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hcup-us.ahrq.gov/db/vars/dqtr/nrdnote.jsp
August 01, 2015 - Healthcare Cost and Utilization Project (HCUP) NRD Notes
An official website of the Department of Health & Human Services
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hcup-us.ahrq.gov/tech_assist/faq.jsp
September 01, 2025 - The NIS , NASS , NEDS and NRD , are released
annually, approximately 18 to 22 months following … The KID is released every 3 years,
approximately 18 months following the end of a calendar year … SASD , and SEDD ) are
released on a rolling basis—typically beginning 9 to 12
months … The definition of a chronic condition is dependent on duration (a condition lasting 12 months of longer
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hcup-us.ahrq.gov/db/nation/kid/KID_2003_CORE_Volume2_M-Z.pdf
January 01, 2003 - Prior to 1998 data, a six months window (three months
before and three months after) is allowed. … Beginning in the 1998 data, a six month
window (three months before and three months after) is allowed … before and 3 months after October of each year when ICD-9-CM coding
changes occur).
1. … before and 3 months after October of each year when ICD-9-CM coding
changes occur).
1. … The HCUP
criteria for procedure validation allows a year window (six months before and six
months after
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hcup-us.ahrq.gov/db/nation/kid/tools/stats/FileSpecifications_KID_2009_Core.TXT
January 01, 2009 - when age < 1 year)
KID 2009 Core 5 AGEMONTH 20 22 Num Age in months
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hcup-us.ahrq.gov/reports/statbriefs/sb39.pdf
October 01, 2007 - HCUP Statistical Brief #39: Hospitalizations Related to Drug Abuse, 2005
HEALTHCARE COST AND
UTILIZATION PROJECT
Agen
Res
October 2007
In 200
in 1.3 m
the U.S
all stay
hospita
Opioid
most fr
discha
hospita
More t
drug a
gency
Patien
abuse
than th
(41 ve
The el
though
the rat
cia…
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hcup-us.ahrq.gov/reports/statbriefs/sb290-COVID-19-AllHospital.pdf
December 01, 2020 - patients in
29 States more than doubled
(109 percent) in April–December
2020 compared with the same
months … ) while in-
hospital deaths for these payers
increased at least 40 percent
compared with the same months
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hcup-us.ahrq.gov/datainnovations/clinicalcontentenhancementtoolkit/hi31.pdf
March 23, 2010 - Incorporation of Laboratory Results into Statewide Hospital Data
Incorporation of Laboratory
Results into Statewide
Hospital Data
Todd Seto, M.D. Principal Investigator
Jill Miyamura, Ph.D. Co-Principal Investigator
Christine Reuschel, Project Manager
RATIONALE FOR ADDING
CLINICAL DATA
• Adding li…
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hcup-us.ahrq.gov/datainnovations/raceethnicitytoolkit/ca13.jsp
July 01, 2016 - However, hospitals should have a system to ask patients every six months or year, as this information
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hcup-us.ahrq.gov/reports/factsandfigures/2007/exhibit2_1.jsp
January 01, 2007 - A chronic condition is defined as a condition that lasts 12 months or longer and limits an individual
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hcup-us.ahrq.gov/db/nation/nass/nassdde.jsp
February 01, 2025 - NASS Description of Data Elements
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…
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hcup-us.ahrq.gov/db/vars/totchg_x/nisnote.jsp
September 01, 2008 - We adjusted the admission month (AMONTH) by the number of months corresponding to the change in the discharge
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hcup-us.ahrq.gov/db/nation/nis/NIS_Introduction_2014.jsp
January 01, 2014 - , the number of observed discharges was adjusted by a factor of 12 ÷ M, where M is the number of months … For example, when a hospital contributed only six months of discharge data to HCUP, the adjusted number
-
hcup-us.ahrq.gov/reports/statbriefs/sb242-Pediatric-ED-Visits-2015.pdf
January 01, 2015 - Emergency Department Visits Within the Past 12
Months Among Children Under Age 18, by Selected Characteristics … the number of pediatric ED visits involving respiratory conditions
consistently peaked during the months … Respiratory Conditions Injuries
11
■ Children visited the ED with injuries most frequently during the months
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hcup-us.ahrq.gov/db/nation/neds/stats/FileSpecifications_NEDS_2016_Core.TXT
January 01, 2016 - Data Set Name: NEDS_2016_CORE
Number of Observations: 32680232
Total Number of Data Elements: 56
Columns Description
======== ===========
1 - 4 Database name
6 - 9 Discharge year of data
11 - 19 File name
21 - 23 Data element number
25 - 43 Data element name
45 …
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hcup-us.ahrq.gov/db/quality.jsp
April 01, 2022 - starting with the letters "V" through "Y") that is invalid as of the discharge date, plus or minus six months … least one HCPCS/CPT procedure code (CPTn) that is invalid as of the discharge date plus or minus 6 months … contains at least one diagnosis code (DXn) that is invalid as of the discharge date, plus or minus six months … least one external cause of injury code that is invalid as of the discharge date, plus or minus six months … least one HCPCS/CPT procedure code (CPTn) that is invalid as of the discharge date plus or minus 6 months
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hcup-us.ahrq.gov/db/nation/nis/nis_2003_stspecific_restr.jsp
January 01, 2003 - Sources of NIS Data and State-Specific Restrictions 2003
An official website of the Department of Health & Human Services
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hcup-us.ahrq.gov/datainnovations/raceethnicitytoolkit/nm10.jsp
July 01, 2016 - Training Evaluation
Key Informant Survey
Pre and Post Tests
Day of the training and three months
-
hcup-us.ahrq.gov/db/nation/nis/NIS_Sources_and_Restrictions_2000.pdf
January 01, 2000 - Sources of NIS Data and State-Specific Restrictions
2000
AZ Arizona Department of Health Services
No restrictions
CA Office of Statewide Health Planning & Development
No restrictions
CO Colorado Health & Hospital Association
No restrictions
CT CHIME, Inc.…
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hcup-us.ahrq.gov/db/nation/neds/stats/FileSpecifications_NEDS_2017_Core.TXT
January 01, 2017 - Data Set Name: NEDS_2017_CORE
Number of Observations: 33506645
Total Number of Data Elements: 58
Columns Description
======== ===========
1 - 4 Database name
6 - 9 Discharge year of data
11 - 19 File name
21 - 23 Data element number
25 - 43 Data element name
45 …
-
hcup-us.ahrq.gov/db/nation/neds/stats/FileSpecifications_NEDS_2007v2_Core.TXT
April 12, 2010 - Data Set Name: NEDS_2007_CORE
Number of Observations: 26627923
Total Number of Data Elements: 76
Columns Description
======== ===========
1 - 4 Database name
6 - 9 Discharge year of data
11 - 25 File name
27 - 29 Data element number
31 - 58 Data element name
60 …