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  1. hcup-us.ahrq.gov/db/nation/nis/NIS_Sources_and_Restrictions_2000.pdf
    January 01, 2000 - There are 22 age groups for the general patient population and 5 age groups for the HIV or alcohol/ … The age groups are shown below: Texas Restriction on AGE for General Patient Population other than
  2. hcup-us.ahrq.gov/db/ccr/ip-ccr/CCR-NRD_UserGuide_2010-2018.pdf
    January 01, 2018 - The group average cost-to-charge ratio (GAPICC) is a weighted average for the hospitals in peer groups … provided on the CCR for NRD file, it is helpful to know how this variable is defined to create peer groups … factors by Clinical Classifications Software (CCS) categories and All-Patient Refined Diagnosis Related Groups
  3. hcup-us.ahrq.gov/db/ccr/ip-ccr/CCR-KID-UserGuide-2003-2016.pdf
    January 01, 2016 - The group average cost-to-charge ratio (GAPICC) is a weighted average for the hospitals in peer groups … provided on the CCR for KID files, it is helpful to know how this variable is defined to create peer groups … factors by Clinical Classifications Software (CCS) categories and All-Patient Refined Diagnosis Related Groups
  4. hcup-us.ahrq.gov/reports/statbriefs/sb206-HIV-Hospital-Stays-Trends.pdf
    November 01, 2015 - For all other age groups, hospitalization rates decreased. … any diagnosis of HIV disease (principal or secondary) per 100,000 population for six separate age groups … that included an HIV diagnosis (principal or secondary) per 100,000 population decreased for all groups … Cumulatively, the rate of stays that included an HIV diagnosis decreased for all groups under age 55 … By contrast, hospital stays involving HIV disease decreased for all other payer groups as follows:
  5. hcup-us.ahrq.gov/reports/statbriefs/sb154.pdf
    March 01, 2013 - highest for those aged 65 years and older (20.0 percent) and lower for those in the two younger age groups … Readmission rates were lowest and similar for the two youngest age groups (13.0–13.4 percent). … Readmission rates generally were similar for all adult age groups. … coding uniform across all HCUP data sources, payer combines detailed categories into more general groups … by condition and procedure (using Clinical Classification Software categories), diagnosis related groups
  6. hcup-us.ahrq.gov/reports/statbriefs/sb154.jsp
    April 01, 2013 - highest for those aged 65 years and older (20.0 percent) and lower for those in the two younger age groups … Readmission rates were lowest and similar for the two youngest age groups (13.0–13.4 percent). … Readmission rates generally were similar for all adult age groups. … region, urban-rural location, teaching capabilities, bed size, and control/ownership) and patient age groups … make coding uniform across all HCUP data sources, payer combines detailed categories into more general groups
  7. hcup-us.ahrq.gov/reports/statbriefs/sb79.jsp
    September 01, 2009 - The hospitalization rate among all three age groups was highest in the poorest communities. … 2007 Claritas data and Table 1: Annual Estimates of the Resident Population by Sex and Five-Year Age Groups … make coding uniform across all HCUP data sources, payer combines detailed categories into more general groups … Characteristics of hospital stays among near-elderly adults 55 to 64 years old compared to other age groups … principal diagnoses among hospitalized near-elderly adults 55 to 64 years old compared to other age groups
  8. hcup-us.ahrq.gov/reports/statbriefs/sb233-Operating-Room-Procedures-United-States-2014.pdf
    January 01, 2014 - ■ In 2014, the youngest and the oldest age groups accounted for the fewest hospital stays involving … distributions were similar among stays with and without OR procedures, the youngest and oldest age groups … OR procedures were less common among the youngest and oldest age groups. … Hip replacement was also one of the top five OR procedures among these three older age groups, accounting … Major OR procedures are considered to be valid OR procedures based on diagnosis-related groups (DRGs
  9. hcup-us.ahrq.gov/reports/statbriefs/sb205-Hospital-Discharge-Postacute-Care.jsp
    May 01, 2016 - Compared with Medicare, other payer groups had much lower rates of discharge to PAC. … SNFs represented 17-27 percent of discharges to PAC among non-Medicare payer groups. … Within each of the five payer groups, the relative difference in rates of discharge to PAC between census … Definitions Diagnosis-related groups (DRGs) DRGs comprise a patient classification system that … categorizes patients into groups that are clinically coherent and homogeneous with respect to resource
  10. hcup-us.ahrq.gov/db/nation/nass/NASSIntroduction2021.pdf
    April 01, 2024 - NASS Diagnosis and Procedure Groups File Data Elements, 2021.............................. 5 Table … • Frequency: Surgeries, categorized by groups of CPT codes in the Clinical Classifications Software … Diagnosis and Procedure Groups File: Available beginning with the 2020 NASS, this encounter-level file … Appendix B also includes a running list of changes to the in- scope procedure groups over time. … Combined, these updates contributed to changes in the CPT procedures and CCS procedure groups defined
