-
hcup-us.ahrq.gov/db/vars/dqtr_x/nisnote.jsp
September 01, 2008 - We adjusted the total charges (TOTCHG and TOTCHG_X) using quarter-specific adjustment factors calculated
-
hcup-us.ahrq.gov/db/nation/nass/NASSIntroduction2021.pdf
April 01, 2024 - approximate 66 percent sample of universe hospitals.
3.5.2 Encounter Weights
Encounter weights were calculated … Within stratum s for hospital i, the universe
weight for each encounter in the NASS sample was calculated … Standard errors and confidence intervals then can be calculated from the validation data.
-
hcup-us.ahrq.gov/db/nation/nass/NASSIntroduction2022.pdf
December 01, 2024 - approximate 64.9 percent sample of universe hospitals.
3.5.2 Encounter Weights
Encounter weights were calculated … Within stratum s for hospital i, the universe
weight for each encounter in the NASS sample was calculated … Standard errors and confidence intervals then can be calculated from the validation data.
-
hcup-us.ahrq.gov/db/nation/nrd/nrdchecklist.jsp
November 01, 2024 - Checklist for Working with the NRD
An official website of the Department of Health & Human Services
Search All AHRQ Websites
Careers
Contact Us
Espanol
FAQs
Email Updates
…
-
hcup-us.ahrq.gov/db/nation/nis/tools/stats/FileSpecifications_NIS_2009_Core.TXT
January 01, 2009 - 2009 Core 18 DRG_NoPOA 48 50 Num DRG in use on discharge date, calculated … 2009 Core 89 MDC_NoPOA 349 350 Num MDC in use on discharge date, calculated
-
hcup-us.ahrq.gov/db/nation/kid/tools/stats/FileSpecifications_KID_2009_Core.TXT
January 01, 2009 - 2009 Core 22 DRG_NoPOA 68 70 Num DRG in use on discharge date, calculated … 2009 Core 92 MDC_NoPOA 354 355 Num MDC in use on discharge date, calculated
-
hcup-us.ahrq.gov/db/nation/nass/2020_NASS_Introduction.pdf
January 01, 2020 - approximate 67 percent sample of universe hospitals.
3.5.2 Encounter Weights
Encounter weights were calculated … Within stratum s for hospital i, the universe
weight for each encounter in the NASS sample was calculated … Standard errors and confidence intervals then can be calculated from the validation data.
-
hcup-us.ahrq.gov/db/nation/nis/2015HCUPNationalInpatientSample.pdf
September 28, 2022 - Procedures
DRG version DRGVER DRGVER
DRG in use on discharge date DRG DRG
DRG in use on discharge
date, calculated … Element
Included in the
Q4 Diagnosis and
Procedure Groups File
MDC in use on discharge
date, calculated
-
hcup-us.ahrq.gov/db/nation/nass/NASS_Introduction_2020.jsp
January 01, 2020 - approximate 67 percent sample of universe hospitals.
3.5.2 Encounter Weights
Encounter weights were calculated … Within stratum s for hospital i , the universe weight for each encounter in the NASS sample was calculated … Standard errors and confidence intervals then can be calculated from the validation data.
-
hcup-us.ahrq.gov/reports/statbriefs/sb287-Ambulatory-Surgery-Overview-2019.pdf
January 01, 2019 - Percentages are calculated from unrounded values. … Percentages are calculated from unrounded
values. … Rates are calculated from unrounded values. … Rates are calculated from unrounded values. … Percentages are calculated from unrounded values.
-
hcup-us.ahrq.gov/db/nation/nass/NASS_Introduction_2018.jsp
January 01, 2018 - approximate 62 percent sample of universe hospitals.
3.5.2 Encounter Weights
Encounter weights were calculated … Within stratum s for hospital i , the universe weight for each encounter in the NASS sample was calculated … Standard errors and confidence intervals then can be calculated from the validation data.
-
hcup-us.ahrq.gov/toolssoftware/revisit/UserGuide-SuppRevisitFilesCD.pdf
October 01, 2024 - As a result, DaysToEvent will be consistently calculated for all
of a patient’s linked events, regardless … i.e., non-missing visitLink) with more than one hospital
visit, the elapsed days between visits are calculated … A timing variable (DaysToEvent) was calculated
consistently for each verified patient linkage number
-
hcup-us.ahrq.gov/reports/statbriefs/sb183-Hospitalizations-Multiple-Chronic-Conditions-Projections-2014.pdf
January 01, 2014 - were generated using the SAS Time Series Forecasting
System™ (Version 9.2).4 Projections were first calculated … National quarterly trends were calculated as a weighted average of the State-level
quarterly trends … Average annual percentage change
Average annual percentage change was calculated using the following … This value was calculated as
the average of the four 2014 quarterly inflation factors.
-
hcup-us.ahrq.gov/reports/statbriefs/sb315-overview-MRSA-2016-2021.pdf
January 01, 2021 - Frequencies were calculated for each CCSR, and based on these
frequencies, the CCSRs were ranked in … infections
The rate of inpatient stays with MRSA infections per 10,000 adult inpatient stays was calculated … The rate of adult inpatient
stays with MRSA infections was calculated using the following formula. … stays with MRSA infections = x 10,000
Percentage change
The percentage change between groups was calculated … Percentage of inpatient stays
The percentage of inpatient stays in a given inpatient stay category was calculated
-
hcup-us.ahrq.gov/db/nation/nass/2018_NASS_Introduction.pdf
January 01, 2018 - approximate 62 percent sample of universe hospitals.
3.5.2 Encounter Weights
Encounter weights were calculated … Within stratum s for hospital i, the universe
weight for each encounter in the NASS sample was calculated … Standard errors and confidence intervals then can be calculated from the validation data.
-
hcup-us.ahrq.gov/db/nation/neds/nedschecklist.jsp
November 01, 2024 - Checklist for Working with the NEDS
An official website of the Department of Health & Human Services
Search All AHRQ Websites
Careers
Contact Us
Espanol
FAQs
Email Updates
…
-
hcup-us.ahrq.gov/db/coding.pdf
November 19, 2020 - patient linkage
numbers
Recoded into uniform coding schemes Sex, race, expected primary pay source
Calculated
-
hcup-us.ahrq.gov/db/nation/nrd/stats/FileSpecifications_NRD_2015Q1Q3_DX_PR_GRPS.TXT
October 31, 2017 - NRD_2015Q1Q3_DX_PR_GRPS 63 DRG_NoPOA 3 Num DRG in use on discharge date, calculated … NRD_2015Q1Q3_DX_PR_GRPS 138 MDC_NoPOA 2 Num MDC in use on discharge date, calculated
-
hcup-us.ahrq.gov/reports/methods/2015-08.pdf
January 01, 2015 - Patients Dually Enrolled in
Medicare and Medicaid (page 13)
ACS allows population estimates to be
calculated
-
hcup-us.ahrq.gov/reports/methods/2014-03UserGuide.pdf
January 01, 2014 - Patients Dually Enrolled in
Medicare and Medicaid (page 13)
ACS allows population estimates to be
calculated