-
hcup-us.ahrq.gov/reports/statbriefs/sb235-Inpatient-Stays-Age-Payer-Trends.pdf
December 01, 2016 - • Revisions to how hospitals are defined—the NIS now uses the definition of hospitals and
discharges
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hcup-us.ahrq.gov/db/nation/nass/NASS_Introduction_2017.jsp
January 01, 2017 - The following three objectives guided the definition of data elements in all HCUP databases:
Ensure … In this section, we summarize the NASS setting and universe definition, the process for constructing … National estimates do not exist for several reasons, but the most important is the definition of ambulatory … The NASS uses a CPT code- and data-based definition of major ambulatory surgeries (see Section 3.2 … Accessed June 30, 2020.
7 The AHA Annual Survey definition for outpatient surgery is as follows:
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hcup-us.ahrq.gov/reports/statbriefs/sb236-Atrial-Fibrillation-Hospital-Stays-Trends.jsp
February 01, 2018 - Case definition
Atrial fibrillation was defined using the following ICD-9-CM diagnosis code:
427.31 … Excision or destruction of other lesion or tissue of heart, thoracoscopic approach was not included in the definition … Revisions to how hospitals are defined—the NIS now uses the definition of hospitals and discharges supplied
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hcup-us.ahrq.gov/reports/statbriefs/sb150.pdf
March 01, 2012 - Case definition
The ICD-9-CM codes defining infectious enteritis and foodborne illness include diagnosis … The definition of foodborne illness was drawn from two sources: a 2004 study on trends in food safety
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hcup-us.ahrq.gov/reports/statbriefs/sb219-Opioid-Hospital-Stays-ED-Visits-by-State.pdf
October 31, 2016 - Case definition
Opioid-related hospital use was identified using the following all-listed ICD-9-CM diagnosis … • Revisions to how hospitals are defined—the NIS now uses the definition of hospitals and
discharges
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hcup-us.ahrq.gov/reports/statbriefs/sb185-Hospital-Intensive-Care-Units-2011.jsp
December 01, 2014 - Similarly, the definition of ICU in this Statistical Brief considers intermediate-care ICUs and CCUs … This definition is also consistent with the NIS.
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hcup-us.ahrq.gov/db/nation/nis/tools/stats/MaskedStats_NIS_2018_Core.PDF
January 01, 2018 - > |t| <.0001
Sign M 3149978 Pr >= |M| <.0001
Signed Rank S 9.922E12 Pr >= |S| <.0001
Quantiles (Definition … > |t| <.0001
Sign M 3483464 Pr >= |M| <.0001
Signed Rank S 1.213E13 Pr >= |S| <.0001
Quantiles (Definition … > |t| <.0001
Sign M 3538584 Pr >= |M| <.0001
Signed Rank S 1.252E13 Pr >= |S| <.0001
Quantiles (Definition … > |t| <.0001
Sign M 3552749 Pr >= |M| <.0001
Signed Rank S 1.262E13 Pr >= |S| <.0001
Quantiles (Definition … Univariates of Selected Continuous Data Elements
Variable: DISCWT (NIS discharge weight)
Quantiles (Definition
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hcup-us.ahrq.gov/db/nation/nass/nasschecklist.jsp
November 01, 2024 - For more information about the NASS universe definition, see the Ambulatory Surgery Setting and Universe … Definition section of the Introduction to the NASS on the NASS Database Documentation page on HCUP-US
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hcup-us.ahrq.gov/db/vars/drg/nedsnote.jsp
May 01, 2015 - This inconsistency between the definition of a valid diagnosis or procedure is obvious when a discharge
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hcup-us.ahrq.gov/reports/statbriefs/sb210-Malnutrition-Hospital-Stays-2013.jsp
September 01, 2016 - Case definition
The six types of malnutrition were defined using the ICD-9-CM diagnosis codes listed … Revisions to how hospitals are defined—the NIS now uses the definition of hospitals and discharges supplied
-
hcup-us.ahrq.gov/reports/statbriefs/sb304-readmissions-2016-2020.pdf
January 01, 2020 - See the Definition section for a description of what
is meant by the term expected payer. … National Center for Health Statistics (NCHS) and based on the Office of Management and Budget (OMB)
definition
