-
hcup-us.ahrq.gov/reports/factsandfigures/2008/definitions.jsp
January 01, 2008 - Procedure Classes for ICD-9-CM
Surgery Flags for ICD-9-CM
HCUP Supplemental Files
NIS-Trend Weights … This measure indicates the prevalence of hospitalizations, procedures or diagnoses within the population … Median income is a proxy measure of a patient’s socioeconomic status.
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hcup-us.ahrq.gov/db/nation/nass/stats/nass_summary_stats_hospital_2019.pdf
January 01, 2019 - Hospital File
The UNIVARIATE Procedure
Variable: DISCWT (Encounter Weight)
Moments
N 2958 Sum Weights … : N_DISC_U (Total Number of AS Encounters for all Hospitals in NASS_STRATUM)
Moments
N 2958 Sum Weights … S_DISC_U (Total Number of AS Encounters for Sampled Hospitals in NASS_STRATUM)
Moments
N 2958 Sum Weights … Procedure
Variable: S_HOSP_U (Total Number of Sampled Hospitals in NASS_STRATUM)
Moments
N 2958 Sum Weights … Procedure
Variable: TOTAL_AS_ENCOUNTERS (SASD encounters with >= 1 narrow surgery)
Moments
N 2958 Sum Weights
-
hcup-us.ahrq.gov/db/nation/neds/stats/NEDS_2019_Hospital_MaskedStats.PDF
January 01, 2019 - Continuous Data Elements
Variable: DISCWT (Weight to ED Visits in AHA universe)
Moments
N 989 Sum Weights … Continuous Data Elements
Variable: HOSPWT (Weight to hospitals in AHA universe)
Moments
N 989 Sum Weights … Elements
Variable: N_DISC_U (Number of AHA universe ED visits in NEDS_STRATUM)
Moments
N 989 Sum Weights … Elements
Variable: N_HOSP_U (Number of AHA universe hospitals in NEDS_STRATUM)
Moments
N 989 Sum Weights … Data Elements
Variable: S_HOSP_U (Number of sample hospitals in NEDS_STRATUM)
Moments
N 989 Sum Weights
-
hcup-us.ahrq.gov/db/nation/neds/stats/NEDS_2018_Hospital_MaskedStats.PDF
January 01, 2018 - Continuous Data Elements
Variable: DISCWT (Weight to ED Visits in AHA universe)
Moments
N 990 Sum Weights … Continuous Data Elements
Variable: HOSPWT (Weight to hospitals in AHA universe)
Moments
N 990 Sum Weights … Elements
Variable: N_DISC_U (Number of AHA universe ED visits in NEDS_STRATUM)
Moments
N 990 Sum Weights … Elements
Variable: N_HOSP_U (Number of AHA universe hospitals in NEDS_STRATUM)
Moments
N 990 Sum Weights … Data Elements
Variable: S_HOSP_U (Number of sample hospitals in NEDS_STRATUM)
Moments
N 990 Sum Weights
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hcup-us.ahrq.gov/db/nation/nrd/stats/MaskedStats_NRD_2019_Hospital_V2.PDF
January 01, 2019 - Elements
Variable: N_DISC_U (Number of universe discharges in NRD_STRATUM)
Moments
N 2507 Sum Weights … Data Elements
Variable: N_HOSP_U (Number of universe hospitals in NRD_STRATUM)
Moments
N 2507 Sum Weights … Data Elements
Variable: S_DISC_U (Number of sample discharges in NRD_STRATUM)
Moments
N 2507 Sum Weights … Data Elements
Variable: S_HOSP_U (Number of sample hospitals in NRD_STRATUM)
Moments
N 2507 Sum Weights … Tests For Location
Quantiles
S_HOSP_U
Moments
Basic Measures of Location and Variability
Tests
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hcup-us.ahrq.gov/toolssoftware/comorbidity/comorbidity.jsp
June 01, 2017 - Procedure Classes for ICD-9-CM
Surgery Flags for ICD-9-CM
HCUP Supplemental Files
NIS-Trend Weights … The downloading information for creating the index weights is provided below. … In search of the perfect comorbidity measure for use with administrative claims data: does it exist? … Exploration of ICD-9-CM coding of chronic diseases within the Elixhauser Comorbidity Measure in patients … A new Elixhauser-based comorbidity summary measure to predict in-hospital mortality.
-
hcup-us.ahrq.gov/reports/methods/2008_06.pdf
January 01, 2008 - A QI is a measure of an event that
occurs in a hospital, requiring a numerator count of the event of … Because race/ethnicity is a pivotal measure for the NHDR, we explored the
reporting practices in the … for the 23 States as a
percent of the national measure. … Measure
Total of 23 HCUP States with race/ethnicity
as a percent of national total
Hospital discharges … Measure-specific stratification by risk group, clinical category,
procedure type was also applied.
