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hcup-us.ahrq.gov/db/nation/kid/tools/stats/KID_2000_SummaryStats_CORE.PDF
January 01, 2000 - Variance 63.55612
Mode 0.000000 Range 20.00000
Interquartile Range 16.00000
Tests for Location: Mu0=0
Test … Variance 81.41215
Mode 2.000000 Range 364.00000
Interquartile Range 2.00000
Tests for Location: Mu0=0
Test … Variance 100.50752
Mode 2.000000 Range 3475
Interquartile Range 2.00000
Tests for Location: Mu0=0
Test … Variance 1289045095
Mode 1400.00 Range 999975
Interquartile Range 6645
Tests for Location: Mu0=0
Test … Variance 1.60274E10
Mode 1.00 Range 9001050
Interquartile Range 6651
Tests for Location: Mu0=0
Test
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hcup-us.ahrq.gov/db/nation/neds/stats/NEDS_2006_MaskedStats_IP.PDF
January 01, 2006 - Variance 1.58997
Mode 3.824873 Range 25.11514
Interquartile Range 0.74437
Tests for Location: Mu0=0
Test … Variance 37.24424
Mode 2.000000 Range 364.00000
Interquartile Range 4.00000
Tests for Location: Mu0=0
Test … Variance 1958089326
Mode 5207.00 Range 999789
Interquartile Range 21825
Tests for Location: Mu0=0
Test
-
hcup-us.ahrq.gov/db/nation/neds/stats/NEDS_2006v2_MaskedStats_IP.PDF
April 08, 2010 - Variance 1.59264
Mode 2.959860 Range 25.17007
Interquartile Range 0.90145
Tests for Location: Mu0=0
Test … Variance 37.59032
Mode 2.000000 Range 355.00000
Interquartile Range 4.00000
Tests for Location: Mu0=0
Test … Variance 1985478591
Mode 8428.00 Range 999929
Interquartile Range 21735
Tests for Location: Mu0=0
Test
-
hcup-us.ahrq.gov/reports/methods/1998ChangesintheNISRedesignFinal.pdf
January 18, 2002 - • We continue to produce two non-overlapping 10-percent subsamples that allow researchers to
test … We decided to test an alternative weighting
strategy that would yield four weights per stratum, with … ) than from two distinct sets of hospitals each
year (ordinary two-sample t-test). … Two 10-percent Subsamples
In the past, researchers have found it useful to test programs and perform … recognizing that we had a finer breakdown of discharges reported in the AHA
survey, we decided to test
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hcup-us.ahrq.gov/reports/factsandfigures/2007/pdfs/section1_1.pdf
January 01, 2007 - HCUP Facts and Figures: Statistics on Hospital-Based Care in the United States, 2007 8
EXHIBIT 1.1 Characteristics of U.S. Community Hospitals
Characteristics of U.S. Community Hospitals, 1997 and 2007
UTILIZATION, CHARGES, AND COSTS 1997 2007
Discharges
Total discharges in mill ions 34.7 39.5
…
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hcup-us.ahrq.gov/db/nation/kid/tools/stats/KID_2009_MaskedStats_Core.PDF
January 01, 2009 - Variance 656282
Mode 3260.000 Range 8889
Interquartile Range 865.00000
Tests for Location: Mu0=0
Test … Variance 122.79984
Mode 2.000000 Range 3412
Interquartile Range 2.00000
Tests for Location: Mu0=0
Test … Variance 4519183828
Mode 2400.00 Range 1499897
Interquartile Range 14939
Tests for Location: Mu0=0
Test … Variance 3.07611E10
Mode 2400.00 Range 104137289
Interquartile Range 14986
Tests for Location: Mu0=0
Test … Variance 6.59872
Mode 1.614416 Range 139.51528
Interquartile Range 0.24791
Tests for Location: Mu0=0
Test
-
hcup-us.ahrq.gov/db/nation/nis/tools/stats/NIS_1997_SummaryStats.PDF
January 01, 1997 - Variance 134.49313
Mode 2.000000 Range 6118
Interquartile Range 4.00000
Tests for Location: Mu0=0
Test … Variance 288.40691
Mode 2.000000 Range 32638
Interquartile Range 3.00000
Tests for Location: Mu0=0
Test … Variance 515590038
Mode 3600.00 Range 5706194
Interquartile Range 9048
Tests for Location: Mu0=0
Test … Variance 530731491
Mode 3600.00 Range 5707390
Interquartile Range 9113
Tests for Location: Mu0=0
Test … Variance 1.25630
Mode 4.783300 Range 37.62855
Interquartile Range 0.52610
