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hcup-us.ahrq.gov/db/nation/nis/NIS_Introduction_2020.jsp
January 01, 2020 - NIS is a sample of discharges from all HCUP hospitals, approximating a 20 percent sample of the target … If a stratum is under-represented in the sampling frame, it will be oversampled to achieve the target … The overall design objective was to select a sample of hospitals that accurately represented the target … Both designs selected approximately 20 percent of the target universe of discharges from United States … Each discharge weight is essentially equal to the number of target universe discharges that each sampled
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hcup-us.ahrq.gov/db/nation/nass/2020_NASS_Introduction.pdf
January 01, 2020 - NASS Target Universe, Sampling Frame, and Final Sample Characteristics, 2020 .... 5
Table A.4. … The main objective of a stratified sample is to ensure
that it is representative of the target universe … NASS Target Universe, Sampling Frame, and Final Sample
Characteristics, 2020
Sample Description … Hospitals Providing
Outpatient Surgery
Number of
In-Scope Ambulatory
Surgery Encounters
2020
target … hospitals
(excluding rehabilitation
and LTAC)
4,352a 10,337,699b
2020
NASS
Sample of target
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hcup-us.ahrq.gov/db/nation/nis/2006NIS_INTRODUCTION.pdf
November 01, 2015 - ............................19
Figure 8: Number of Hospitals in the 2006 Universe, Frame, Sample, Target … The overall design objective was to select a sample
of hospitals that accurately represents the target … Universe hospitals (Universe)
Frame hospitals (Frame)
Sampled hospitals (Sample)
Target … hospitals (Target = 20% of the universe)
Surplus hospitals (Surplus = Sample – Target). … Appendix I
Tables and Figures
Figure 8: Number of Hospitals in the 2006 Universe, Frame, Sample, Target
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hcup-us.ahrq.gov/db/nation/kid/reports/KID_2003_Design_Edited_013006.pdf
January 01, 2003 - overall design objective was to select a sample of pediatric discharges that accurately
represents the target … discharge data provided by the data
source, it was eliminated from the sampling frame (but not from the target … overall design objective was to select a sample of pediatric discharges that accurately
represents the target … We used NACHRI data to help verify and correct the AHA list of children’s hospitals in the target
universe
-
hcup-us.ahrq.gov/db/nation/nis/NIS_Introduction_2006.jsp
January 01, 2006 - Discharges, Weighted, by Year
Figure 8: Number of Hospitals in the 2006 Universe, Frame, Sample, Target … The overall design objective was to select a sample of hospitals that accurately represents the target … number of:
Universe hospitals (Universe)
Frame hospitals (Frame)
Sampled hospitals (Sample)
Target … hospitals (Target = 20% of the universe)
Surplus hospitals (Surplus = Sample – Target). … , by Year
text version
Figure 8: Number of Hospitals in the 2006 Universe, Frame, Sample, Target
-
hcup-us.ahrq.gov/db/nation/nass/NASS_Introduction_2017.jsp
January 01, 2017 - NASS-Related Reports and Database Documentation Available on the HCUP-US Website
Table A.3 NASS Target … The main objective of a stratified sample is to ensure that it is representative of the target universe … NASS Target Universe, Sampling Frame, and Final Sample Characteristics, 2017
Sample
Description … Hospitals Providing Outpatient Surgery
Number of In-Scope Major Ambulatory Surgery Encounters
2017 target … hospitals providing outpatient surgery services
4,372 a
10,570,649 b
2017 NASS
Sample of target
-
hcup-us.ahrq.gov/db/nation/nass/NASS_Introduction_2016.pdf
January 01, 2016 - NASS Target Universe, Sampling Frame, and Final Sample Characteristics, 2016 . A-5
Table A.4. … The main objective of a stratified sample is to ensure
that it is representative of the target universe … NASS Target Universe, Sampling Frame, and Final Sample
Characteristics, 2016
Sample Description … Providing
Outpatient Surgery
Number of
In-Scope Major Ambulatory
Surgery Encounters
2016
target … U.S. hospitals providing
outpatient surgery
services
4,398a 10,623,113b
2016
NASS
Sample of target
-
hcup-us.ahrq.gov/db/nation/nass/2017_NASS_Introduction.pdf
January 01, 2017 - NASS Target Universe, Sampling Frame, and Final Sample Characteristics, 2017 . A-5
Table A.4. … The main objective of a stratified sample is to ensure
that it is representative of the target universe … NASS Target Universe, Sampling Frame, and Final Sample
Characteristics, 2017
Sample Description … Providing
Outpatient Surgery
Number of
In-Scope Major Ambulatory
Surgery Encounters
2017
target … hospitals providing
outpatient surgery
services
4,372a 10,570,649b
2017
NASS
Sample of target
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hcup-us.ahrq.gov/datainnovations/clinicaldata/Finalreport100109.pdf
October 01, 2009 - The primary target audience
subject matter experts from hospitals were quality managers, lab managers … The target audience is for: hospital information
technology experts (particularly those familiar with
-
hcup-us.ahrq.gov/datainnovations/clinicaldata/Finalreport100109.jsp
July 01, 2016 - The primary target audience subject matter experts from hospitals were quality managers, lab managers … The target audience is for: hospital information technology experts (particularly those familiar with
