges … missing one or more hospitals in the State data, then we set the discharge weight to the total number of discharges … reported in the AHA divided by the total number of discharges in the State data. … Beginning with the 2012 data year, the NIS is a 20 percent sample of discharges from community hospitals … through 2011, the NIS was a 20 percent sample of community, nonrehabilitation hospitals and included all discharges
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datatools.ahrq.gov/nhqdr/glossary/
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datatools.ahrq.gov/hcup-fast-stats/wp-content/uploads/sites/3/2024/12/FSNationalTrendsEDVisits-dy22Deliverable-31Oct2024.xlsx
January 01, 2024 - About This File
About This File
This file was exported from HCUP Fast Stats, National Trends in Emergency Department Visits (https://datatools.ahrq.gov/hcup-fast-stats?tab=national-hospital-utilization-costs&dash=72).
The Data Notes & Methods worksheet contains the same data notes and methods viewed on the HCUP Fast…