Tests for Location: Mu0=0
Test
-
hcup-us.ahrq.gov/db/nation/nis/tools/stats/NIS_1996_SummaryStats.PDF
January 01, 1996 - Variance 803.64919
Mode 0.00000 Range 124.00000
Interquartile Range 47.00000
Tests for Location: Mu0=0
Test … Variance 607.97372
Mode 2.000000 Range 29532
Interquartile Range 4.00000
Tests for Location: Mu0=0
Test … Variance 1230998659
Mode 1900.00 Range 69999999
Interquartile Range 8584
Tests for Location: Mu0=0
Test … Variance 1240450459
Mode 1900.00 Range 70012826
Interquartile Range 8627
Tests for Location: Mu0=0
Test … Variance 2.66944
Mode 4.905000 Range 22.72870
Interquartile Range 1.09940
Tests for Location: Mu0=0
Test
-
hcup-us.ahrq.gov/db/nation/nis/tools/stats/NIS_1995_SummaryStats.PDF
January 01, 1995 - Variance 803.12152
Mode 0.00000 Range 123.00000
Interquartile Range 46.00000
Tests for Location: Mu0=0
Test … Variance 564.65245
Mode 2.000000 Range 32205
Interquartile Range 4.00000
Tests for Location: Mu0=0
Test … Variance 434587528
Mode 1900.00 Range 5389762
Interquartile Range 8261
Tests for Location: Mu0=0
Test … Variance 473096142
Mode 1900.00 Range 7145721
Interquartile Range 8297
Tests for Location: Mu0=0
Test … Variance 2.41068
Mode 4.875400 Range 31.29440
Interquartile Range 0.95300
Tests for Location: Mu0=0
Test
-
hcup-us.ahrq.gov/tech_assist/centdist/StatementIntendedUse.pdf
February 20, 2024 - Statement of Intended Use of HCUP State Databases and Description of Project Activities
HCUP 1-23-2024 1 Statement of Intended Use
for HCUP State Data
Statement of Intended Use of HCUP State Databases and
Description of Project Activities
A Statement of Intended Use is required if you are requesting SID,…
-
hcup-us.ahrq.gov/toolssoftware/ccs_svcsproc/ccssvcproc.jsp
July 01, 2025 - The Clinical Classifications Software for Services and Procedures (CCS-Services and Procedures) is one in a family of databases and software tools developed as part of the Healthcare Cost and Utilization Project (HCUP) , a Federal-State-Industry partnership sponsored by the Agency for Healthcare Research and Quality. …
-
hcup-us.ahrq.gov/reports/methods/2011_03.pdf
January 01, 2011 - function studies
795 Other and nonspecific abnormal cytological, histological, immunological and DNA test … (s) to the highest degree of certainty for that encounter/visit, such
as symptoms, signs, abnormal test … If routine testing is performed during the same encounter as a test to evaluate
a sign, symptom, or … it is appropriate to assign both the V code and the
code describing the reason for the non-routine test … differs from the coding practice in the hospital inpatient setting
regarding abnormal findings on test
-
hcup-us.ahrq.gov/db/nation/nis/tools/stats/NIS_2008_MaskedStats_Core.PDF
January 01, 2008 - Variance 46.60353
Mode 2.000000 Range 364.00000
Interquartile Range 3.00000
Tests for Location: Mu0=0
Test … Variance 133.24069
Mode 2.000000 Range 7096
Interquartile Range 3.00000
Tests for Location: Mu0=0
Test … Variance 2581024456
Mode 1526.00 Range 1499452
Interquartile Range 24337
Tests for Location: Mu0=0
Test … Variance 3509796782
Mode 1526.38 Range 18180520
Interquartile Range 24374
Tests for Location: Mu0=0
Test … Variance 0.28057
Mode 4.691794 Range 17.39790
Interquartile Range 0.42965
Tests for Location: Mu0=0
Test
-
hcup-us.ahrq.gov/db/nation/nis/tools/stats/NIS_2006_MaskedStats_Core.PDF
January 01, 2006 - Variance 45.10034
Mode 2.000000 Range 365.00000
Interquartile Range 3.00000
Tests for Location: Mu0=0
Test … Variance 83.73404
Mode 2.000000 Range 7641
Interquartile Range 3.00000
Tests for Location: Mu0=0
Test … Variance 1645515238
Mode 1461.00 Range 999939
Interquartile Range 20344
Tests for Location: Mu0=0
Test … Variance 2196189047
Mode 2440.00 Range 12473471
Interquartile Range 20357
Tests for Location: Mu0=0
Test … Variance 0.22487
Mode 4.792704 Range 6.06583