  11. hcup-us.ahrq.gov/db/nation/nass/NASSIntroduction2022.pdf
    December 01, 2024 - NASS Diagnosis and Procedure Groups File Data Elements, 2022.......................... … • Frequency: Surgeries, categorized by groups of CPT codes in the Clinical Classifications Software … Diagnosis and Procedure Groups File: Available beginning with the 2020 NASS, this encounter-level file … Appendix B also includes a running list of changes to the in- scope procedure groups over time. … Combined, these updates contributed to changes in the CPT procedures and CCS procedure groups defined
  12. hcup-us.ahrq.gov/reports/statbriefs/sb140.pdf
    August 01, 2011 - 5 Note that unscheduled PTCAs or CABGs may have been performed in the groups … region, urban-rural location, teaching capabilities, bed size, and control/ownership) and patient age groups … Definitions ICD-9-CM Diagnoses and Medicare-Severity Diagnosis-Related Groups (MS-DRGs) The principal … MS-DRGs comprise a patient classification system that categorizes patients into groups that are clinically
  13. hcup-us.ahrq.gov/reports/statbriefs/sb10.jsp
    July 10, 2006 - for select chronic and acute conditions, as well as one birth outcome among four racial and ethnic groups—non-Hispanic … Minority groups that have higher hospitalization rates than non-Hispanic whites have a relative rate … A relative rate equal to 1.0 describes hospitalization rates among minority groups and non-Hispanic whites … disease prevalence (e.g., differences in the rates of diabetes in non-Hispanic whites and minority groups
  14. hcup-us.ahrq.gov/datainnovations/raceethnicitytoolkit/or15.jsp
    July 01, 2016 - Younger age groups — most notably children ages 0-9 — were severely under-represented (ratio = 0.37). … Most adult age groups (ages 20-79) were proportionally similar to census-based age distributions.
  15. hcup-us.ahrq.gov/db/nation/nis/NIS_Introduction_2018.jsp
    January 01, 2018 - FOR DATA ANALYSIS Data Use Agreement Choosing Data Elements for Analysis Diagnosis Related Groups … Beginning with the 2018 NIS, the Diagnosis and Procedure Groups file is available again and includes … Linkage between the Inpatient Core File and the Diagnosis and Procedure Groups File Prior to … Return to Introduction Diagnosis-Related Groups The Diagnosis-Related Group (DRG) appropriate … In addition, financial considerations differ between these two hospital groups.
  16. hcup-us.ahrq.gov/reports/factsandfigures/facts_figures_2006.jsp
    January 01, 2006 - Pneumonia was a top five condition for all age groups except 18-44 year olds. … Across all age groups, there were an average of 132 discharges for every 1,000 persons in the United … Pneumonia was a top five condition for all age groups except 18-44 year olds in 1997-2006. … CCS codes are used extensively in this report to define groups of diagnoses and procedures for analysis … DRGs, in turn, can be summarized into MDCs, which are broad groups of DRGs such as Diseases and Disorders
  17. hcup-us.ahrq.gov/reports/statbriefs/HCUP-SB-312-Appendices-508.pdf
    September 01, 2024 - The 20 SMM indicators are grouped into clinically meaningful non-mutually exclusive SMM complication groups … Revision, Clinical Modification/Procedure Coding System; MS-DRG: Medicare Severity Diagnosis Related Groups … Table A.3 Mapping of severe maternal morbidity (SMM) indicators to SMM complication groups SMM … Rate of severe maternal morbidity (SMM) per 10,000 delivery stays overall and by SMM complication groups
  18. Section5 6 (pdf file)

    hcup-us.ahrq.gov/reports/factsandfigures/2007/pdfs/section5_6.pdf
    January 01, 2007 - primary payer, in part because the major payers and their eligibility criteria tend to cover different groups
  19. hcup-us.ahrq.gov/db/nation/nrd/Introduction_NRD_2010-2016.jsp
    January 01, 2016 - Data Elements in the 2016 NRD Diagnosis and Procedure Groups Files Table D.4. … Diagnosis and Procedure Groups File: There are two Diagnosis and Procedure Groups Files for the 2015 … Therefore, the NRD was also post-stratified by sex and five age groups (0, 1-17, 18-44, 45-64, and 65 … Data Elements in the 2016 NRD Diagnosis and Procedure Groups Files For the 2016 NRD, the Diagnosis … and Procedure Groups File is not available.
  20. hcup-us.ahrq.gov/db/nation/nrd/Introduction_NRD_2010-2017.jsp
    January 01, 2017 - Data Elements in the 2017 NRD Diagnosis and Procedure Groups Files Table D.4. … Diagnosis and Procedure Groups File: The NRD does not include this file, which historically contains … Diagnosis and Procedure Groups File: There are two Diagnosis and Procedure Groups Files for the 2015 … Therefore, the NRD was also post-stratified by sex and five age groups (0, 1-17, 18-44, 45-64, and 65 … Diagnosis and Procedure Groups File is not available on the NRD.

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