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hcup-us.ahrq.gov/db/nation/nis/tools/stats/FileSpecifications_NIS_2004_10PCT_SEVERITY_B.TXT
January 01, 2004 - 10Pct_Severity_B 7 APSDRG_Charge_Weight 33 42 5 Num All-Payer Severity-adjusted DRG: Charge Weight … 10Pct_Severity_B 8 APSDRG_LOS_Weight 43 52 5 Num All-Payer Severity-adjusted DRG: Length of Stay Weight … 10Pct_Severity_B 9 APSDRG_Mortality_Weight 53 62 5 Num All-Payer Severity-adjusted DRG: Mortality Weight … NIS 2004 10Pct_Severity_B 38 CM_WGHTLOSS 119 120 Num AHRQ comorbidity measure: Weight
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hcup-us.ahrq.gov/db/nation/nis/tools/stats/FileSpecifications_NIS_2004_SEVERITY.TXT
January 01, 2004 - Severity 7 APSDRG_Charge_Weight 33 42 5 Num All-Payer Severity-adjusted DRG: Charge Weight … 8 APSDRG_LOS_Weight 43 52 5 Num All-Payer Severity-adjusted DRG: Length of Stay Weight … 9 APSDRG_Mortality_Weight 53 62 5 Num All-Payer Severity-adjusted DRG: Mortality Weight … NIS 2004 Severity 38 CM_WGHTLOSS 119 120 Num AHRQ comorbidity measure: Weight
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hcup-us.ahrq.gov/db/nation/nis/reports/NIS_2004_Design_Report.pdf
January 01, 2004 - Thus, no adjustment is required for the hospital weight when
using the subsamples. … Another strategy is to use sample weight
adjustments to compensate for missing values. … Zero-Weight Hospitals
Beginning with the 1993 NIS, the NIS samples no longer contain zero-weight hospitals … Hospitals were
stratified just as they were for universe hospital weight calculations. … When using one of the 10% subsample files, use the subsample discharge weight
(the discharge weight
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hcup-us.ahrq.gov/db/nation/kid/kidsummarystats.jsp
December 01, 2024 - The following links provide summary statistics for the Kids' Inpatient Database (KID). Summary Statistics include means on all numeric variables, frequency distributions, and univariates on continuous variables. Summary statistics are provided by year.
Contents:
2022 KID
2019 KID
2016 KID
2012 KI…
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hcup-us.ahrq.gov/db/nation/nis/reports/NIS_2004_Design_Report.jsp
January 01, 2004 - Thus, no adjustment is required for the hospital weight when using the subsamples. … Another strategy is to use sample weight adjustments to compensate for missing values. … Zero-Weight Hospitals
Beginning with the 1993 NIS, the NIS samples no longer contain zero-weight hospitals … Hospitals were stratified just as they were for universe hospital weight calculations. … When using one of the 10% subsample files, use the subsample discharge weight (the discharge weight multiplied
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hcup-us.ahrq.gov/db/nation/nis/reports/NIS_1998_Design_Report.pdf
January 01, 1998 - NIS Hospital Sampling Procedure........................................................... 8
Zero-Weight … Zero-Weight Hospitals
Beginning in 1993, the NIS samples contain no zero-weight hospitals. … Hospital-level weights were developed to weight NIS sample
hospitals to the hospital universe. … The strata that were collapsed for sampling were also collapsed
for sample weight calculations. … Hospitals were stratified just as
they were for universe hospital weight calculations.
-
hcup-us.ahrq.gov/db/nation/nis/reports/NIS_1999_Design_Report.pdf
January 01, 1999 - Zero-Weight Hospitals
Beginning with the 1993 NIS, the NIS samples no longer contain no zero-weight … Hospital-level weights were developed to weight NIS sample
hospitals to the hospital universe. … The strata that were collapsed for sampling were also collapsed
for sample weight calculations. … Within stratum s, each NIS sample hospital’s universe weight was
calculated as:
Ws(universe) = Ns … Hospitals were stratified just as
they were for universe hospital weight calculations.
-
hcup-us.ahrq.gov/db/nation/nis/reports/NIS_2005_Design_Report.pdf
January 01, 2005 - Another strategy is to use sample weight
adjustments to compensate for missing values. … Zero-Weight Hospitals
Beginning with the 1993 NIS, the NIS samples no longer contain zero-weight hospitals … For the 1988-1992 NIS, zero-weight hospitals were
maintained to provide a longitudinal sample. … Hospitals were
stratified just as they were for universe hospital weight calculations. … (the discharge weight multiplied by 10).