-
hcup-us.ahrq.gov/reports/methods/2005_04.pdf
January 01, 2005 - Surgery Databases
NUMBER OF SURGERIES BY STATE AND BODY SYSTEM, 2002 SASD (continued)
State Measure … Surgery Databases
NUMBER OF SURGERIES BY STATE AND BODY SYSTEM, 2002 SASD (continued)
State Measure … Surgery Databases
NUMBER OF SURGERIES BY STATE AND BODY SYSTEM, 2002 SASD (continued)
State Measure … Surgery Databases
NUMBER OF SURGERIES BY STATE AND BODY SYSTEM, 2002 SASD (continued)
State Measure … Surgery Databases
NUMBER OF SURGERIES BY STATE AND BODY SYSTEM, 2002 SASD (continued)
State Measure
-
hcup-us.ahrq.gov/datainnovations/clinicaldata/FL21dataelemandExtractandReport.jsp
May 21, 2011 - Procedure Classes for ICD-9-CM
Surgery Flags for ICD-9-CM
HCUP Supplemental Files
NIS-Trend Weights … Result Name
Result Interface Code
Minimum of Reference Range
Maximum of Reference Range
Unit of Measure
-
hcup-us.ahrq.gov/datainnovations/clinicaldata/FL21dataelemandExtractandReport.pdf
April 04, 2011 - Result
Interface Code
Minimum
of
Reference
Range
Maximum
of
Reference
Range
Unit of
Measure
-
hcup-us.ahrq.gov/db/nation/nrd/NRDChangesBeginningDataYear2016.pdf
November 17, 2022 - Newly Added Data Elements
Data Element Name Description NRD File Year Added
CMR_aaab
Comorbidity measures … codes
Diagnosis and
Procedure Groups 2019
CMR_VERSION
Version of the Elixhauser
Comorbidity Measure … b Where aaa denotes the specif ic comorbidity measure.
-
hcup-us.ahrq.gov/db/nation/kid/tools/stats/KID_2016_MaskedStats_Hospital.PDF
January 01, 2016 - Data Elements
Variable: N_BRTH_U (Number of universe births in the stratum)
Moments
N 4200 Sum Weights … Elements
Variable: N_DISC_U (Number of universe discharges in the stratum)
Moments
N 4200 Sum Weights … Data Elements
Variable: N_HOSP_U (Number of universe hospitals in the stratum)
Moments
N 4200 Sum Weights … Elements
Variable: S_CMPB_U (Number of sample complicated births in the stratum)
Moments
N 4200 Sum Weights … Data Elements
Variable: S_HOSP_U (Number of sample hospitals in the stratum)
Moments
N 4200 Sum Weights
-
hcup-us.ahrq.gov/datainnovations/clinicaldata/FL16LOINCbriefpresentationAHCAkickoff.pdf
April 01, 1995 - Map to LOINC / report to site
Unit of measure check
Confirmation of completion
11
3M Health Information
-
hcup-us.ahrq.gov/db/nation/nis/tools/stats/NIS_2004_SummaryStats_10PCT_SEVERITY_A.PDF
January 01, 2004 - 1.00 0.06 0.24
CM_CHRNLUNG : AHRQ comorbidity measure: Chronic
pulmonary disease 800457 0 0.00 1.00 … 0.13 0.34
CM_COAG : AHRQ comorbidity measure: Coagulopathy 800457 0 0.00 1.00 0.02 0.14
CM_DEPRESS … : AHRQ comorbidity measure: Depression 800457 0 0.00 1.00 0.06 0.23
CM_DM : AHRQ comorbidity measure … : Diabetes,
uncomplicated 800457 0 0.00 1.00 0.13 0.33
CM_DMCX : AHRQ comorbidity measure: Diabetes … measure: Paralysis 800457 0 0.00 1.00 0.02 0.13
CM_PERIVASC : AHRQ comorbidity measure: Peripheral
-
hcup-us.ahrq.gov/db/nation/nis/tools/stats/NIS_2003_SummaryStats_10PCT_SEVERITY_B.PDF
January 01, 2003 - 756095 41678 0.00 1.00 0.08 0.28
CM_ARTH : AHRQ comorbidity measure: Rheumatoid
arthritis/collagen … 756095 41678 0.00 1.00 0.06 0.23
CM_CHRNLUNG : AHRQ comorbidity measure: Chronic
pulmonary disease … 756095 41678 0.00 1.00 0.13 0.33
