-
hcup-us.ahrq.gov/db/nation/nis/tools/stats/NIS_1988_SummaryStats.PDF
March 15, 2005 - > |t| <.0001
Sign M 2292035 Pr >= |M| <.0001
Signed Rank S 5.253E12 Pr >= |S| <.0001
Quantiles (Definition … > |t| <.0001
Sign M 2559925 Pr >= |M| <.0001
Signed Rank S 6.553E12 Pr >= |S| <.0001
Quantiles (Definition … > |t| <.0001
Sign M 2570420 Pr >= |M| <.0001
Signed Rank S 6.607E12 Pr >= |S| <.0001
Quantiles (Definition … > |t| <.0001
Sign M 2497608 Pr >= |M| <.0001
Signed Rank S 6.238E12 Pr >= |S| <.0001
Quantiles (Definition … Data Elements
The UNIVARIATE Procedure
Variable: TOTCHG (I:Total charges (cleaned))
Quantiles (Definition
-
hcup-us.ahrq.gov/reports/methods/2010_04.pdf
January 01, 2010 - Using the AHRQ definition of ambulatory surgery, in the 2007 SASD-CD, there were 1,880
(63.2%) ambulatory … Vermont contributed the fewest records with
111,791, of which 97.1% met the ambulatory surgery definition … Note: This table includes all records contained in the SASD-CD, including records meeting the definition … for ambulatory surgery (HCUP_AS>0) and those not meeting
the definition for ambulatory surgery (HCUP_AS … vary
substantially across states, while the proportion of records in the 2007 SASD-CD meeting the
definition
-
hcup-us.ahrq.gov/reports/statbriefs/sb183-Hospitalizations-Multiple-Chronic-Conditions-Projections-2014.pdf
January 01, 2014 - Case definition
For this report, hospital stays for patients with multiple chronic conditions (MCC) … Steiner
and Friedman corrected these two definitions in the chronic conditions definition table in their
-
hcup-us.ahrq.gov/db/vars/drg18/nisnote.jsp
September 01, 2008 - This inconsistency between the definition of a valid diagnosis or procedure is obvious when a discharge
-
hcup-us.ahrq.gov/db/vars/drg18/kidnote.jsp
September 01, 2008 - This inconsistency between the definition of a valid diagnosis or procedure is obvious when a discharge
-
hcup-us.ahrq.gov/db/nation/nis/tools/stats/NIS_2005_SummaryStats_CORE.PDF
January 01, 2005 - > |t| <.0001
Sign M 3483630 Pr >= |M| <.0001
Signed Rank S 1.214E13 Pr >= |S| <.0001
Quantiles (Definition … > |t| <.0001
Sign M 3921756 Pr >= |M| <.0001
Signed Rank S 1.538E13 Pr >= |S| <.0001
Quantiles (Definition … > |t| <.0001
Sign M 3921966 Pr >= |M| <.0001
Signed Rank S 1.538E13 Pr >= |S| <.0001
Quantiles (Definition … The UNIVARIATE Procedure
Variable: LOS_X (Length of stay (as received from source))
Quantiles (Definition … > |t| <.0001
Sign M 3933323 Pr >= |M| <.0001
Signed Rank S 1.547E13 Pr >= |S| <.0001
Quantiles (Definition
-
hcup-us.ahrq.gov/db/nation/nis/tools/stats/NIS_2003_SummaryStats_CORE.PDF
January 01, 2003 - > |t| <.0001
Sign M 3488859 Pr >= |M| <.0001
Signed Rank S 1.217E13 Pr >= |S| <.0001
Quantiles (Definition … > |t| <.0001
Sign M 3907609 Pr >= |M| <.0001
Signed Rank S 1.527E13 Pr >= |S| <.0001
Quantiles (Definition … > |t| <.0001
Sign M 3907787 Pr >= |M| <.0001
Signed Rank S 1.527E13 Pr >= |S| <.0001
Quantiles (Definition … The UNIVARIATE Procedure
Variable: LOS_X (Length of stay (as received from source))
Quantiles (Definition … > |t| <.0001
Sign M 3900671 Pr >= |M| <.0001
Signed Rank S 1.522E13 Pr >= |S| <.0001
Quantiles (Definition
-
hcup-us.ahrq.gov/db/nation/kid/tools/stats/KID_2000_SummaryStats_CORE.PDF
January 01, 2000 - Pr > |t| <.0001
Sign M 697107 Pr >= |M| <.0001
Signed Rank S 4.86E11 Pr >= |S| <.0001
Quantiles (Definition … > |t| <.0001
Sign M 1220331 Pr >= |M| <.0001
Signed Rank S 1.489E12 Pr >= |S| <.0001
Quantiles (Definition … > |t| <.0001
Sign M 1220369 Pr >= |M| <.0001
Signed Rank S 1.489E12 Pr >= |S| <.0001
Quantiles (Definition … The UNIVARIATE Procedure
Variable: LOS_X (Length of stay (as received from source))
Quantiles (Definition … > |t| <.0001
Sign M 1147365 Pr >= |M| <.0001
Signed Rank S 1.316E12 Pr >= |S| <.0001
Quantiles (Definition
-
hcup-us.ahrq.gov/db/nation/kid/tools/stats/KID_2003_SummaryStats_CORE.PDF
January 01, 2003 - December 14, 2005
The UNIVARIATE Procedure
Variable: AGE (Age in years at admission)
Quantiles (Definition … > |t| <.0001
Sign M 1447439 Pr >= |M| <.0001
Signed Rank S 2.095E12 Pr >= |S| <.0001
Quantiles (Definition … December 14, 2005
The UNIVARIATE Procedure
Variable: LOS (Length of stay (cleaned))
Quantiles (Definition … > |t| <.0001
Sign M 1447541 Pr >= |M| <.0001
Signed Rank S 2.095E12 Pr >= |S| <.0001
Quantiles (Definition … The UNIVARIATE Procedure
Variable: LOS_X (Length of stay (as received from source))
Quantiles (Definition
-
hcup-us.ahrq.gov/reports/statbriefs/sb245-Substance-Inpatient-Stays-Across-US-Counties.pdf
