-
hcup-us.ahrq.gov/figures/nis_figure1_2009.jsp
January 01, 2009 - Figure 1: Hospital Universe, by Year
Figure 1: Hospital Universe, by Year
Year
1988
1989
1990
1991
1992
1993
1994
1995
1996
1997
1998
1999
2000
2001
2002
2003
2004
2005
2006
2007
Number of Hospitals
5,607
5,548
5,468
5,412
5,334
5,313
5,290…
-
hcup-us.ahrq.gov/figures/nis_figure5_2009.jsp
January 01, 2009 - Figure 5: Number of Hospitals Sampled, by Year
Figure 5: Number of Hospitals Sampled, by Year
Years
Regular Sample Hospitals
Total Sample Hospitals
1988
758
759
1989
875
882
1990
861
871
1991
847
859
1992
838
856
1993
913
1994
…
-
hcup-us.ahrq.gov/figures/nis_figure8_2009.jsp
January 01, 2009 - Figure 8: Number of Hospitals in the 2007 Universe, Frame, Sample, Target, and Surplus, by Region
Figure 8: Number of Hospitals in the 2007 Universe, Frame, Sample, Target, and Surplus, by Region
Region
Hospitals in Universe
Hospitals in Frame
Hospitals in Sample
Hospitals in Target
Surplu…
-
hcup-us.ahrq.gov/figures/nis_figure7_2009.jsp
January 01, 2009 - Figure 7: Number of NIS Discharges, Weighted, by Year
Figure 7: Number of NIS Discharges, Weighted, by Year
Years
Number of Discharges in Millions, Weighted
1988
35,171,448
1989
35,104,645
1990
35,215,397
1991
35036492
1992
35,011,385
1993
34714530
…
-
hcup-us.ahrq.gov/figures/kid_figure2_19.jsp
Figure 2. Number of Hospitals in the 2019 AHA Universe, SID, and KID, by Region
Figure 2. Number of Hospitals in the 2019 AHA Universe, SID, and KID, by Region
U.S. Region
AHA
SID
KID
Northeast
582
532
528
Midwest
1,436
1,199
1,172
South
1,880
1,513
1,486
…
-
hcup-us.ahrq.gov/figures/kid_figure2_12.jsp
Figure 2. Number of Hospitals in the 2012 AHA Universe, SID, and KID, by Region
Figure 2. Number of Hospitals in the 2012 AHA Universe, SID, and KID, by Region
U.S. Region
AHA
SID
KID
Northeast
629
522
518
Midwest
1,500
1,322
1,310
South
2,031
1,534
1,520
…
-
hcup-us.ahrq.gov/figures/kid_figure2_09.jsp
Figure 2. Number of Hospitals in the 2009 AHA Universe, SID, and KID, by Region
Figure 2. Number of Hospitals in the 2009 AHA Universe, SID, and KID, by Region
U.S. Region
AHA
KID
SID
Northeast
663
586
592
Midwest
1,501
1,286
1,330
South
2,048
1,433
1,533
…
-
hcup-us.ahrq.gov/figures/kid_figure4_09.jsp
Figure 4. Number of Discharges in the 2009 KID, by State
Figure 4. Number of Discharges in the 2009 KID, by State
State
Number of Discharges
Arkansas
38,544
Arizona
87,551
California
435,323
Colorado
57,974
Connecticut
31,795
Florida
231,806
Ge…
-
hcup-us.ahrq.gov/figures/kid_figure2_06.jsp
Figure 2. Number of Hospitals in the 2006 AHA Universe, SID, and KID, by Region
Figure 2. Number of Hospitals in the 2006 AHA Universe, SID, and KID, by Region
U.S. Region
AHA
KID
SID
Northeast
663
413
415
Midwest
1,482
1,275
1,319
South
2,045
1,339
1,434
…
-
hcup-us.ahrq.gov/figures/kid_figure4_06.jsp
July 01, 2006 - Figure 3. Percentage of U.S. Population in 2006 KID States, by Region Calculated using the estimated U.S. population on July 1, 2006
v
State
Number of Discharges
Arkansas
39,206
Arizona
86,939
California
433,802
Colorado
53,994
Connecticut
33,184
Flori…
-
hcup-us.ahrq.gov/figures/kid_figure3_12.jsp
July 01, 2012 - Figure 3. Percentage of U.S. Population in 2012 KID States, by Region Calculated using the estimated U.S. population on July 1, 2012 13
