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hcup-us.ahrq.gov/db/nation/nrd/Introduction_NRD_2010-2015.jsp
January 01, 2015 - Discharge Weights by Patient Age and Sex, 2012
Table A.5.5 Range of Discharge Weights by Patient … In addition, pairs of discharge records representing transfers or same-day stays (i.e., one discharge … Percentage of SID Discharges in the NRD by Type of Discharge
Type of Discharge
Percentage of … Range of Discharge Weights by Patient Age and Sex, 2015
Patient Age and Sex
Discharge Weights … We defined a discharge as a same-day stay if the discharge date for one inpatient stay was the same
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hcup-us.ahrq.gov/db/nation/nis/reports/NISRedesignFinalReport040914.pdf
June 11, 2014 - Columns 5 and 6 show the effect of replacing AHA discharge counts with SID discharge counts
to estimate … Counts
Use AHA Discharge
Counts Use SID Discharge Counts*
Use AHA Hospital ID Use AHA Hospital … Counts
Use AHA Discharge
Counts Use SID Discharge Counts*
Use AHA Hospital ID Use AHA Hospital … If every fifth discharge was selected, it would be impossible to select a
discharge from both group … discharge estimates and the SID-based
discharge counts, we searched the internet for discharge count
-
hcup-us.ahrq.gov/reports/methods/2014-04.pdf
January 01, 2014 - Columns 5 and 6 show the effect of replacing AHA discharge counts with SID discharge counts
to estimate … Counts
Use AHA Discharge
Counts Use SID Discharge Counts*
Use AHA Hospital ID Use AHA Hospital … Counts
Use AHA Discharge
Counts Use SID Discharge Counts*
Use AHA Hospital ID Use AHA Hospital … If every fifth discharge was selected, it would be impossible to select a
discharge from both group … discharge estimates and the SID-based
discharge counts, we searched the internet for discharge count
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hcup-us.ahrq.gov/db/nation/nrd/Introduction_NRD_2010-2017.pdf
January 01, 2017 - In addition, pairs of discharge records representing
transfers or same-day stays (i.e., one discharge … The 2015 NRD includes three discharge-level files and one hospital-level file:
• Discharge-level Files … dates to discharge month (data element DMONTH) and discharge year
(data element YEAR). … Percentage of SID Discharges in the NRD by Type of Discharge
Type of Discharge
Percentage of SID … We defined a discharge as a same-day stay if the discharge date for one inpatient stay was the
same
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hcup-us.ahrq.gov/reports/methods/2006_05_NISTrendsReport_1988-2004A.pdf
January 01, 2006 - o Calculated discharge weights on the basis of SID discharge counts rather than
AHA survey discharge … count on the estimated total U.S. discharge count (sum of
discharge weights) using 1997 data. … Using observed SID discharge counts in place of estimated AHA discharge counts for
estimating the total … Counts
Use AHA Discharge
Counts Use SID Discharge Countsa
Use AHA Hospital ID Use AHA Hospital … The NIS contains admission month,
discharge quarter and discharge year.
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hcup-us.ahrq.gov/db/nation/nis/reports/NIS_1997_Design_Report.jsp
January 01, 1997 - Discharge-Level Sampling Weights
The calculations for discharge-level sampling weights were very similar … Universe Discharge Weights
Discharge weights to the universe were calculated by post-stratification … Frame Discharge Weights
Discharge-level sampling weights were also calculated to represent all discharges … discharge sample size each year. … weights will be useful for producing discharge-level statistics for analyses that use the discharge
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hcup-us.ahrq.gov/db/vars/dqtr_x/kidnote.jsp
September 01, 2008 - HCUP Supplemental Files
NIS-Trend Weights Files
NIS Hospital Ownership Files
NIS 1993-2002 Discharge-Level … DATA QUERY TOOLS
KID Description of Data Elements
DQTR_X - Discharge … quarter, as received from data source (DQTR_X) is derived from either the month of the discharge date … or the supplied discharge quarter. … Top
Uniform Values
Variable Description Value Value Description DQTR_X Discharge
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hcup-us.ahrq.gov/db/nation/nrd/Introduction_NRD_2010-2015.pdf
January 01, 2015 - In addition, pairs of discharge records representing
transfers or same-day stays (i.e., one discharge … dates to discharge month (data element DMONTH) and discharge year
(data element YEAR). … Percentage of SID Discharges in the NRD by Type of Discharge
Type of Discharge
Percentage of SID … We defined a discharge as a same-day stay if the discharge date for one inpatient stay was the
same … A.5.3 Range of Discharge Weights by Patient Age and Sex, 2013
Table A.5.4 Range of Discharge Weights
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hcup-us.ahrq.gov/db/nation/nis/reports/NIS_1997_Design_Report.pdf
January 01, 1997 - Discharge-Level Sampling Weights
The calculations for discharge-level sampling weights were very similar … Frame Discharge Weights. … discharge sample size each year. … Discharge Weights for 10 Percent Subsamples
In the 10 percent subsamples, each discharge had a 10 percent … weights will be useful for producing discharge-
level statistics for analyses that use the discharge
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hcup-us.ahrq.gov/db/state/siddist/siddist_filecompmi.jsp
April 01, 2025 - HCUP Supplemental Files
NIS-Trend Weights Files
NIS Hospital Ownership Files
NIS 1993-2002 Discharge-Level … Types of Facilities Included in the Files Provided to HCUP by the Partner
Michigan supplied discharge … MHA included a flag on the discharge records that indicated if the record was replicated. … Records from non-Michigan hospitals were deleted during HCUP data processing
Records with a discharge
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hcup-us.ahrq.gov/db/vars/los_x/nisnote.jsp
September 01, 2008 - If the data source does not supply either admission date (ADATE) and discharge date (DDATE), or length … Georgia
Beginning with the 2001 data, Georgia supplied admission and discharge dates for calculating … Kentucky
Beginning with the 2007 data, Kentucky supplied admission and discharge dates for calculating … North Carolina
Beginning with the 2007 data, North Carolina supplied admission and discharge dates … Prior to data year 2012, the length of stay was calculated from admission and discharge dates.