-
hcup-us.ahrq.gov/datainnovations/raceethnicitytoolkit/ca11.jsp
June 01, 2014 - Race, Ethnicity, and Language Data Collection: Nuts and Bolts
An official website of the Department of Health & Human Services
Search All AHRQ Websites
Careers
Contact Us
Espanol
…
-
hcup-us.ahrq.gov/db/nation/nis/NIS_Introduction_2017.jsp
January 01, 2017 - If a stratum is under-represented in the sampling frame, it will be oversampled to achieve the target … The overall design objective was to select a sample of hospitals that accurately represented the target … Both designs selected approximately 20 percent of the target universe of discharges from United States … Each discharge weight is essentially equal to the number of target universe discharges that each sampled … 2012 NIS redesign, the NIS included weights to project NIS hospitals to the number of hospital in the target
-
hcup-us.ahrq.gov/db/nation/nis/NIS_Introduction_2014.jsp
January 01, 2014 - redesigned NIS is a sample of discharges from all HCUP hospitals, approximating a 20% sample of the target … If a stratum is under-represented in the sampling frame, it will be oversampled to achieve the target … The overall design objective was to select a sample of hospitals that accurately represents the target … Both designs selected approximately 20 percent of the target universe of discharges from United States … Each discharge weight is essentially equal to the number of target universe discharges that each sampled
-
hcup-us.ahrq.gov/reports/methods/TrendReport2005_1.pdf
March 19, 2004 - hospital stratification variables were redefined, rehabilitation facilities were dropped from the
target … hospital stratification variables were redefined,
rehabilitation facilities were dropped from the target … Stratification Variables
Stratification helps ensure that the NIS sample is representative of the target … sampling frame (community hospitals in participating HCUP states) differs substantially from the
target … added to the frame, more strata included at least 20 percent of the hospital universe,
which is the target
-
hcup-us.ahrq.gov/db/nation/nis/NIS_Introduction_2018.jsp
January 01, 2018 - If a stratum is under-represented in the sampling frame, it will be oversampled to achieve the target … The overall design objective was to select a sample of hospitals that accurately represented the target … Both designs selected approximately 20 percent of the target universe of discharges from United States … Each discharge weight is essentially equal to the number of target universe discharges that each sampled … 2012 NIS redesign, the NIS included weights to project NIS hospitals to the number of hospital in the target
-
hcup-us.ahrq.gov/db/nation/nis/NIS_Introduction_2019.jsp
January 01, 2019 - If a stratum is under-represented in the sampling frame, it will be oversampled to achieve the target … The overall design objective was to select a sample of hospitals that accurately represented the target … Both designs selected approximately 20 percent of the target universe of discharges from United States … Each discharge weight is essentially equal to the number of target universe discharges that each sampled … 2012 NIS redesign, the NIS included weights to project NIS hospitals to the number of hospital in the target
-
hcup-us.ahrq.gov/db/nation/nis/NIS_Introduction_2016.jsp
January 01, 2016 - If a stratum is under-represented in the sampling frame, it will be oversampled to achieve the target … The overall design objective was to select a sample of hospitals that accurately represented the target … Both designs selected approximately 20 percent of the target universe of discharges from United States … Each discharge weight is essentially equal to the number of target universe discharges that each sampled … 2012 NIS redesign, the NIS included weights to project NIS hospitals to the number of hospital in the target
-
hcup-us.ahrq.gov/db/nation/kid/Introduction_to_KID_2000.pdf
January 01, 2000 - The target universe includes pediatric discharges from community, non-rehabilitation hospitals in the … The target universe includes
pediatric discharges from community, non-rehabilitation hospitals in the
-
hcup-us.ahrq.gov/db/nation/nis/NISIntroduction2022.pdf
November 01, 2024 - • If a stratum is under-represented in the sampling frame, it will be oversampled to achieve
the target … The overall design objective was to
select a sample of hospitals that accurately represented the target … Both designs selected approximately 20 percent of the target universe of
discharges from United States … Each discharge weight is essentially equal to the number of target universe discharges that
each sampled … NIS redesign, the NIS included weights to project NIS hospitals to the number
of hospitals in the target
-
hcup-us.ahrq.gov/db/nation/nis/NIS_Introduction_2010.jsp
January 01, 2010 - Discharges, Weighted, by Year
Figure 8: Number of Hospitals in the 2010 Universe, Frame, Sample, Target … The overall design objective was to select a sample of hospitals that accurately represents the target … number of:
Universe hospitals (Universe)
Frame hospitals (Frame)
Sampled hospitals (Sample)
Target … hospitals (Target = 20% of the universe)
Surplus hospitals (Surplus = Sample – Target). … Return to Introduction
Figure 8: Number of Hospitals in the 2010 Universe, Frame, Sample, Target