Figure 3. Percentage of U.S. Population in 2012 KID States, by Region Calculated using the estimated U.S. population on July 1, 2012
U.S. Region
Population of 2…
-
hcup-us.ahrq.gov/figures/kid_figure3_09.jsp
July 01, 2009 - Figure 3. Percentage of U.S. Population in 2009 KID States, by Region Calculated using the estimated U.S. population on July 1, 2009
Figure 3. Percentage of U.S. Population in 2009 KID States, by Region Calculated using the estimated U.S. population on July 1, 2009
U.S. Region
Population of 2009 K…
-
hcup-us.ahrq.gov/figures/kid_figure3_06.jsp
July 01, 2006 - Figure 3. Percentage of U.S. Population in 2006 KID States, by Region Calculated using the estimated U.S. population on July 1, 2006
Figure 3. Percentage of U.S. Population in 2006 KID States, by Region Calculated using the estimated U.S. population on July 1, 2006
U.S. Region
Population of 2006 K…
-
hcup-us.ahrq.gov/figures/neds_f1app4_2007.jsp
January 01, 2007 - Figure 1. Emergency Department Visit Counts (in thousands) in the United States, 2007
Figure 1. Emergency Department Visit Counts (in thousands) in the United States, 2007
Data Source
ED Visits (in millions)
NEDS
122,331,739
AHA
122,331,739
NEDI
119,678,832
NHAMCS
1…
-
hcup-us.ahrq.gov/figures/neds_f1app4_2006.jsp
January 01, 2006 - Figure 1. Emergency Department Visit Counts (in thousands) in the United States, 2006
Figure 1. Emergency Department Visit Counts (in thousands) in the United States, 2006
Data Source
ED Visits (in millions)
NEDS
120,034
AHA
120,034
Verispan
108,122
NHAMCS
119,192
…
-
hcup-us.ahrq.gov/toolssoftware/ccs/ICDCodeCorrections.pdf
January 01, 2002 - ICD Code Corrections Made to the Single-Level CCS
ICD Code ICD Label
Previous CCS
Category
New CCS Category
Years
Affected
Impact Precautions
Diagnosis Codes
Diagnosis 41403
Coronary atherosclerosis of
nonautologous biological
bypass graft
101
Coronary
atherosclerosis
and other heart
disease…
-
hcup-us.ahrq.gov/toolssoftware/comorbidity/Required_Elements_of_Input_File.pdf
March 08, 2004 - Microsoft Word - Required_Elements_of_Input_File.doc
Required Elements of Input File (text version)
Element: DRG
Type: Num
Length: 3
Label and Uniform Coding: DRG in effect on discharge date, assigned by the DRG
Grouper algorithm of the Health Care Financing Administration (HCFA)
Element: DX1
Type: Cha…
-
hcup-us.ahrq.gov/toolssoftware/ccs/AppendixCMultiDX.txt
April 18, 2016 - Appendix C - Clinical Classification Software - Expanded Diagnosis Categories (January 1980 through September 2015)
Revised 04/18/16
Multi-level CCS Category and Diagnoses CCS Code
1 Infectious and parasitic diseases …
-
hcup-us.ahrq.gov/toolssoftware/ccs/AppendixBSinglePR.txt
September 01, 2015 - Appendix B - Clinical Classification Software-PROCEDURES (January 1980 through September 2015)
Revised 07-22-2014
1 Incision and excision of CNS
0101 0109 0121 0122 0123 0124 0125 0126 0127 0128 0131 0132 0139 0141 0142 0151 0152 0153 0159
2 Insertion; replacement; or removal of extracranial ventricular…
-
hcup-us.ahrq.gov/toolssoftware/ccs/CCSCategoryNames_FullLabels.pdf
October 07, 2016 - SINGLE-LEVEL
CCS
DIAGNOSIS
CATEGORIES SINGLE-LEVEL CCS DIAGNOSIS CATEGORY LABELS
1 Tuberculosis
2 Septicemia (except in labor)
3 Bacterial infection; unspecified site
4 Mycoses
5 HIV infection
6 Hepatitis
7 Viral infection
8 Other infections; including parasitic
9 Sexually transmitted infections (not HIV or hepatiti…