-
hcup-us.ahrq.gov/db/state/siddist/2016CDSIDDischargeandHospCountsRpt.pdf
November 02, 2018 - Number of
SID
discharges
from other
types of
hospitals4
Total number
of hospitals
(DSHOSPID … )5
Number of
hospitals
(DSHOSID)
that can
be linked to
the AHA
Survey of
Hospitals
Number … of hospitals
(AHA ID) in
the State6
Number of
hospitals (AHA
ID) included
in the SID
Number … )5
Number of
hospitals
(DSHOSID)
that can
be linked to
the AHA
Survey of
Hospitals
Number … of hospitals
(AHA ID) in
the State6
Number of
hospitals (AHA
ID) included
in the SID
Number
-
hcup-us.ahrq.gov/db/state/siddist/2014CDSID_DischargeAndHospitalCounts_Sept22016%20updt.pdf
September 22, 2016 - Number of
SID
discharges
from other
types of
hospitals4
Total number
of hospitals
(DSHOSPID … )5
Number of
hospitals
(DSHOSID)
that can
be linked to
the AHA
Survey of
Hospitals
Number … State
Number of
AHA
admissions and
births for
hospitals
included in the
SID3
Number of … )5
Number of
hospitals
(DSHOSID)
that can
be linked to
the AHA
Survey of
Hospitals
Number … State
Number of
AHA
admissions and
births for
hospitals
included in the
SID3
Number of
-
hcup-us.ahrq.gov/db/state/siddist/2011SIDDischargeandHospitalCountsReportCD05192012updt.pdf
May 19, 2014 - Number of
SID
discharges
from other
types of
hospitals4
Total number
of hospitals
(DSHOSPID … )5
Number of
hospitals
(DSHOSID)
that can
be linked to
the AHA
Survey of
Hospitals
Number … State
Number of
AHA
admissions and
births for
hospitals
included in the
SID3
Number of … 1,3
Number of
SID
discharges
from other
types of
hospitals
4
Total number
of hospitals … Total number
of hospitals
(AHA ID) in
the State
6
Number of
hospitals
(AHA ID)
included
-
hcup-us.ahrq.gov/db/nation/nis/tools/stats/FileSpecifications_NIS_2022_Severity.TXT
January 01, 2022 - Data Set Name: NIS_2022_SEVERITY
Number of Observations: 6578372
Total Record Length: … 23
Total Number of Data Elements: 5
Created on 10/15/2024. … 1- 3 Database name
5- 8 Discharge year of data
10- 35 File name
37- 40 Data element number … data element in ASCII file
77- 80 Ending column of data element in ASCII file
82- 82 Non-zero number … NIS 2022 NIS_2022_Severity 2 KEY_NIS 6 15 Num NIS record number
-
hcup-us.ahrq.gov/db/nation/nis/tools/stats/FileSpecifications_NIS_2021_Severity.TXT
January 01, 2021 - Data Set Name: NIS_2021_SEVERITY
Number of Observations: 6666752
Total Record Length: … 23
Total Number of Data Elements: 5
Created on 12/22/2023. … 1- 3 Database name
5- 8 Discharge year of data
10- 35 File name
37- 40 Data element number … data element in ASCII file
77- 80 Ending column of data element in ASCII file
82- 82 Non-zero number … NIS 2021 NIS_2021_Severity 2 KEY_NIS 6 15 Num NIS record number
-
hcup-us.ahrq.gov/db/nation/nis/tools/stats/FileSpecifications_NIS_2020_Severity_V2.TXT
January 01, 2020 - Data Set Name: NIS_2020_SEVERITY
Number of Observations: 6471165
Total Record Length … : 23
Total Number of Data Elements: 5
Created on 12/01/2022. … 3 Database name
5- 8 Discharge year of data
10- 35 File name
37- 40 Data element number … data element in ASCII file
77- 80 Ending column of data element in ASCII file
82- 82 Non-zero number … NIS 2020 NIS_2020_Severity 1 HOSP_NIS 1 5 Num NIS hospital number
-
hcup-us.ahrq.gov/db/nation/kid/tools/stats/FileSpecifications_KID_2022_Severity.TXT
January 01, 2022 - Data Set Name: KID_2022_SEVERITY
Number of Observations: 3009812
Total Record Length: … 21
Total Number of Data Elements: 5
Created on 11/07/2024. … 1- 3 Database name
5- 8 Discharge year of data
10- 35 File name
37- 40 Data element number … data element in ASCII file
77- 80 Ending column of data element in ASCII file