-
hcup-us.ahrq.gov/db/vars/los_x/kidnote.jsp
September 01, 2008 - If the data source does not supply either admission date (ADATE) and discharge date (DDATE), or length … Georgia
Beginning with the 2001 data, Georgia supplied admission and discharge dates for calculating … Kentucky
Beginning with the 2007 data, Kentucky supplied admission and discharge dates for calculating … North Carolina
Beginning with the 2007 data, North Carolina supplied admission and discharge dates … Prior to data year 2012, the length of stay was calculated from admission and discharge dates.
-
hcup-us.ahrq.gov/db/nation/nis/trendwghts.jsp
June 01, 2024 - For years prior to 2012, the trend weight (TRENDWT) should be used in place of the original discharge … For 2012 and after, no trend weight is needed, and the regular discharge weight (DISCWT) should be used … For 2012 we expect overall trends in discharge counts to decline by about 4.3 percent, overall trends … In order to facilitate analysis of trends using multiple years of NIS data, AHRQ developed new discharge … The trend weight (TRENDWT) should be used in place of the original discharge weight (DISCWT) to create
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hcup-us.ahrq.gov/db/nation/nis/reports/NIS_1995_Design_Report.jsp
January 01, 1995 - Universe Discharge Weights. … Frame Discharge Weights. … discharge sample size each year. … Discharge Weights for 10 Percent Subsamples
In the 10 percent subsamples, each discharge had a 10 … weights will be useful for producing discharge-level statistics for analyses that use the discharge
-
hcup-us.ahrq.gov/db/nation/nis/reports/NIS_1994_Design_Report.jsp
January 01, 1994 - Universe Discharge Weights. … Frame Discharge Weights. … discharge sample size each year. … Discharge Weights for 10 Percent Subsamples
In the 10 percent subsamples, each discharge had a 10 … weights will be useful for producing discharge-level statistics for analyses that use the discharge
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hcup-us.ahrq.gov/db/nation/nis/reports/NIS_1998_Design_Report.jsp
January 01, 1998 - Discharge Weights
The calculations for discharge-level sampling weights were similar to the calculations … discharges that each sampled discharge represented in its stratum. … Discharge weights to the universe were calculated by post-stratification. … Discharge Weights for 10 Percent Subsamples
In the 10 percent subsamples, each discharge had a 10 … weights will be useful for producing discharge-level statistics for analyses that use the discharge
-
hcup-us.ahrq.gov/db/nation/nis/reports/NIS_1999_Design_Report.pdf
January 01, 1999 - Discharge Weights
The calculations for discharge-level sampling weights were similar to the calculations … discharges that each sampled discharge represented in its stratum. … Discharge weights to the universe were calculated by post-stratification. … Discharge Weights for 10 Percent Subsamples
In the 10 percent subsamples, each discharge had a 10 … weights will be useful for producing discharge-level statistics for
analyses that use the discharge
-
hcup-us.ahrq.gov/db/nation/nis/reports/NIS_2000_Design_Report.pdf
January 01, 2000 - Discharge Weights
The calculations for discharge-level sampling weights were similar to the calculations … discharges that each sampled discharge represented in its stratum. … Discharge weights to the universe were calculated by post-stratification. … Discharge Weights for 10 Percent Subsamples
In the 10 percent subsamples, each discharge had a 10 … weights will be useful for producing discharge-level statistics for
analyses that use the discharge
-
hcup-us.ahrq.gov/db/nation/nrd/Introduction_NRD_2019.jsp
January 01, 2019 - In addition, pairs of discharge records representing transfers or same-day stays (i.e., one discharge … file defined by discharge date. … Percentage of SID Discharges in the NRD by Type of Discharge, 2019
Type of Discharge
Percentage … A discharge was defined as a same-day stay if the discharge date for one inpatient stay was the same … dates to discharge month (data element DMONTH) and discharge year (data element YEAR).
13 Barrett
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hcup-us.ahrq.gov/db/nation/nis/reports/NIS_1996_Design_Report.jsp
January 01, 1996 - Discharge-Level Sampling Weights
The calculations for discharge-level sampling weights were very similar … Universe Discharge Weights. … Frame Discharge Weights. … discharge sample size each year. … weights will be useful for producing discharge-level statistics for analyses that use the discharge