CM_COAG : AHRQ comorbidity measure: Coagulopathy 756095 41678 0.00 … AHRQ comorbidity measure: Drug abuse 756095 41678 0.00 1.00 0.02 0.14
CM_HTN_C : AHRQ comorbidity measure … comorbidity measure: Psychoses 756095 41678 0.00 1.00 0.02 0.15
CM_PULMCIRC : AHRQ comorbidity measure
-
hcup-us.ahrq.gov/db/nation/nis/tools/stats/NIS_2002_SummaryStats_SEVERITY.PDF
January 01, 2002 - : Alcohol
abuse 7494235 359747 0.00 1.00 0.03 0.18
CM_ANEMDEF : AHRQ comorbidity measure:
Deficiency … anemias 7494235 359747 0.00 1.00 0.08 0.27
CM_ARTH : AHRQ comorbidity measure: Rheumatoid
arthritis … /collagen vascular diseases 7494235 359747 0.00 1.00 0.01 0.12
CM_BLDLOSS : AHRQ comorbidity measure … disease 7494235 359747 0.00 1.00 0.12 0.32
CM_COAG : AHRQ comorbidity measure: Coagulopathy 7494235 … 0.16
CM_DRUG : AHRQ comorbidity measure: Drug abuse 7494235 359747 0.00 1.00 0.02 0.15
CM_HTN_C :
-
hcup-us.ahrq.gov/db/nation/nis/tools/stats/NIS_2002_SummaryStats_10PCT_SEVERITY_B.PDF
January 01, 2002 - 749423 35975 0.00 1.00 0.08 0.27
CM_ARTH : AHRQ comorbidity measure: Rheumatoid
arthritis/collagen … 749423 35975 0.00 1.00 0.06 0.23
CM_CHRNLUNG : AHRQ comorbidity measure: Chronic
pulmonary disease … 749423 35975 0.00 1.00 0.12 0.33
CM_COAG : AHRQ comorbidity measure: Coagulopathy 749423 35975 0.00 … AHRQ comorbidity measure: Drug abuse 749423 35975 0.00 1.00 0.02 0.15
CM_HTN_C : AHRQ comorbidity measure … measure: Valvular
disease 749423 35975 0.00 1.00 0.02 0.15
CM_WGHTLOSS : AHRQ comorbidity measure:
-
hcup-us.ahrq.gov/db/nation/nis/tools/stats/NIS_2002_SummaryStats_10PCT_SEVERITY_A.PDF
January 01, 2002 - 749424 35974 0.00 1.00 0.08 0.27
CM_ARTH : AHRQ comorbidity measure: Rheumatoid
arthritis/collagen … 749424 35974 0.00 1.00 0.06 0.23
CM_CHRNLUNG : AHRQ comorbidity measure: Chronic
pulmonary disease … 749424 35974 0.00 1.00 0.12 0.33
CM_COAG : AHRQ comorbidity measure: Coagulopathy 749424 35974 0.00 … AHRQ comorbidity measure: Drug abuse 749424 35974 0.00 1.00 0.02 0.15
CM_HTN_C : AHRQ comorbidity measure … measure: Valvular
disease 749424 35974 0.00 1.00 0.02 0.15
CM_WGHTLOSS : AHRQ comorbidity measure:
-
hcup-us.ahrq.gov/db/nation/nis/tools/stats/NIS_2004_SummaryStats_10PCT_SEVERITY_B.PDF
January 01, 2004 - 1.00 0.06 0.24
CM_CHRNLUNG : AHRQ comorbidity measure: Chronic
pulmonary disease 800457 0 0.00 1.00 … 0.13 0.34
CM_COAG : AHRQ comorbidity measure: Coagulopathy 800457 0 0.00 1.00 0.02 0.14
CM_DEPRESS … : AHRQ comorbidity measure: Depression 800457 0 0.00 1.00 0.06 0.23
CM_DM : AHRQ comorbidity measure … : Diabetes,
uncomplicated 800457 0 0.00 1.00 0.12 0.33
CM_DMCX : AHRQ comorbidity measure: Diabetes … measure: Paralysis 800457 0 0.00 1.00 0.02 0.13
CM_PERIVASC : AHRQ comorbidity measure: Peripheral
-
hcup-us.ahrq.gov/db/nation/kid/tools/stats/KID_2003_SummaryStats_SEVERITY.PDF
January 01, 2003 - 2984129 0 0.00 1.00 0.01 0.11
CM_CHF : AHRQ comorbidity measure: Congestive
heart failure 2984129 0 … : AHRQ comorbidity measure:
Depression 2984129 0 0.00 1.00 0.01 0.11
CM_DM : AHRQ comorbidity measure … : Diabetes,
uncomplicated 2984129 0 0.00 1.00 0.00 0.06
CM_DMCX : AHRQ comorbidity measure: Diabetes … measure: Other
neurological disorders 2984129 0 0.00 1.00 0.02 0.12
CM_OBESE : AHRQ comorbidity measure … measure: Solid tumor
without metastasis 2984129 0 0.00 1.00 0.00 0.05
CM_ULCER : AHRQ comorbidity measure