February 01, 2018 - In particular, the opioid definition used here includes opioid dependence/abuse in remission and
neonatal … A full definition is provided in Table 3 starting on page 23. … Case definition
Substance-related ICD-9-CM codes were included in this Statistical Brief if they involved … Note that the definition used in this Statistical Brief may differ from that in other Briefs. … In
particular, the opioid definition used here includes opioid dependence/abuse in remission and neonatal
-
hcup-us.ahrq.gov/reports/statbriefs/sb309-sepsis-race-2016-2021.pdf
January 01, 2021 - Case definition of sepsis by patient populations
Consistent with the Third International Consensus Definitions … Task Force definition of Sepsis-3, the identification of
inpatient stays related to sepsis was based … As such, these guidelines are important to consider in the
development of the case definition for sepsis … Sepsis by Patient Race and Ethnicity, 2019 and 2021
References
Data Source
Population Studied
Case definition
-
hcup-us.ahrq.gov/reports/statbriefs/sb275-COVID19-HospitalLocation.pdf
December 01, 2020 - Case definition
COVID-19-related hospitalizations are identified by any-listed ICD-10-CM code of U07.1 … National Center for Health Statistics (NCHS) and based on the Office of Management and Budget (OMB)
definition … State Inpatient Databases (and quarterly inpatient data)
Definitions
Diagnoses and ICD-10-CM
Case definition
-
hcup-us.ahrq.gov/db/state/sedddist/sedddist_filecomput.jsp
August 01, 2006 - Utah is in the process of forming a more precise definition of an ambulatory surgery record to be used
-
hcup-us.ahrq.gov/toolssoftware/hms/hms.jsp
March 01, 2022 - Hospital Market Structure Files
An official website of the Department of Health & Human Services
Search All AHRQ Websites
Careers
Contact Us
Espanol
FAQs
Email Updates
…
-
hcup-us.ahrq.gov/db/nation/neds/stats/NEDS_2012_MaskedStats_Core.PDF
January 01, 2012 - > |t| <.0001
Sign M 15545510 Pr >= |M| <.0001
Signed Rank S 2.417E14 Pr >= |S| <.0001
Quantiles (Definition … Selected Continuous Data Elements
Variable: DISCWT (Weight to ED Visits in AHA universe)
Quantiles (Definition … > |t| <.0001
Sign M 15154213 Pr >= |M| <.0001
Signed Rank S 2.297E14 Pr >= |S| <.0001
Quantiles (Definition … > |t| <.0001
Sign M 13202655 Pr >= |M| <.0001
Signed Rank S 1.743E14 Pr >= |S| <.0001
Quantiles (Definition … Selected Continuous Data Elements
Variable: TOTCHG_ED (Total charge for ED services)
Quantiles (Definition
-
hcup-us.ahrq.gov/db/nation/neds/stats/NEDS_2013_MaskedStats_Core.PDF
January 01, 2013 - > |t| <.0001
Sign M 14790859 Pr >= |M| <.0001
Signed Rank S 2.188E14 Pr >= |S| <.0001
Quantiles (Definition … Selected Continuous Data Elements
Variable: DISCWT (Weight to ED Visits in AHA universe)
Quantiles (Definition … > |t| <.0001
Sign M 14445672 Pr >= |M| <.0001
Signed Rank S 2.087E14 Pr >= |S| <.0001
Quantiles (Definition … > |t| <.0001
Sign M 12464269 Pr >= |M| <.0001
Signed Rank S 1.554E14 Pr >= |S| <.0001
Quantiles (Definition … Selected Continuous Data Elements
Variable: TOTCHG_ED (Total charge for ED services)
Quantiles (Definition
-
hcup-us.ahrq.gov/reports/statbriefs/sb139.pdf
July 25, 2012 - hierarchical algorithm
assigns the most extensive procedure (review order of procedures presented under “Case definition … hierarchical algorithm
assigns the most serious diagnosis (see order of diagnoses presented under “Case definition … Case definition
The ICD-9-CM codes defining kidney stone disease include diagnosis codes in the following
-
hcup-us.ahrq.gov/reports/methods/FinalReportonObservationStatus_v2Final.pdf
January 01, 2010 - observation status is coded on the outpatient record in the revenue codes or there is
another categorical definition … This definition
departs from those of other sources of information that we found on observation status … The above definition conforms to the medical textbook on Observation Medicine:
“Observation medicine … observation is coded on the outpatient record in the revenue codes or
there is another categorical definition
-
hcup-us.ahrq.gov/datainnovations/clinicaldata/HL7_v2_Standards_v2.jsp
September 01, 2012 - Application Management
Personnel Management
Non-US Claims
Materials Management
Appendix
Data Definition
-
hcup-us.ahrq.gov/reports/statbriefs/sb106.pdf
February 14, 2011 - and Utilization Project, Nationwide Inpatient
Sample (NIS), 2008
4 See Definitions for the case definition … If two procedures appear to meet this definition, the procedure most related to the principal
diagnosis … Case definition
For this report, stays for acute exacerbation of COPD were identified as having principal