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  1. hcup-us.ahrq.gov/db/state/sasddist/sasddist_filecompny.jsp
    August 01, 2006 - For data year 2011, SPARCS provided HCUP with ambulatory surgery records (patient type A) defined using … For data year 2010, SPARCS provided HCUP with ambulatory surgery records (patient type A) defined using … Prior to data year 2010, SPARCS provided HCUP with ambulatory surgery records (patient type A) defined
  2. hcup-us.ahrq.gov/db/vars/dispuniform/nrdnote.jsp
    August 01, 2015 - ICF) 5 Effective prior to 10/1/07: Discharged/transferred to another type of institution not defined … Effective 10/1/13) 70 Effective 10/1/07: Discharged/transferred to another type of institution not defined … Effective 10/1/13) 95 Discharged/Transferred to Another Type of Health Care Institution not Defined
  3. hcup-us.ahrq.gov/db/nation/nrd/Introduction_NRD_2010-2015.jsp
    January 01, 2015 - Return to Introduction   Defining the Index Event The index event is typically defined by a … Index events defined by ICD-9-CM codes (e.g., diabetes, hip replacement): Limit the index event to … Index events defined by ICD-9-CM codes (e.g., diabetes, hip replacement): Limit the index event to … For the readmission rates on HCUPnet, we defined readmissions as follows: The first discharge … On HCUPnet, we defined the readmission rates as the percentage of index admissions that had at least
  4. hcup-us.ahrq.gov/db/vars/hosp_bedsize/nisnote.jsp
    September 01, 2008 - Beginning in 1998, the hospital's bedsize categories are defined using region of the U.S., the urban-rural … 325+ Prior to 1988, the bedsize category did not vary by region and teaching hospitals were defined
  5. hcup-us.ahrq.gov/db/vars/hosp_bedsize/nrdnote.jsp
    August 01, 2015 - Beginning in 1998, the hospital's bedsize categories are defined using region of the U.S., the urban-rural … 325+ Prior to 1988, the bedsize category did not vary by region and teaching hospitals were defined
  6. hcup-us.ahrq.gov/reports/natstats/93dcchp.htm
    March 10, 2016 - Strata were defined based on five characteristics: region (Northeast, South, Midwest, West); location … The frame is limited to community hospitals, as defined by the American Hospital Association Annual … Pulmonary heart 74,029 0.21 8.98 14,860 disease 104 Other and ill-defined … stenosis 102,178 0.29 4.95 12,400 of precerebral arteries 111 Other and ill-defined … and urethra 163 Genitourinary symptoms 35,395 0.10 4.60 7,103 and ill-defined
  7. hcup-us.ahrq.gov/reports/natstats/94dcchpr.htm
    November 01, 1998 - Strata were defined based on five characteristics: region (Northeast, South, Midwest, West); location … The frame is limited to community hospitals, as defined by the American Hospital Association Annual … Pulmonary heart 76,244 0.22 8.40 15,275 disease 104 Other and ill-defined … stenosis 119,083 0.34 4.23 12,203 of precerebral arteries 111 Other and ill-defined … and urethra 163 Genitourinary symptoms 34,949 0.10 4.34 7,211 and ill-defined
  8. hcup-us.ahrq.gov/db/nation/nrd/NRD_Introduction_2010-2014.jsp
    January 01, 2014 - We defined transfer records as having all of the following characteristics: Discharge date of the … Return to Introduction   Defining the Index Event The index event is typically defined by a … For the readmission rates on HCUPnet, we defined readmissions as follows: The first discharge … On HCUPnet, we defined the readmission rates as the percentage of index admissions that had at least … We defined a discharge as a same-day stay if the discharge date for one inpatient stay was the same
  9. hcup-us.ahrq.gov/datainnovations/clinicaldata/SampleVHIandhospitalcontractforAHRQstudy.jsp
    May 01, 2011 - acknowledged, the parties hereto mutually agree as follows: Incorporation of Recitals; "AHRQ Contract" Defined … During the Term of this Agreement (hereinafter defined), XXXX shall perform the following obligations … " Electronic protected health information " shall be defined in accordance with 45 CFR § 160.103 … "Individually identifiable health information " shall be defined in accordance with 45 CFR § 160.103, … All other terms used in this Agreement but not defined herein shall have the meanings set forth in the
  10. hcup-us.ahrq.gov/reports/statbriefs/sb100.pdf
    November 01, 2010 - Ill-defined signs and symptoms, digestive disorders, and nervous system disorders each comprised roughly … The most common conditions for treat-and-release ED visits included injuries (24.1 percent), ill-defined … Definitions Types of hospitals included in HCUP HCUP is based on data from community hospitals, defined … Urban-rural location of patient residence Urban-rural location is one of six categories as defined … Chronic Condition A chronic condition is defined as a condition that lasts 12 months or longer and meets
  11. hcup-us.ahrq.gov/db/nation/nrd/Introduction_NRD_2019.jsp
    January 01, 2019 - Transfer records were defined as having all of the following characteristics: Discharge date of … For this type of record, they were defined as same-day stays, that is, the discharge date for one … Return to Introduction   Defining the Index Event The index event is typically defined by a … Index events defined by ICD-9-CM codes (e.g., diabetes, hip replacement): Limit the index event to … Index events defined by ICD-9-CM codes (e.g., diabetes, hip replacement): Limit the index event to
  12. hcup-us.ahrq.gov/datainnovations/clinicaldata/File1_AHCA_Presentation_To_AHSS_On_POA.jsp
    August 01, 2011 - slide 4 POA Defined... … Stands for: "Present on Admission" Defined in rule as: "Present at the time an order for inpatient
  13. MAINTAIN AND EXPAND (pdf file)

    hcup-us.ahrq.gov/db/nation/nis/reports/Changes_in_NIS_Design_1998.pdf
    January 01, 1998 - In the previous NIS, bed size categories were defined only within location/teaching status. … The regions are defined by the four census regions (NE, NC, S, and W). … Location is defined by AHA’s designation of urban or rural. … Location is defined by AHA’s designation of urban or rural. … Bed size categories are small, medium, and large, with cutoff points defined in Table 4.
