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hcup-us.ahrq.gov/db/nation/nis/reports/2001niscomparisonrpt.jsp
November 01, 2015 - Information:
Healthcare Cost and Utilization Project (HCUP)
Agency for Healthcare Research and Quality … Agency for Healthcare Research and Quality. … Return to Contents
NIS Weights
Sample weights were developed for the NIS to obtain national estimates … 25 diagnosis category comparisons revealed only a handful of significant differences for any other measure … When other differences were observed, inconsistency was generally limited to one other measure.
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hcup-us.ahrq.gov/datainnovations/clinicaldata/AppendixG9_SurveyResultsCapabilities.jsp
October 09, 2010 - Procedure Classes for ICD-9-CM
Surgery Flags for ICD-9-CM
HCUP Supplemental Files
NIS-Trend Weights … Supplemental Variables for Revisit Analyses
American Hospital Association (AHA) Linkage Files
AHRQ Quality … All reported availability of facility name, test ID, test name and unit of measure. … All reported availability of facility name, test ID, test name and unit of measure. … Search
Agency for Healthcare Research and Quality
5600 Fishers Lane Rockville, MD
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hcup-us.ahrq.gov/reports/r_e_disparities.jsp
October 01, 2011 - Procedure Classes for ICD-9-CM
Surgery Flags for ICD-9-CM
HCUP Supplemental Files
NIS-Trend Weights … reports provide information on approaches to using race/ethnicity data for reducing disparities in the quality … Target Health Disparities: State Experience ( PDF file, 189 KB; HTML )
Using Report Cards to Measure … Agency for Healthcare Research and Quality, Rockville, MD. www.hcup-us.ahrq.gov/reports/r_e_disparities.jsp … Search
Agency for Healthcare Research and Quality
5600 Fishers Lane Rockville, MD
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hcup-us.ahrq.gov/db/state/siddist/SID_Introduction.jsp
June 01, 2022 - Procedure Classes for ICD-9-CM
Surgery Flags for ICD-9-CM
HCUP Supplemental Files
NIS-Trend Weights … Disease Severity Measures File is a discharge-level file that contains information from the AHRQ Comorbidity … unique record identifier (KEY) provides the linkage between the Core files and the Disease Severity Measures … Core file
Charges file
AHA Linkage file
Diagnosis and Procedure Groups file
Disease Severity Measures … unique record identifier (KEY) provides the linkage between the Core files and the Disease Severity Measures
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hcup-us.ahrq.gov/datainnovations/clinicaldata/FL23DataFilesSpecs.jsp
October 23, 2010 - Procedure Classes for ICD-9-CM
Surgery Flags for ICD-9-CM
HCUP Supplemental Files
NIS-Trend Weights … Supplemental Variables for Revisit Analyses
American Hospital Association (AHA) Linkage Files
AHRQ Quality … number
LOINC Name
LOINC Code
Result Interface Code
Result Name
Lab Result Value
Unit of Measure … Agency for Healthcare Research and Quality, Rockville, MD. www.hcup-us.ahrq.gov/datainnovations/clinicaldata … Search
Agency for Healthcare Research and Quality
5600 Fishers Lane Rockville, MD
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hcup-us.ahrq.gov/datainnovations/clinicaldata/FL15LOINCbriefdescription.jsp
April 15, 2011 - Procedure Classes for ICD-9-CM
Surgery Flags for ICD-9-CM
HCUP Supplemental Files
NIS-Trend Weights … Supplemental Variables for Revisit Analyses
American Hospital Association (AHA) Linkage Files
AHRQ Quality … Agency for Healthcare Research and Quality, Rockville, MD. www.hcup-us.ahrq.gov/datainnovations/clinicaldata … Search
Agency for Healthcare Research and Quality
5600 Fishers Lane Rockville, MD
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hcup-us.ahrq.gov/reports/methods/Comparison_Report_NIS11988-92Final.pdf
July 11, 1996 - Information:
Healthcare Cost and Utilization Project (HCUP)
Agency for Healthcare Research and Quality … Agency for Healthcare Research & Quality. … For example, with these weights it should be possible to estimate DRG-specific
average lengths of stay … Comparison with AHA Data
Table 18 demonstrates that hospital weights associated with the NIS yield … For example, the estimate of ALOS would put
less weight on the South than the current set of weights
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hcup-us.ahrq.gov/reports/statbriefs/sb36.pdf
August 01, 2007 - The Agency for Healthcare Research
and Quality (AHRQ)’s Prevention Quality Indicators (PQIs) are used … Prevention Quality Indicators