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hcup-us.ahrq.gov/db/nation/nis/tools/stats/MaskedStats_NIS_2021_Core.PDF
January 01, 2021 - > |t| <.0001
Sign M 2950658 Pr >= |M| <.0001
Signed Rank S 8.706E12 Pr >= |S| <.0001
Quantiles (Definition … > |t| <.0001
Sign M 3262486 Pr >= |M| <.0001
Signed Rank S 1.064E13 Pr >= |S| <.0001
Quantiles (Definition … > |t| <.0001
Sign M 3304839 Pr >= |M| <.0001
Signed Rank S 1.092E13 Pr >= |S| <.0001
Quantiles (Definition … > |t| <.0001
Sign M 3333376 Pr >= |M| <.0001
Signed Rank S 1.111E13 Pr >= |S| <.0001
Quantiles (Definition … Univariates of Selected Continuous Data Elements
Variable: DISCWT (NIS discharge weight)
Quantiles (Definition
-
hcup-us.ahrq.gov/db/nation/nis/tools/stats/MaskedStats_NIS_2020_Core_V2.PDF
January 01, 2020 - Pr > |t| <.0001
Sign M 2860031 Pr >= |M| <.0001
Signed Rank S 8.18E12 Pr >= |S| <.0001
Quantiles (Definition … > |t| <.0001
Sign M 3167595 Pr >= |M| <.0001
Signed Rank S 1.003E13 Pr >= |S| <.0001
Quantiles (Definition … > |t| <.0001
Sign M 3207452 Pr >= |M| <.0001
Signed Rank S 1.029E13 Pr >= |S| <.0001
Quantiles (Definition … > |t| <.0001
Sign M 3235583 Pr >= |M| <.0001
Signed Rank S 1.047E13 Pr >= |S| <.0001
Quantiles (Definition … Univariates of Selected Continuous Data Elements
Variable: DISCWT (NIS discharge weight)
Quantiles (Definition
-
hcup-us.ahrq.gov/db/nation/nis/tools/stats/MaskedStats_NIS_2022_Core.PDF
January 01, 2022 - > |t| <.0001
Sign M 2900273 Pr >= |M| <.0001
Signed Rank S 8.412E12 Pr >= |S| <.0001
Quantiles (Definition … > |t| <.0001
Sign M 3216734 Pr >= |M| <.0001
Signed Rank S 1.035E13 Pr >= |S| <.0001
Quantiles (Definition … > |t| <.0001
Sign M 3263486 Pr >= |M| <.0001
Signed Rank S 1.065E13 Pr >= |S| <.0001
Quantiles (Definition … > |t| <.0001
Sign M 3289186 Pr >= |M| <.0001
Signed Rank S 1.082E13 Pr >= |S| <.0001
Quantiles (Definition … Univariates of Selected Continuous Data Elements
Variable: DISCWT (NIS discharge weight)
Quantiles (Definition
-
hcup-us.ahrq.gov/reports/statbriefs/sb222-Preeclampsia-Eclampsia-Delivery-Trends.pdf
December 01, 2016 - Case definition
The DRG and ICD-9-CM diagnosis codes used to identify delivery hospitalizations—overall … liveborn
V27.7 Other multiple birth, all stillborn
656.5 Poor fetal growth Poor fetal growth
a Definition … • Revisions to how hospitals are defined—the NIS now uses the definition of hospitals and
discharges
-
hcup-us.ahrq.gov/reports/statbriefs/sb181-Hospital-Costs-United-States-2012.pdf
January 01, 2012 - • Revisions to how hospitals are defined—the NIS now uses the definition of hospitals and
discharges
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hcup-us.ahrq.gov/db/nation/nis/tools/stats/NIS_1998_SummaryStats.PDF
January 01, 1998 - > |t| <.0001
Sign M 2985059 Pr >= |M| <.0001
Signed Rank S 8.911E12 Pr >= |S| <.0001
Quantiles (Definition … > |t| <.0001
Sign M 3353415 Pr >= |M| <.0001
Signed Rank S 1.125E13 Pr >= |S| <.0001
Quantiles (Definition … > |t| <.0001
Sign M 3353640 Pr >= |M| <.0001
Signed Rank S 1.125E13 Pr >= |S| <.0001
Quantiles (Definition … March 15, 2005
The UNIVARIATE Procedure
Variable: LOS_X (Length of stay (uncleaned))
Quantiles (Definition … > |t| <.0001
Sign M 3341867 Pr >= |M| <.0001
Signed Rank S 1.117E13 Pr >= |S| <.0001
Quantiles (Definition
-
hcup-us.ahrq.gov/db/nation/nis/tools/stats/NIS_1999_SummaryStats.PDF
January 01, 1999 - > |t| <.0001
Sign M 3134883 Pr >= |M| <.0001
Signed Rank S 9.827E12 Pr >= |S| <.0001
Quantiles (Definition … > |t| <.0001
Sign M 3530689 Pr >= |M| <.0001
Signed Rank S 1.247E13 Pr >= |S| <.0001
Quantiles (Definition … > |t| <.0001
Sign M 3530862 Pr >= |M| <.0001
Signed Rank S 1.247E13 Pr >= |S| <.0001
Quantiles (Definition … March 15, 2005
The UNIVARIATE Procedure
Variable: LOS_X (Length of stay (uncleaned))
Quantiles (Definition … > |t| <.0001
Sign M 3504892 Pr >= |M| <.0001
Signed Rank S 1.228E13 Pr >= |S| <.0001
Quantiles (Definition
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hcup-us.ahrq.gov/reports/statbriefs/sb91.pdf
June 01, 2010 - If two procedures appear to meet this definition, the procedure most related to the principal
diagnosis
-
hcup-us.ahrq.gov/db/state/sasddist/sasddist_filecompmo.jsp
June 01, 2024 - A new definition for place of service as of October 1 ,2015 with the transition to ICD-10-CM/PCS is not