-
hcup-us.ahrq.gov/db/nation/nis/tools/stats/FileSpecifications_NIS_2012_DX_PR_GRPS.TXT
January 01, 2012 - year of data
10- 25 File name
27- 29 Data element number
31- 59 Data element name
61- 63 Starting
-
hcup-us.ahrq.gov/db/nation/nis/tools/stats/FileSpecifications_NIS_2010_DX_PR_GRPS.TXT
January 01, 2010 - year of data
10- 25 File name
27- 29 Data element number
31- 59 Data element name
61- 63 Starting
-
hcup-us.ahrq.gov/db/nation/nis/tools/stats/FileSpecifications_NIS_2011_DX_PR_GRPS.TXT
January 01, 2011 - of data
10- 25 File name
27- 29 Data element number
31- 59 Data element name
61- 63 Starting
-
hcup-us.ahrq.gov/db/nation/nis/tools/stats/FileSpecifications_NIS_2009_DX_PR_GRPS.TXT
January 01, 2009 - year of data
10- 25 File name
27- 29 Data element number
31- 59 Data element name
61- 63 Starting
-
hcup-us.ahrq.gov/db/nation/kid/tools/stats/FileSpecifications_KID_2012_DX_PR_GRPS.TXT
January 01, 2012 - year of data
10- 25 File name
27- 29 Data element number
31- 59 Data element name
61- 63 Starting
-
hcup-us.ahrq.gov/db/nation/kid/tools/stats/FileSpecifications_KID_2009_DX_PR_GRPS.TXT
January 01, 2009 - year of data
10- 25 File name
27- 29 Data element number
31- 59 Data element name
61- 63 Starting
-
hcup-us.ahrq.gov/db/nation/nis/tools/stats/FILESPC4_1995.PDF
January 01, 1995 - NATIONWIDE INPATIENT SAMPLE
NIS 1995 FILE SPECIFICATIONS AND RECORD LAYOUTS
HCUP-3 FILE SPECIFICATIONS
NATIONWIDE INPATIENT SAMPLE (NIS), RELEASE 4, 1995
Year
Links to
Record Layouts Description Data Set Name
Number of
Records
Record
Length
Number of
Bytes
1995
2 Full NIS, Inpatient Stay Core File A NIS95_A.ASC …
-
hcup-us.ahrq.gov/db/nation/nis/tools/stats/FILESPC5_1996.PDF
January 01, 1996 - File Specifications NIS, Release 51
NATIONWIDE INPATIENT SAMPLE
NIS 1996 FILE SPECIFICATIONS AND RECORD LAYOUTS
HCUP-3 FILE SPECIFICATIONS
NATIONWIDE INPATIENT SAMPLE (NIS), Release 5, 1996
Year Layouts Description Data Set Name Records Length Bytes
Links to Record Number of Record Number of
1996
2 Full NIS, Inpat…
-
hcup-us.ahrq.gov/db/nation/nis/tools/stats/FILESPC3_1994.PDF
January 01, 1994 - NATIONWIDE INPATIENT SAMPLE
NIS 1994 FILE SPECIFICATIONS AND RECORD LAYOUTS
HCUP-3 FILE SPECIFICATIONS
NATIONWIDE INPATIENT SAMPLE (NIS), RELEASE 3, 1994
Year
Links to
Record Layouts Description Data Set Name
Number of
Records
Record
Length
Number of
Bytes
1994
2 Full NIS, Inpatient Stay Core File A NIS94_A.ASC …
-
hcup-us.ahrq.gov/db/nation/nis/tools/stats/FILESPC2_1993.PDF
January 01, 1993 - NATIONWIDE INPATIENT SAMPLE
NIS 1993 FILE SPECIFICATIONS AND RECORD LAYOUTS
HCUP-3 FILE SPECIFICATIONS
NATIONWIDE INPATIENT SAMPLE (NIS), RELEASE 2, 1993
Year
Page Numbers:
Record Layouts Description Data Set Name
Number of
Records
Record
Length
Number of
Bytes
1993
2 Full NIS, Inpatient Stay Core File A NIS93_A…
-
hcup-us.ahrq.gov/reports/ataglance/HCUPanalysisCdiff.pdf
April 12, 2021 - Starting in October 2015, the United States transitioned to
reporting diagnoses using the International … Starting in October 2017, there were two ICD-
10-CM diagnosis codes that differentiated on recurrence
-
hcup-us.ahrq.gov/db/vars/cptn/nedsnote.jsp
May 01, 2015 - Starting at the first secondary procedure (CPT2), the procedures are shifted during HCUP processing to
-
hcup-us.ahrq.gov/toolssoftware/ccsr/DXCCSR-User-Guide-v2019-1.pdf
September 01, 2019 - Starting in
October 1, 2015, diagnoses for hospital inpatient stays and outpatient encounters in the … Individual CCSR categories are numbered sequentially with the numbering scheme
starting at “001” within … rule:
o ICD-10-CM codes for Periprosthetic fracture around internal prosthetic joint (i.e.,
codes starting … chapter on Factors Influencing Health Status
and Contact with Health Services (i.e., ICD-10-CM codes starting … Refined
User Guide
Trimester Coding in ICD-10-CM Diagnoses
Many ICD-10-CM pregnancy codes (starting
-
hcup-us.ahrq.gov/db/nation/nis/NIS_Introduction_2016.jsp
January 01, 2016 - THE NIS WAS REDESIGNED BEGINNING WITH 2012
Starting in data year 2012, the NIS is a sample of discharges … Starting in 2005, the AHA included long term acute care facilities with average lengths-of-stay less … Starting with the 2012 NIS, a systematic sampling design was used to construct the database. … File is available starting in data year 2005. … Starting with the 2012 NIS, a systematic sampling design is used to construct the database.
-
hcup-us.ahrq.gov/reports/statbriefs/sb235-Inpatient-Stays-Age-Payer-Trends.pdf
December 01, 2016 - under age 18 years
with nonneonatal, nonmaternal
inpatient stays; its share
exceeded 50 percent starting … Cost and
Utilization Project (HCUP), National (Nationwide) Inpatient Sample (NIS), 2000–2015
■ Starting … The redesign incorporates two critical
changes:
• Revisions to the sample design—starting with 2012
-
hcup-us.ahrq.gov/db/nation/nis/tools/stats/FileSpecifications_NIS_2014_DX_PR_GRPS.TXT
January 01, 2014 - year of data
10- 25 File name
27- 29 Data element number
31- 59 Data element name
61- 63 Starting
-
hcup-us.ahrq.gov/db/nation/nis/tools/stats/FileSpecifications_NIS_1993_Supplemental.TXT
January 01, 1993 - year of data
10- 25 File name
27- 29 Data element number
31- 59 Data element name
61- 63 Starting
-
hcup-us.ahrq.gov/db/nation/nis/tools/stats/FileSpecifications_NIS_1994_Supplemental.TXT
January 01, 1994 - year of data
10- 25 File name
27- 29 Data element number
31- 59 Data element name
61- 63 Starting
-
hcup-us.ahrq.gov/db/nation/nis/tools/stats/FileSpecifications_NIS_1996_Supplemental.TXT
January 01, 1996 - year of data
10- 25 File name
27- 29 Data element number
31- 59 Data element name
61- 63 Starting
-
hcup-us.ahrq.gov/db/vars/dxccsr_default_dx1/nisnote.jsp
September 01, 2008 - or genetic susceptibility to neoplasms (e.g., code D630 for anemia in neoplastic diseases and codes starting