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  1. hcup-us.ahrq.gov/figures/5_04.jsp
    January 01, 2004 - Figure 5: Number of Hospitals Sampled, by Year Figure 5: Number of Hospitals Sampled, by Year Year Number of Regular Hospitals Total Number of Hospitals 2004 1,004 (no value) 2003 994 (no value) 2002 995 (no value) 2001 986 (no value) 2000 994 (no va…
  2. hcup-us.ahrq.gov/figures/nis_figure5_2008.jsp
    January 01, 2008 - 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 …
  3. hcup-us.ahrq.gov/figures/5_03.jsp
    Figure 5: Number of Hospitals Sampled, by Year Figure 5: Number of Hospitals Sampled, by Year Year Number of Regular Hospitals Total Number of Hospitals 1988 758 759 1989 875 882 1990 861 871 1991 847 859 1992 838 856 1993 913 (no value) …
  4. hcup-us.ahrq.gov/figures/5_02.jsp
    Figure 5: Number of Hospitals Sampled, by Year Figure 5: Number of Hospitals Sampled, by Year Year Number of Hospitals Total Number of Hospitals 1988 758 759 1989 875 882 1990 861 871 1991 847 859 1992 838 856 1993 913 (no value) 1994…
  5. hcup-us.ahrq.gov/figures/5_01.jsp
    Figure 5: Number of Hospitals Sampled, by Year Figure 5: Number of Hospitals Sampled, by Year Year Number of Hospitals Total Number of Hospitals 1988 758 759 1989 875 882 1990 861 871 1991 847 859 1992 838 856 1993 913 (no value) 1994…
  6. hcup-us.ahrq.gov/figures/nis_figure5_2010.jsp
    January 01, 2010 - 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 …
  7. hcup-us.ahrq.gov/figures/nis_figure5_2013.jsp
    January 01, 2013 - 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 …
  8. hcup-us.ahrq.gov/figures/nis_figure5_2012.jsp
    January 01, 2012 - 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 …
  9. hcup-us.ahrq.gov/figures/nis_figure5_2011.jsp
    January 01, 2011 - 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 …
  10. 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 …
  11. hcup-us.ahrq.gov/db/nation/nis/tools/stats/FileSpecifications_NIS_2003_10PCT_SAMPLE_B.TXT
    January 01, 2003 - Data Set Name: NIS_2003_10PCT_SAMPLE_B Number of Observations: 797773 Total Record Length: 505 Total Number of Variables: 126 Columns Description: ======= ============ 1- 3 Database name 5- 8 Discharge year of data 10- 25 File name 27- 29 Variable number 31- 59 Variable name 61- 63 …
  12. hcup-us.ahrq.gov/db/nation/nis/tools/stats/FileSpecifications_NIS_2002_10PCT_SAMPLE_B.TXT
    January 01, 2002 - Data Set Name: NIS_2002_10PCT_SAMPLE_B Number of Observations: 785398 Total Record Length: 490 Total Number of Variables: 116 Columns Description: ======= ============ 1- 3 Database name 5- 8 Discharge year of data 10- 25 File name 27- 29 Variable number 31- 49 Variable name 51- 53 …
  13. hcup-us.ahrq.gov/db/nation/nis/tools/stats/FileSpecifications_NIS_2004_10PCT_SAMPLE_B.TXT
    January 01, 2004 - Data Set Name: NIS_2004_10PCT_SAMPLE_B Number of Observations: 800457 Total Record Length: 506 Total Number of Variables: 126 Columns Description: ======= ============ 1- 3 Database name 5- 8 Discharge year of data 10- 25 File name 27- 29 Variable number 31- 59 Variable name 61- 63 …
  14. hcup-us.ahrq.gov/db/nation/nis/tools/stats/NIS_2003_SummaryStats_10PCT_SAMPLE_B.PDF
    January 01, 2003 - please refer to the section on Description of Data Elements. For more information about the coding of HCUP data elements, please refer to the section on Description of Data Elements. For more information about the coding of HCUP data elements, HCUP Summary Statistics Report: NIS 2003 - 10PCT_SAMPLE_B File 1 Means o…
  15. hcup-us.ahrq.gov/db/nation/nis/tools/stats/NIS_2002_SummaryStats_10PCT_SAMPLE_B.PDF
    January 01, 2002 - please refer to the section on Description of Data Elements. For more information about the coding of HCUP data elements, please refer to the section on Description of Data Elements. For more information about the coding of HCUP data elements, HCUP Summary Statistics Report: NIS 2002 - 10PCT_SAMPLE_B File 1 Means o…
  16. hcup-us.ahrq.gov/db/nation/nis/tools/stats/NIS_2004_SummaryStats_10PCT_SAMPLE_B.PDF
    January 01, 2004 - please refer to the section on Description of Data Elements. For more information about the coding of HCUP data elements, please refer to the section on Description of Data Elements. For more information about the coding of HCUP data elements, HCUP Summary Statistics Report: NIS 2004 - 10PCT_SAMPLE_B File 1 Means o…
  17. hcup-us.ahrq.gov/db/nation/nis/tools/stats/NIS_2001_SummaryStats_10PCT_SAMPLE_B.PDF
    January 01, 2001 - please refer to the section on Description of Data Elements. For more information about the coding of HCUP data elements, please refer to the section on Description of Data Elements. For more information about the coding of HCUP data elements, HCUP Summary Statistics Report: NIS 2001 - 10PCT_SAMPLE_B File 1 Means o…
  18. hcup-us.ahrq.gov/db/nation/nis/tools/stats/NIS_2000_SummaryStats_10PCT_SAMPLE_B.PDF
    January 01, 2000 - please refer to the section on Description of Data Elements. For more information about the coding of HCUP data elements, please refer to the section on Description of Data Elements. For more information about the coding of HCUP data elements, HCUP Summary Statistics Report: NIS 2000 - 10PCT_SAMPLE_B File 1 Means o…
  19. hcup-us.ahrq.gov/reports/statbriefs/sb74.pdf
    June 01, 2009 - Sampling stratifiers include hospital region, bed size, ownership, teaching status, and urban/rural … account the clustering of patients within hospitals and the hospital stratification aspects of the sampling … It is drawn from a sampling frame that contains hospitals comprising about 90 percent of all discharges
  20. hcup-us.ahrq.gov/reports/statbriefs/sb181-Hospital-Costs-United-States-2012.pdf
    January 01, 2012 - The new sampling strategy is expected to result in more precise estimates than those that resulted from … the previous NIS design by reducing sampling error: for many estimates, confidence intervals under … It is drawn from a sampling frame that contains hospitals comprising more than 95 percent of all discharges

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