82- 82 Non-zero number … KID 2022 KID_2022_Severity 2 RECNUM 6 13 Num KID record number
-
hcup-us.ahrq.gov/db/vars/n_hosp_u/nassnote.jsp
August 01, 2019 - For the NIS beginning in 2012, N_HOSP_U contains the total number of hospitals in the universe of AHA … For the NRD, N_HOSP_U contains the total number of hospitals in the universe of AHA community excluding … For the NASS, N_HOSP_U contains the total number of community (general medical/surgical and childrens … Top
Uniform Values
Variable Description Value Value Description N_HOSP_U Number of … universe hospitals in the stratum 3(n) Number of hospitals in the universe for the stratum
-
hcup-us.ahrq.gov/db/vars/s_disc_u/nassnote.jsp
August 01, 2019 - DATA QUERY TOOLS
NASS Description of Data Elements
S_DISC_U - Number … For the NIS beginning in 2012, S_DISC_U contains the total number of inpatient discharges for the stratum … For the NRD, S_DISC_U contains the total number of inpatient discharges for the stratum. … Top
Uniform Values
Variable Description Value Value Description S_DISC_U Number of … discharges in the sample for the stratum 6(n) Number of discharges in the sample for the stratum
-
hcup-us.ahrq.gov/db/vars/s_hosp_u/nassnote.jsp
August 01, 2019 - For the NIS beginning in 2012, S_HOSP_U contains the total number of hospitals in the stratum. … For the NRD, S_HOSP_U contains the total number of hospitals in the stratum. … For the NEDS, S_HOSP_U contains the total number of sampled hospital-based emergency departments in the … For the NASS, S_HOSP_U contains the total number of sampled hospitals in the stratum.
… Top
Uniform Values
Variable Description Value Value Description S_HOSP_U Number of
-
hcup-us.ahrq.gov/reports/statbriefs/sb285-COVID-19-OverAge64Hosptl.pdf
July 19, 2021 - The number of hospitalizations and in-hospital deaths for patients
aged 65 years and older is presented … Each dot in the figure
represents the State-specific number of hospitalizations or in-hospital deaths … ■ On average, across the 13 States examined, the number of all hospitalizations for adults aged 65 … There was a less than 10 percent decrease in the
average number of hospitalizations for adults aged … 2020 compared with the average of April–September 2016–2019, by
quarter, 13 States
Notes: Number
-
hcup-us.ahrq.gov/toolssoftware/surgeryflags_svcproc/SF-SvcProc-ChgLg-v20241-v20251.xlsx
June 01, 2025 - End of content
Compare_SurgeryFlag_Code_Counts
Comparison of the Number of HCPCS Level I (CPT) Codes … not included in v2024.1, but is included in v2025.1 (code valid on 1/1/2025)
Surgery (10004-69990) Number … Surgery Flag designation 0
Discontinued code 13
New code 33
Radiology procedures (70000-79999) Number … Flag designation 0
Discontinued code 0
New code 6
Medicine services and procedures (90281-99756) Number … 1054
Change in Surgery Flag designation 0
Discontinued code 69
New code 36
Category III (T) code Number
-
hcup-us.ahrq.gov/reports/methods/2008_08.pdf
January 01, 2008 - Total
Number
of
Facilities
Number of
Hospital-
Based
Facilities
Number of
Free-
standing … Number of
SASD
Surgeries
Number of
AHA
Surgeries
Number of
FOSC
Surgeries
SASD + AHA
+ … of
Facilities
Number of
SASD
Surgeries
Number of
AHA
Surgeries
Number of
FOSC
Surgeries … of
Facilities
Number of
SASD
Surgeries
Number of
AHA
Surgeries
Number of
FOSC
Surgeries … of
Facilities
Number of
SASD
Surgeries
Number of
AHA
Surgeries
Number of
FOSC
Surgeries
-
hcup-us.ahrq.gov/db/nation/kid/tools/stats/KID_2022_MaskedStats_Hospital.PDF
January 01, 2022 - Continuous Data Elements
Variable / Label N Minimum Maximum Mean Median Sum
HOSP_KID : KID hospital number … 3,811 10,001 40,886 27,018.2 30,341 102,966,390
