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hcup-us.ahrq.gov/reports/natstats.jsp
December 01, 2005 - Hospitals, 1996
Hospital Inpatient Statistics, 1995
Statistics From the HCUP-3 Nationwide Inpatient Sample … for 1994: Diagnosis-Related Groups
Statistics From the HCUP-3 Nationwide Inpatient Sample for 1994 … Statistics From the HCUP-3 Nationwide Inpatient Sample for 1993: Diagnosis-Related Groups
Statistics … From the HCUP-3 Nationwide Inpatient Sample for 1993: Principal-Diagnosis
Statistics From the HCUP … -3 Nationwide Inpatient Sample for 1993: Principal-Procedures
Descriptive Statistics by Insurance
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hcup-us.ahrq.gov/db/nation/kid/kid_2006_introduction.jsp
January 01, 2006 - Hospital Sample Design
Design Considerations
The overall design objective was to select a sample … In some instances, strata were collapsed for sample weight calculations. … summarize the final KID sample. … hospitals, and sample discharges. … "KID Sample Hospitals" lists the hospitals selected for the KID.
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hcup-us.ahrq.gov/reports/methods/2000NISComparisonReportFinal.pdf
February 28, 2003 - Racial Composition of the U.S., NIS Sample, and NHDS Sample ..............................16
Table 6 … Sample or Universe Sample Sample
Sampling frame 28 states 50 states and the District of
Columbia … A sample of 112
PSU’s was selected. … Sample or Universe Sample Universe
Sampling frame 28 states 50 states and the District of
Columbia … Racial Composition of the U.S., NIS Sample, and NHDS Sample
Race U.S.
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hcup-us.ahrq.gov/db/nation/nis/HCUPNISChecklist_081020.pdf
August 10, 2020 - Version.docx
HCUP NIS (08/10/2020) 1
Checklist for Working With the NIS
The National Inpatient Sample … For detailed information, review the HCUP Methods
Report# 2014-04: Nationwide Inpatient Sample (NIS) … To learn more about the NIS sample design, view
the HCUP Sample Design On-line Tutorial on the
Tutorial … With great power comes great responsibility: big data research from the National Inpatient Sample. … Adherence to methodological standards in research using the National Inpatient Sample.
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hcup-us.ahrq.gov/db/nation/kid/kid_2016_introduction.jsp
January 01, 2016 - Hospital Sample Design
Design Considerations
The overall design objective was to select a sample … summarize the final KID sample. … hospitals, and sample discharges. … "KID Sample Hospitals" lists the hospitals selected for the KID. … Number of sample complicated births in KID_STRATUM
S_UNCB_U
Number of sample uncomplicated
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hcup-us.ahrq.gov/news/exhibit_booth/HCUPOverviewDeck_092921.pdf
March 10, 2021 - NIS: Sample inpatient discharges of all ages
from all SID and community hospitals*
KID: Sample inpatient … Sample Design
The KID is a
systematic random
sample design, 10
percent
uncomplicated
births and … Sampling StrataStarting HCUP Database Sample Design
NEDS Sample Design
The NEDS is drawn
from SEDD … NEDS Sample Design
Sampling StrataStarting HCUP Database Sample Design
The NRD is a 100
percent … Design
KID Sample Design
NEDS Sample Design
NRD Sample Design
NASS Sample Design
Weighting the
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hcup-us.ahrq.gov/db/vars/s_disc_u/nassnote.jsp
August 01, 2019 - NASS Description of Data Elements
S_DISC_U - Number of discharges in the sample … Uniform Values
Variable Description Value Value Description S_DISC_U Number of discharges in the sample … for the stratum 6(n) Number of discharges in the sample for the stratum
Top
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hcup-us.ahrq.gov/db/vars/s_hosp_u/nassnote.jsp
August 01, 2019 - NASS Description of Data Elements
S_HOSP_U - Number of hospitals in the sample … Uniform Values
Variable Description Value Value Description S_HOSP_U Number of hospitals in the sample … for the stratum nn Number of hospitals in the sample for the stratum
Top
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hcup-us.ahrq.gov/db/nation/kid/KID_2012_Introduction.pdf
January 01, 2012 - Hospital Sample Design
Design Considerations
The overall design objective was to select a sample … THE FINAL KID SAMPLE
In HAppendix I H, we present tables and figures that summarize the final KID sample … hospitals, and sample discharges. … “KID Sample Hospitals” lists the hospitals selected for the KID. … of sample complicated births in KID_STRATUM
S_UNCB_U Number of sample uncomplicated births in KID_STRATUM
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hcup-us.ahrq.gov/db/nation/kid/kid_2012_introduction.jsp
January 01, 1998 - Hospital Sample Design
Design Considerations
The overall design objective was to select a sample … summarize the final KID sample. … hospitals, and sample discharges. … "KID Sample Hospitals" lists the hospitals selected for the KID. … Number of sample complicated births in KID_STRATUM