Interquartile Range 0.58881
Tests for Location: Mu0=0
Test
-
hcup-us.ahrq.gov/db/nation/nis/tools/stats/NIS_2005_SummaryStats_CORE.PDF
January 01, 2005 - Variance 47.09488
Mode 2.000000 Range 365.00000
Interquartile Range 3.00000
Tests for Location: Mu0=0
Test … Variance 111.73613
Mode 2.000000 Range 7689
Interquartile Range 3.00000
Tests for Location: Mu0=0
Test … Variance 1535583389
Mode 1500.00 Range 999901
Interquartile Range 18601
Tests for Location: Mu0=0
Test … Variance 2481328741
Mode 1500.00 Range 53530738
Interquartile Range 18613
Tests for Location: Mu0=0
Test … Variance 0.29359
Mode 4.610883 Range 17.24285
Interquartile Range 0.58347
Tests for Location: Mu0=0
Test
-
hcup-us.ahrq.gov/db/nation/nis/tools/stats/NIS_2007_MaskedStats_Core.PDF
January 01, 2007 - Variance 46.95578
Mode 2.000000 Range 365.00000
Interquartile Range 3.00000
Tests for Location: Mu0=0
Test … Variance 101.27365
Mode 2.000000 Range 5246
Interquartile Range 3.00000
Tests for Location: Mu0=0
Test … Variance 2225025683
Mode 7170.00 Range 1499610
Interquartile Range 21969
Tests for Location: Mu0=0
Test … Variance 2811536304
Mode 7170.00 Range 11263871
Interquartile Range 21996
Tests for Location: Mu0=0
Test … Variance 0.43165
Mode 5.085369 Range 22.16506
Interquartile Range 0.69783
Tests for Location: Mu0=0
Test
-
hcup-us.ahrq.gov/db/nation/nis/tools/stats/NIS_2009_MaskedStats_Core.PDF
January 01, 2009 - Variance 45.47978
Mode 2.000000 Range 365.00000
Interquartile Range 3.00000
Tests for Location: Mu0=0
Test … Variance 122.35123
Mode 2.000000 Range 10980
Interquartile Range 3.00000
Tests for Location: Mu0=0
Test … Variance 2924217332
Mode 1924.00 Range 1499861
Interquartile Range 25711
Tests for Location: Mu0=0
Test … Variance 4301382913
Mode 1924.00 Range 17420996
Interquartile Range 25748
Tests for Location: Mu0=0
Test … Variance 0.28904
Mode 4.580813 Range 19.00658
Interquartile Range 0.73512
Tests for Location: Mu0=0
Test
-
hcup-us.ahrq.gov/db/nation/nis/tools/stats/NIS_2010_MaskedStats_Core.PDF
January 01, 2010 - Variance 48.41608
Mode 2.000000 Range 365.00000
Interquartile Range 3.00000
Tests for Location: Mu0=0
Test … Variance 130.62874
Mode 2.000000 Range 7072
Interquartile Range 3.00000
Tests for Location: Mu0=0
Test … Variance 3183580303
Mode 6978.00 Range 1498916
Interquartile Range 27878
Tests for Location: Mu0=0
Test … Variance 4157504001
Mode 6977.64 Range 10008978
Interquartile Range 27908
Tests for Location: Mu0=0
Test … Variance 0.23497
Mode 5.369309 Range 14.97912
Interquartile Range 0.55179
Tests for Location: Mu0=0
Test
-
hcup-us.ahrq.gov/db/nation/nis/tools/stats/NIS_2002_SummaryStats.PDF
January 01, 2002 - Variance 46.13379
Mode 2.000000 Range 365.00000
Interquartile Range 3.00000
Tests for Location: Mu0=0
Test … Variance 203.07757
Mode 2.000000 Range 7639
Interquartile Range 3.00000
Tests for Location: Mu0=0
Test … Variance 1028322535
Mode 1800.00 Range 999766
Interquartile Range 13970
Tests for Location: Mu0=0
Test … Variance 1464687692
Mode 1800.00 Range 10139720
Interquartile Range 13976
Tests for Location: Mu0=0
Test … Variance 0.32712
Mode 4.904266 Range 8.54368
Interquartile Range 0.67681
Tests for Location: Mu0=0
Test
-
hcup-us.ahrq.gov/db/nation/nis/tools/stats/NIS_2003_SummaryStats_CORE.PDF
January 01, 2003 - Variance 44.67419
Mode 2.000000 Range 365.00000
Interquartile Range 3.00000
Tests for Location: Mu0=0
Test … Variance 273.98088
Mode 2.000000 Range 7598
Interquartile Range 3.00000
Tests for Location: Mu0=0
Test … Variance 1339138098
Mode 2222.00 Range 999920
Interquartile Range 16053
Tests for Location: Mu0=0
Test … Variance 2053189064
Mode 2222.00 Range 10990389
Interquartile Range 16063
Tests for Location: Mu0=0
Test … Variance 0.31585
Mode 4.464303 Range 16.99902
Interquartile Range 0.66794
Tests for Location: Mu0=0
Test