N_BRTH_U : Number of universe births in the stratum … 3,811 719 371,343 62,687.7 20,139 238,902,805
N_DISC_U : Number of universe discharges in the stratum … 3,811 5,318 3,526,381 617,679.2 233,059 2,353,975,531
N_HOSP_U : Number of universe hospitals in the … 27,826.0 4,660 106,044,853
S_CMPB_U : Number of sample other newborns in the stratum 3,811 0 156,764
-
hcup-us.ahrq.gov/reports/statbriefs/sb284-COVID-19-Age18to64Hosptl.pdf
December 01, 2020 - These tables were also
Highlights
■ Across 13 States, the average
number of hospitalizations for … ■ Across 13 States, the number of
in-hospital deaths for Hispanic
patients aged 18–64 years more … Each dot in the figure represents the
State-specific number of hospitalizations or in-hospital deaths … ■ On average, the number of all-cause in-hospital deaths among patients aged 18–64 years in the 13 … 2020 compared with the average of April–September 2016–2019, by
quarter, 13 States
Notes: Number
-
hcup-us.ahrq.gov/db/nation/kid/tools/stats/FileSpecifications_KID_2000_HOSPITAL.TXT
January 01, 2000 - Data Set Name: KID_2000_HOSPITAL
Number of Observations: 2784
Total Record Length: 310 … Total Number of Variables: 44
Columns Description:
======= ============
1- 3 Database … name
5- 8 Discharge year of data
10- 25 File name
27- 29 Variable number
31- 49 Variable … column of variable in ASCII file
55- 57 Ending column of variable in ASCII file
59 Non-zero number … Z012)
KID 2000 HOSPITAL 8 HOSPID 98 102 Num HCUP hospital identification number
-
hcup-us.ahrq.gov/db/nation/nrd/stats/FileSpecifications_NRD_2018_Core.TXT
January 01, 2018 - Data Set Name: NRD_2018_CORE
Created on 11/30/2020
Number of Observations: 17686511 … Total Number of Data Elements: 121
Columns Description
======== ===========
1 - 3 Database … name
5 - 8 Discharge year of data
10 - 35 File name
37 - 39 Data element number
41 - … 69 Data element name
70 Length of data element
73 Non-zero number of digits after … without POA
NRD 2018 NRD_2018_Core 59 I10_NDX 3 Num ICD-10-CM Number
-
hcup-us.ahrq.gov/db/nation/nrd/stats/FileSpecifications_NRD_2017_Core.TXT
January 01, 2017 - Data Set Name: NRD_2017_CORE
Created on 11/22/2019
Number of Observations: 17978754 … Total Number of Data Elements: 123
Columns Description
======== ===========
1 - 3 Database … name
5 - 8 Discharge year of data
10 - 35 File name
37 - 39 Data element number
41 - … 69 Data element name
70 Length of data element
73 Non-zero number of digits after … without POA
NRD 2017 NRD_2017_Core 59 I10_NDX 3 Num ICD-10-CM Number
-
hcup-us.ahrq.gov/db/state/sid/2010SIDDischge_HospCtsRptIntramural051912.pdf
May 19, 2014 - Number of
SID
discharges
from other
types of
hospitals4
Total number
of hospitals
(DSHOSPID … )5
Number of
hospitals
(DSHOSID)
that can
be linked to
the AHA
Survey of
Hospitals
Number … State
Number of
AHA
admissions and
births for
hospitals
included in the
SID3
Number of … Number of
SID
discharges
from other
types of
hospitals
4
Total number
of hospitals
( … Total number
of hospitals
(AHA ID) in
the State
6
Number of
hospitals
(AHA ID)
included
-
hcup-us.ahrq.gov/db/nation/nrd/stats/FileSpecifications_NRD_2015Q4_DX_PR_GRPS.TXT
October 31, 2017 - Data Set Name: NRD_2015Q4_DX_PR_GRPS
Created on 10/31/2017
Number of Observations: 4270946 … Total Number of Data Elements: 76
Columns Description
======== ===========
1 - 3 Database … name
5 - 8 Discharge year of data
10 - 35 File name
37 - 39 Data element number
41 - … 69 Data element name
70 Length of data element
73 Non-zero number of digits after … this record
NRD 2015 NRD_2015Q4_DX_PR_GRPS 41 I10_NECAUSE 3 Num ICD-10-CM Number