S_UNCB_U
Number of sample uncomplicated
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hcup-us.ahrq.gov/db/nation/neds/stats/FileSpecifications_NEDS_2021_Hospital.TXT
January 01, 2021 - Teaching status of hospital
NEDS 2021 Hospital 9 NEDS_STRATUM 5 Num Stratum used to sample … universe hospitals in NEDS_STRATUM
NEDS 2021 Hospital 12 S_DISC_U 8 Num Number of sample … discharges in NEDS_STRATUM
NEDS 2021 Hospital 13 S_HOSP_U 4 Num Number of sample
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hcup-us.ahrq.gov/db/nation/neds/stats/FileSpecifications_NEDS_2020_Hospital.TXT
January 01, 2020 - Teaching status of hospital
NEDS 2020 Hospital 9 NEDS_STRATUM 5 Num Stratum used to sample … universe hospitals in NEDS_STRATUM
NEDS 2020 Hospital 12 S_DISC_U 8 Num Number of sample … discharges in NEDS_STRATUM
NEDS 2020 Hospital 13 S_HOSP_U 4 Num Number of sample
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hcup-us.ahrq.gov/db/nation/neds/stats/FileSpecifications_NEDS_2019_Hospital.TXT
January 01, 2019 - Teaching status of hospital
NEDS 2019 Hospital 9 NEDS_STRATUM 5 Num Stratum used to sample … universe hospitals in NEDS_STRATUM
NEDS 2019 Hospital 12 S_DISC_U 8 Num Number of sample … discharges in NEDS_STRATUM
NEDS 2019 Hospital 13 S_HOSP_U 4 Num Number of sample
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hcup-us.ahrq.gov/db/nation/neds/stats/FileSpecifications_NEDS_2022_Hospital.TXT
January 01, 2022 - Teaching status of hospital
NEDS 2022 Hospital 9 NEDS_STRATUM 5 Num Stratum used to sample … universe hospitals in NEDS_STRATUM
NEDS 2022 Hospital 12 S_DISC_U 8 Num Number of sample … discharges in NEDS_STRATUM
NEDS 2022 Hospital 13 S_HOSP_U 4 Num Number of sample
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hcup-us.ahrq.gov/db/nation/kid/KID_2006_Introduction.pdf
January 01, 2006 - For details,
see the section on the Final KID Sample in this document. … In some instances, strata were collapsed for sample weight calculations. … THE FINAL KID SAMPLE
In Appendix I, we present tables and figures that summarize the final KID sample … hospitals, and sample discharges. … • “KID Sample Hospitals” lists the hospitals selected for the KID.
-
hcup-us.ahrq.gov/db/nation/kid/tools/stats/FileSpecifications_KID_2009_Hospital.TXT
January 01, 2009 - old or younger
KID 2009 Hospital 24 S_BRTH_U 256 261 Num Number of sample … in KID_STRATUM
KID 2009 Hospital 25 S_CHLD_U 262 267 Num Number of sample … in KID_STRATUM
KID 2009 Hospital 26 S_CMPB_U 268 273 Num Number of sample … in KID_STRATUM
KID 2009 Hospital 27 S_DISC_U 274 279 Num Number of sample … in KID_STRATUM
KID 2009 Hospital 28 S_HOSP_U 280 283 Num Number of sample
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hcup-us.ahrq.gov/db/nation/nis/HCUPNISChecklist_PDFVersion.pdf
November 28, 2017 - HCUP (11/28/17) 1
Checklist for Working With the NIS
The National (Nationwide) Inpatient Sample … For detailed information, review the HCUP Methods
Report# 2014-04: Nationwide Inpatient Sample (NIS) … To learn more about the NIS sample design, view the
HCUP Sample Design On-line Tutorial on the Tutorial … With great power comes great responsibility: big data research from the National Inpatient Sample. … Adherence to methodological standards in research using the National Inpatient Sample.
-
hcup-us.ahrq.gov/reports/methods/NIS_Comparison_Report_2001.pdf
January 01, 2001 - Racial Composition of the U.S., NIS Sample, and NHDS Sample ...............................17
Table … Sample or universe Sample Sample
Sampling frame 33 states 50 states and the District of
Columbia … A sample of 112 PSUs was
selected. … Sample or universe Sample Universe
Sampling frame 33 states 50 states and the District of
Columbia … Racial Composition of the U.S., NIS Sample, and NHDS Sample
Race U.S.
-
hcup-us.ahrq.gov/reports/methods/methods.jsp
February 01, 2025 - )
Report #2017-02
Feasibility Report on Redesigning the Nationwide Emergency Department Sample … with 2012 HCUP Data) (PDF file, 429 KB)
Report #2015-04
2012 National Inpatient Sample … 2013 HCUP Data) (PDF file, 542 KB)
Report #2015-09
Calculating National Inpatient Sample … ( PDF file, 502 KB; Excel file, 156 KB)
Report #2014-04
Nationwide Inpatient Sample … , 2006 (PDF file, 248 KB)
2008
Report #2008-01
2005 HCUP Nationwide Inpatient Sample
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hcup-us.ahrq.gov/db/nation/nis/DataElements_NIS_2003_HOSPITAL.pdf
January 01, 2003 - Description of Data Elements - Hospital Notes
Description of Data Elements
Nationwide Inpatient Sample … Please refer to the Introduction to the Nationwide Inpatient
Sample for specific information on which … discharges in STRAT_ST.................................48
S_DISC_U - Number of sample discharges in … ...................49
HCUP NIS (6/6/05) Description of Data Elements
S_HOSP_S - Number of sample … hospitals in STRAT_ST ..................................50
S_HOSP_U - Number of sample hospitals in