  14. hcup-us.ahrq.gov/db/nation/nrd/Introduction_NRD_2010-2015.pdf
    January 01, 2015 - We defined transfer records as 4 If the patient is … Index events defined by diagnoses and/or procedure codes followed by all- cause 30-day readmissions … o Index events defined by ICD-9-CM codes (e.g., diabetes, hip replacement): Limit the index event … Both index events and 30-day readmissions are defined by diagnoses and/or procedure codes o Index … For the readmission rates on HCUPnet, we defined readmissions as follows: • The first discharge for
  15. hcup-us.ahrq.gov/db/nation/nrd/NRD_Introduction_2013.jsp
    January 01, 2013 - We defined transfer records as having all of the following characteristics: Discharge date of the … We defined a discharge as a same-day stay if the discharge date for one inpatient stay was the same … Return to Introduction   Defining the Index Event The index event is typically defined by a … For the readmission rates on HCUPnet, we defined readmissions as follows: The first discharge … On HCUPnet, we defined the readmission rates as the percentage of index admissions that had at least
  16. hcup-us.ahrq.gov/reports/statbriefs/sb202-Mental-Substance-Use-Teenagers.jsp
    March 01, 2016 - Teenagers are defined as ages 13 to 19 years (inclusive). … Teenagers are defined as ages 13 to 19 years (inclusive). … Teenagers are defined as ages 13 to 19 years (inclusive). … Teenagers are defined as ages 13 to 19 (inclusive). … Teenagers are defined as ages 13 to 19 (inclusive).
  17. hcup-us.ahrq.gov/db/nation/nrd/NRDIntroduction2022.pdf
    December 01, 2024 - HCUP (12/2/2024) 9 NRD Introduction Transfer records were defined as having all of the following … Each stratum was defined by hospital characteristics (census region, urban/rural location, hospital … Index events defined by diagnoses and/or procedure codes followed by all- cause 30-day readmissions … o Index events defined by ICD-9-CM codes (e.g., diabetes, hip replacement): Limit the index event … o Index events defined by ICD-9-CM codes (e.g., diabetes, hip replacement): Limit the index event
  18. hcup-us.ahrq.gov/db/state/sasddist/sasddist_filecompmi.jsp
    April 01, 2025 - Prior to October 2015, MHA collects information on ambulatory surgeries defined by a principal or secondary … Records with record type = 31, for outpatient with observation, are used to set the State-defined observation
  19. hcup-us.ahrq.gov/db/nation/nrd/Introduction_NRD_2020.jsp
    January 01, 2020 - Transfer records were defined as having all of the following characteristics: Discharge date of … For this type of record, they were defined as same-day stays, that is, the discharge date for one … Index events defined by ICD-9-CM codes (e.g., diabetes, hip replacement): Limit the index event to … For 2020, the median income quartiles are defined as: (1) $1-$49,999; (2) $50,000-$64,999; (3) … The categories are defined using region of the U.S., the urban-rural designation of the hospital, in
  20. hcup-us.ahrq.gov/db/nation/nrd/Introduction_NRD_2020.pdf
    January 01, 2020 - HCUP (11/16/2022) 9 NRD Introduction defined as having all of the following characteristics: • … Each stratum was defined by hospital characteristics (census region, urban/rural location, hospital … Index events defined by diagnoses and/or procedure codes followed by all- cause 30-day readmissions … o Index events defined by ICD-9-CM codes (e.g., diabetes, hip replacement): Limit the index event … o Index events defined by ICD-9-CM codes (e.g., diabetes, hip replacement): Limit the index event

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