The Prevention Quality Indicators (PQIs) are part of a set of AHRQ Quality … The
PQIs are a set of measures that can be used with hospital inpatient discharge data to identify quality … admission rate measures for pediatric asthma and pediatric gastroenteritis. … Diagnoses and ICD-9-CM
PQI admission rates are based on principal diagnosis for all measures except
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hcup-us.ahrq.gov/db/nation/nis/NIS_Introduction_2021.jsp
January 01, 2021 - Variance Calculations
It may be important for researchers to calculate a measure of
precision … appropriate method for
calculating variances for nationwide estimates depends on the type of
measure … — provides detailed documentation on the
different types of measures
HCUP Quality Control … Comorbidity Measure Refined (CMR)
CMR_aaa b
Comorbidity measures (aaa) identified by the AHRQ Elixhauser … b Where aaa denotes the specific comorbidity measure.
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hcup-us.ahrq.gov/db/nation/nis/NIS_Introduction_2020.jsp
January 01, 2020 - of an appropriate method for calculating variances for nationwide estimates depends on the type of measure … - provides detailed documentation on the different types of measures
HCUP Quality Control Procedures … Type of Data Element
HCUP Name
Coding Notes
Comorbidity Measure Refined (CMR)
CMR_aaa b … -CM diagnosis codes
CMR_VERSION
Version of the Elixhauser Comorbidity Measure Refined for ICD … b Where aaa denotes the specific comorbidity measure.
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hcup-us.ahrq.gov/reports/methods/2006_9.pdf
January 01, 2006 - Contact Information:
Healthcare Cost and Utilization Project (HCUP)
Agency for Healthcare Research and Quality … Agency for Healthcare Research and
Quality. … As a result, the NIS includes approximately 8.0 million
discharges from 994 hospitals, with weights … Healthcare Cost and Utilization Project (HCUP) and funded by the
Agency for Healthcare Research and Quality … Agency for Healthcare Research and Quality (2006).
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hcup-us.ahrq.gov/datainnovations/raceethnicitytoolkit/or34.jsp
August 01, 2014 - Procedure Classes for ICD-9-CM
Surgery Flags for ICD-9-CM
HCUP Supplemental Files
NIS-Trend Weights … Supplemental Variables for Revisit Analyses
American Hospital Association (AHA) Linkage Files
AHRQ Quality … report
AI/ANs misclassified more frequently than other races/ethnicities
Net result: mortality measures … Agency for Healthcare Research and Quality, Rockville, MD. www.hcup-us.ahrq.gov/datainnovations/raceethnicitytoolkit … Search
Agency for Healthcare Research and Quality
5600 Fishers Lane Rockville, MD
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hcup-us.ahrq.gov/reports/methods/Comparison_Report_NIS21993Final.pdf
April 03, 1997 - Information:
Healthcare Cost and Utilization Project (HCUP)
Agency for Healthcare Research and Quality … Agency for Healthcare Research and Quality. … For example, with these weights it should be possible to estimate DRG-specific
average lengths of stay … All NIS statistics used sample weights and accounted for the sample design using the SUDAAN
microcomputer … Comparison with AHA Data
Table 11 demonstrates that hospital weights associated with the NIS yield
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hcup-us.ahrq.gov/reports/methods/2012_01.pdf
January 01, 2012 - Department of Commerce
Data Collection Method:
Integration of various economic measures from various … Rural-Urban Commuting Area Codes (RUCA) – classifies U.S. census tracts
using measures of urbanization … The difficulty was that the NHQR measures were categorized by
the primary expected payer of the hospital … CPS, which aims to measure health insurance coverage of the
population, counts people in government … Time Dimension Differences
Problem: Another issue to consider is the time dimension of the two measures
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hcup-us.ahrq.gov/news/exhibit_booth/hcup_fact_sheet.jsp
April 01, 2022 - Procedure Classes for ICD-9-CM
Surgery Flags for ICD-9-CM
HCUP Supplemental Files
NIS-Trend Weights … Structure
(HMS) Files, American Hospital Association (AHA) Linkage Files, and NIS and KID Trend Weights … AHRQ Quality Indicators (QIs) are measures of healthcare quality associated with processes of … The AHRQ QIs consist of four modules measuring various
aspects of quality: Prevention Quality … Pediatric Quality Indicators (PDIs).