-
hcup-us.ahrq.gov/db/nation/nis/reports/NIS_2003_Design_Report_Edited_012506.pdf
January 01, 2003 - Thus, no adjustment is required for the hospital weight when
using the subsamples. … Another strategy is to use sample
weight adjustments to compensate for missing values. … Zero-Weight Hospitals
Beginning with the 1993 NIS, the NIS samples no longer contain zero-weight hospitals … Hospitals were
stratified just as they were for universe hospital weight calculations. … When using one of the 10% subsample files, use the subsample discharge weight
(the discharge weight
-
hcup-us.ahrq.gov/db/nation/nis/reports/NIS_2005_Design_Report.jsp
January 01, 2005 - Another strategy is to use sample weight adjustments to compensate for missing values. … Zero-Weight Hospitals
Beginning with the 1993 NIS, the NIS samples no longer contain zero-weight hospitals … For the 1988–1992 NIS, zero–weight hospitals were maintained to provide a longitudinal sample. … Hospitals were stratified just as they were for universe hospital weight calculations. … (the discharge weight multiplied by 10).
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hcup-us.ahrq.gov/figures/7_05.jsp
January 01, 2005 - Figure 7 : Number of NIS Discharges in Millions, Weighted
Figure 7: Number of NIS Discharges, Weighted, by Year
Number of NIS Discharges, Weighted, by Year
Year
Number of Discharges in Millions, Weighted
2005
39,163,834
2004
38,661,786
2003
38,220,659
2002
37,804,…
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hcup-us.ahrq.gov/figures/7_02.jsp
Figure 7 : Number of NIS Discharges, Weighted, by Year
Figure 7: Number of NIS Discharges, Weighted, by Year
YEAR
Weighted Discharges
1988
35,171,448
1989
35,104,645
1990
35,215,397
1991
35,036,492
1992
35,011,385
1993
34,714,530
1994
34,622,203 …
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hcup-us.ahrq.gov/figures/7_04.jsp
January 01, 2004 - Figure 7 : Number of NIS Discharges in Millions, Weighted
Figure 7: Number of NIS Discharges, Weighted, by Year
Number of NIS Discharges, Weighted, by Year
YEAR
Number of Discharges in Millions, Weighted
2004
38,661,786
2003
38,220,659
2002
37,804,021
2001
37,187,…
-
hcup-us.ahrq.gov/figures/7_01.jsp
Figure 7 : Number of NIS Discharges, Weighted, by Year
Figure 7: Number of NIS Discharges, Weighted, by Year
YEAR
Weighted Discharges
1988
35,171,448
1989
35,104,645
1990
35,215,397
1991
35,036,492
1992
35,011,385
1993
34,714,530
1994
34,622,203 …
-
hcup-us.ahrq.gov/figures/nis_figure7_2013.jsp
January 01, 2013 - Figure 7: Number of NIS Discharges, Weighted, by Year
Figure 7: Number of NIS Discharges, Weighted, by Year
Years
Number of Discharges in Millions, Weighted
1988
35,171,448
1989
35,104,645
1990
35,215,397
1991
35,036,492
1992
35,011,385
1993
34,714,5…
-
hcup-us.ahrq.gov/figures/nis_figure7_2012.jsp
January 01, 2012 - Figure 7: Number of NIS Discharges, Weighted, by Year
Figure 7: Number of NIS Discharges, Weighted, by Year
Years
Number of Discharges in Millions, Weighted
1988
35,171,448
1989
35,104,645
1990
35,215,397
1991
35036492
1992
35,011,385
1993
34714530
…
-
hcup-us.ahrq.gov/figures/nis_figure7_2011.jsp
January 01, 2011 - Figure 7: Number of NIS Discharges, Weighted, by Year
Figure 7: Number of NIS Discharges, Weighted, by Year
Years
Number of Discharges in Millions, Weighted
1988
35,171,448
1989
35,104,645
1990
35,215,397
1991
35036492
1992
35,011,385
1993
34714530
…
-
hcup-us.ahrq.gov/figures/nis_figure7_2010.jsp
January 01, 2010 - Figure 7: Number of NIS Discharges, Weighted, by Year
Figure 7: Number of NIS Discharges, Weighted, by Year
Years
Number of Discharges in Millions, Weighted
1988
35,171,448
1989
35,104,645
1990
35,215,397
1991
35036492
1992
35,011,385
1993
34714530
…
-
hcup-us.ahrq.gov/figures/nis_figure7_2009.jsp
January 01, 2009 - Figure 7: Number of NIS Discharges, Weighted, by Year
Figure 7: Number of NIS Discharges, Weighted, by Year
Years
Number of Discharges in Millions, Weighted
1988
35,171,448
1989
35,104,645
1990
35,215,397
1991
35036492
1992
35,011,385
1993
34714530
…
-
hcup-us.ahrq.gov/figures/7_03.jsp
January 01, 2003 - Figure 7 : Number of NIS Discharges, Weighted, by Year
Figure 7: Number of NIS Discharges, Weighted, by Year
YEAR
Weighted Discharges
2003
38,220,659
2002
37,804,021
2001
37,187,641
2000
36,417,565
1999
35,467,673
1998
34,874,001
1997
35,408,207 …