-
hcup-us.ahrq.gov/reports/statbriefs/sb280-Dental-ED-Visits-2018.pdf
January 01, 2018 - surgery, and emergency department use and costs, quality of care, access to care, medical
conditions, procedures … other research; the reports are not designed to
answer in-depth research questions using multivariate methods
-
hcup-us.ahrq.gov/reports/statbriefs/sb269-Influenza-ED-Visits-2016-2018.pdf
January 01, 2018 - surgery, and emergency department use and costs, quality of care, access to care, medical
conditions, procedures … other research; the reports are not designed to
answer in-depth research questions using multivariate methods
-
hcup-us.ahrq.gov/reports/statbriefs/sb263-Suicide-ED-Visits-2008-2017.pdf
January 01, 2017 - surgery, and emergency department use and costs, quality of care, access to care, medical
conditions, procedures … other research; the reports are not designed to
answer in-depth research questions using multivariate methods
-
hcup-us.ahrq.gov/reports/statbriefs/sb309-sepsis-race-2016-2021.pdf
January 01, 2021 - Additional information on the clinical coding criteria for identifying
sepsis is included in the Methods
-
hcup-us.ahrq.gov/reports/statbriefs/sb220-Suicidal-Ideation-ED-Visits.pdf
December 01, 2016 - Nielsen uses
intracensus methods to estimate household and demographic statistics by ZIP Code.6
Definitions … inpatient and
emergency department use and costs, quality of care, access to care, medical conditions, procedures
-
hcup-us.ahrq.gov/db/vars/asourceub92/kidnote.jsp
September 01, 2008 - Elixhauser Comorbidity Software Refined for ICD-10-CM
Chronic Condition Indicator Refined for ICD-10-CM
Procedure … Classes Refined for ICD-10-PCS
Tools for CPT and HCPCS Level II
CCS for Services and Procedures … Surgery Flags for Services and Procedures
Tools for ICD-9-CM
Clinical Classifications Software ( … Elixhauser Comorbidity Software for ICD-9-CM
Utilization Flags for Revenue Center Codes and ICD-9-CM
Procedure … Summary Trend Tables
Findings-At-A-Glance
Publications
Information About Using HCUP Data
Methods
-
hcup-us.ahrq.gov/db/vars/asourceub92/nisnote.jsp
September 01, 2008 - Elixhauser Comorbidity Software Refined for ICD-10-CM
Chronic Condition Indicator Refined for ICD-10-CM
Procedure … Classes Refined for ICD-10-PCS
Tools for CPT and HCPCS Level II
CCS for Services and Procedures … Surgery Flags for Services and Procedures
Tools for ICD-9-CM
Clinical Classifications Software ( … Elixhauser Comorbidity Software for ICD-9-CM
Utilization Flags for Revenue Center Codes and ICD-9-CM
Procedure … Summary Trend Tables
Findings-At-A-Glance
Publications
Information About Using HCUP Data
Methods
-
hcup-us.ahrq.gov/reports/statbriefs/sb244-Opioid-Inpatient-Stays-ED-Visits-Older-Adults.pdf
February 01, 2018 - surgery, and emergency department use and costs, quality of care, access to care, medical
conditions, procedures … other research; the reports are not designed to
answer in-depth research questions using multivariate methods
-
hcup-us.ahrq.gov/reports/statbriefs/sb249-Mental-Substance-Use-Disorder-Hospital-Stays-2016.pdf
January 01, 2016 - surgery, and emergency department use and costs, quality of care, access to care, medical
conditions, procedures … other research; the reports are not designed to
answer in-depth research questions using multivariate methods
-
hcup-us.ahrq.gov/db/vars/pointoforiginub04/nisnote.jsp
October 04, 2025 - Elixhauser Comorbidity Software Refined for ICD-10-CM
Chronic Condition Indicator Refined for ICD-10-CM
Procedure … Classes Refined for ICD-10-PCS
Tools for CPT and HCPCS Level II
CCS for Services and Procedures … Surgery Flags for Services and Procedures
Tools for ICD-9-CM
Clinical Classifications Software ( … Elixhauser Comorbidity Software for ICD-9-CM