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hcup-us.ahrq.gov/reports/ataglance/HCUPanalysisCA2017Wildfires.pdf
August 19, 2019 - Air quality, as measured by
PM2.5 AQI (an air quality index for inhalable particulate matter with diameters … Air Quality Management District online query tool
(http://www.baaqmd.gov/about-air-quality/current-air-quality … http://www.baaqmd.gov/about-air-quality/current-air-quality/air-monitoring-data? … index
measures with daily ED utilization. … Each figure presents a single condition measure across five separate
county groupings.
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hcup-us.ahrq.gov/datainnovations/clinicaldata/Finalreport100109.jsp
July 01, 2016 - Procedure Classes for ICD-9-CM
Surgery Flags for ICD-9-CM
HCUP Supplemental Files
NIS-Trend Weights … (AHRQ) for a pilot project to study new ways to enhance hospital quality measures. … Michael Pine’s experience working in research and development of risk-adjusted quality measures specifically … indicator (IQI) measures could be refined to a higher level of validity. … measures.
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hcup-us.ahrq.gov/reports/methods/2005_03_del_379.pdf
January 01, 2005 - Information:
Healthcare Cost and Utilization Project (HCUP)
Agency for Healthcare Research and Quality … Agency for Healthcare Research and Quality. … As a result, the NIS includes approximately 7.8 million
discharges from 984 hospitals, with weights … Healthcare Cost and Utilization Project (HCUP) and funded by the
Agency for Healthcare Research and Quality … When other differences were observed, inconsistency was generally limited to one other
measure.
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hcup-us.ahrq.gov/datainnovations/clinicaldata/3MSummaryResultsReportFinal.jsp
October 03, 2010 - Procedure Classes for ICD-9-CM
Surgery Flags for ICD-9-CM
HCUP Supplemental Files
NIS-Trend Weights … Rate ROM 3
Impact Measure ROM 3
Occurrence ROM 4
Mortality Rate ROM 4
Impact Measure ROM 4 … Appendix G
Model Validation Statistics
Reduction of Variance
The reduction of variance (R 2 ) measures … R 2 ranges between zero and one and measures the fraction of variation explained by the APR DRGs. … The c-statistic measures how well the APR DRG system discriminates between patients who lived and those
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hcup-us.ahrq.gov/datainnovations/clinicalcontentenhancementtoolkit/mn17.jsp
September 01, 2014 - Procedure Classes for ICD-9-CM
Surgery Flags for ICD-9-CM
HCUP Supplemental Files
NIS-Trend Weights … Strength Units
The unit of measure for the strength. … The unit of measure in each case (e.g., mg or tablets) will be defined in the "Give units" (see #22). … Give Units
This field clarifies the unit of measure for the Give minimum/maximum and Strength Units … Search
Agency for Healthcare Research and Quality
5600 Fishers Lane Rockville, MD