Utilization Flags for Revenue Center Codes and ICD-9-CM
Procedure … Summary Trend Tables
Findings-At-A-Glance
Publications
Information About Using HCUP Data
Methods
-
hcup-us.ahrq.gov/reports/statbriefs/sb253-Influenza-Hospitalizations-ED-Visits-2006-2016.pdf
January 01, 2016 - surgery, and emergency department use and costs, quality of care, access to care, medical
conditions, procedures … other research; the reports are not designed to
answer in-depth research questions using multivariate methods
-
hcup-us.ahrq.gov/reports/statbriefs/sb239-Opioid-Payer-Hospital-Stays-ED-Visits-by-State.pdf
February 01, 2018 - surgery, and emergency department use and costs, quality of care, access to care, medical
conditions, procedures … other research; the reports are not designed to
answer in-depth research questions using multivariate methods
-
hcup-us.ahrq.gov/db/vars/pointoforiginub04/kidnote.jsp
October 04, 2025 - Elixhauser Comorbidity Software Refined for ICD-10-CM
Chronic Condition Indicator Refined for ICD-10-CM
Procedure … Classes Refined for ICD-10-PCS
Tools for CPT and HCPCS Level II
CCS for Services and Procedures … Surgery Flags for Services and Procedures
Tools for ICD-9-CM
Clinical Classifications Software ( … Elixhauser Comorbidity Software for ICD-9-CM
Utilization Flags for Revenue Center Codes and ICD-9-CM
Procedure … Summary Trend Tables
Findings-At-A-Glance
Publications
Information About Using HCUP Data
Methods
-
hcup-us.ahrq.gov/db/vars/dispub92/kidnote.jsp
January 01, 2004 - Elixhauser Comorbidity Software Refined for ICD-10-CM
Chronic Condition Indicator Refined for ICD-10-CM
Procedure … Classes Refined for ICD-10-PCS
Tools for CPT and HCPCS Level II
CCS for Services and Procedures … Surgery Flags for Services and Procedures
Tools for ICD-9-CM
Clinical Classifications Software ( … Elixhauser Comorbidity Software for ICD-9-CM
Utilization Flags for Revenue Center Codes and ICD-9-CM
Procedure … Summary Trend Tables
Findings-At-A-Glance
Publications
Information About Using HCUP Data
Methods
-
hcup-us.ahrq.gov/db/vars/dispub92/nisnote.jsp
January 01, 2004 - Elixhauser Comorbidity Software Refined for ICD-10-CM
Chronic Condition Indicator Refined for ICD-10-CM
Procedure … Classes Refined for ICD-10-PCS
Tools for CPT and HCPCS Level II
CCS for Services and Procedures … Surgery Flags for Services and Procedures
Tools for ICD-9-CM
Clinical Classifications Software ( … Elixhauser Comorbidity Software for ICD-9-CM
Utilization Flags for Revenue Center Codes and ICD-9-CM
Procedure … Summary Trend Tables
Findings-At-A-Glance
Publications
Information About Using HCUP Data
Methods
-
hcup-us.ahrq.gov/toolssoftware/ccsr/DXCCSR-User-Guide-v2025-1.pdf
November 01, 2024 - The CCSR for ICD-10-CM provides a method for aggregating the diagnosis codes
into over 530 clinical … analyze their data before and after the transition
to ICD-10-CM to determine if additional statistical methods … The initial mapping
was completed by linking ICD-10-CM/PCS (Procedure Coding System) codes to the current … first-listed diagnosis on the ED record would be a fall diagnosis, since
the fall led to a set of imaging procedures
-
hcup-us.ahrq.gov/toolssoftware/comorbidityicd10/CMR-User-Guide-v2025-1.pdf
November 01, 2024 - affect patient
care in terms of requiring clinical evaluation, therapeutic treatment, diagnostic
procedures … A New Method of Classifying
Prognostic Comorbidity in Longitudinal Studies: Development and Validation … If the readmission was for a
procedure or diagnosis that is always planned (e.g., organ or bone marrow … aftercare), then the index event
was not marked as having a readmission.26 If the readmission was for a procedure … the index
event was not marked as having a readmission.20 For example, if the discharge included a
procedure