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1981. HCUP_methods_series_cover.ai (pdf file)
      hcup-us.ahrq.gov/reports/methods/TrendReport2005_1.pdf
      March 19, 2004 - For this analysis we drew 500 samples using the old sample design, with and without the preference for … A comparison of the distribution of estimates across the 500 samples showed that removing the longitudinal … Adjustments to the Stratification Variables In redesigning the sample, we did not simulate NIS samples … of mental health and substance abuse (MHSA) between 1988 and 1997 using one of the NIS 10-percent samples … While we encourage the use of the 10-percent samples for preliminary analyses, we recommend that final

1982. 2006 05 Nistrendsreport 1988-2004A (pdf file)
      hcup-us.ahrq.gov/reports/methods/2006_05_NISTrendsReport_1988-2004A.pdf
      January 01, 2006 - For this analysis we drew 500 samples using the old sample design, with and without the preference for … A comparison of the distribution of estimates across the 500 samples showed that removing the longitudinal … Discontinued the preference for NIS hospitals included in prior samples 4. … categories of mental health and substance abuse between 1988 and 1997 using one of the NIS 10 percent samples

1983. Kid 1997 Designreport (pdf file)
      hcup-us.ahrq.gov/db/nation/kid/reports/Kid_1997_designreport.pdf
      January 01, 1997 - Potthoff, Woodbury, and Manton ) have been developed to draw inferences using weights from complex samples

1984. Wp 12005 (pdf file)
      meps.ahrq.gov/data_files/publications/workingpapers/wp_12005.pdf
      August 01, 2012 - The MEPS is directly related to the NHIS because MEPS samples are selected from responding households … 7    Table 1: Relationship between MEPS panels in 2007 FY file and 2005 and 2006 NHIS annual samples

1985. HEALTHCARE COST AND UTILIZATION PROJECT — HCUP (pdf file)
      hcup-us.ahrq.gov/db/nation/nis/2006NIS_INTRODUCTION.pdf
      November 01, 2015 - However, these NIS samples were not designed to yield a representative sample of hospitals at the State … The two samples could be combined to form a single, generalizable 20% subsample of discharges. … This deviates from the procedure used for earlier samples, which maximized the longitudinal component … HCUP NIS (11/17/15) 22 Introduction Zero-Weight Hospitals Beginning with the 1993 NIS, the NIS samples … For a description of zero-weight hospitals in the 1988-1992 samples, refer to the special report: Design

1986. HEALTHCARE COST AND UTILIZATION PROJECT — HCUP (pdf file)
      hcup-us.ahrq.gov/db/nation/nis/NIS_2008_INTRODUCTION.pdf
      January 01, 2008 - However, these NIS samples were not designed to yield a representative sample of hospitals at the State … The two samples could be combined to form a single, generalizable 20% subsample of discharges. … an equal probability of selection for the sample, regardless of whether they appeared in prior NIS samples … This deviates from the procedure used for earlier samples, which maximized the longitudinal component … For a description of zero-weight hospitals in the 1988-1992 samples, refer to the special report: Design

1987. HEALTHCARE COST AND UTILIZATION PROJECT — HCUP (pdf file)
      hcup-us.ahrq.gov/db/nation/nis/NIS_2007_INTRODUCTION.pdf
      January 01, 2007 - However, these NIS samples were not designed to yield a representative sample of hospitals at the State … The two samples could be combined to form a single, generalizable 20% subsample of discharges. … This deviates from the procedure used for earlier samples, which maximized the longitudinal component … HCUP NIS (7/14/2016) 24 Introduction Zero-Weight Hospitals Beginning with the 1993 NIS, the NIS samples … For a description of zero-weight hospitals in the 1988-1992 samples, refer to the special report: Design

1988. HEALTHCARE COST AND UTILIZATION PROJECT — HCUP (pdf file)
      hcup-us.ahrq.gov/db/nation/nis/NIS_2009_INTRODUCTION.pdf
      January 01, 2009 - However, these NIS samples were not designed to yield a representative sample of hospitals at the State … The two samples could be combined to form a single, generalizable 20% subsample of discharges. … an equal probability of selection for the sample, regardless of whether they appeared in prior NIS samples … This deviates from the procedure used for earlier samples, which maximized the longitudinal component … For a description of zero-weight hospitals in the 1988-1992 samples, refer to the special report: Design

1989. HEALTHCARE COST AND UTILIZATION PROJECT — HCUP (pdf file)
      hcup-us.ahrq.gov/db/nation/nis/NISIntroduction2010.pdf
      November 01, 2015 - However, these NIS samples were not designed to yield a representative sample of hospitals at the State … The two samples could be combined to form a single, generalizable 20% subsample of discharges. … an equal probability of selection for the sample, regardless of whether they appeared in prior NIS samples … This deviates from the procedure used for earlier samples, which maximized the longitudinal component … For a description of zero-weight hospitals in the 1988-1992 samples, refer to the special report: Design

1990. Design of the HCUP KIDS' Inpatient Database (KID), 2003
      hcup-us.ahrq.gov/db/nation/kid/reports/KID_design_rpt_2003.jsp
      January 01, 2003 - Standard formulas for stratified, two-stage cluster samples without replacement may be used to calculate

1991. HEALTHCARE COST AND UTILIZATION PROJECT — HCUP (pdf file)
      hcup-us.ahrq.gov/db/nation/nis/NIS_Introduction_2011.pdf
      January 01, 2011 - However, these NIS samples were not designed to yield a representative sample of hospitals at the State … The two samples could be combined to form a single, generalizable 20% subsample of discharges. … an equal probability of selection for the sample, regardless of whether they appeared in prior NIS samples … This deviates from the procedure used for earlier samples, which maximized the longitudinal component … For a description of zero-weight hospitals in the 1988-1992 samples, refer to the special report: Design

1992. Methodology Report #23: Design, Methods, and Field Reports of the Medical Expenditure Panel Survey Medical Provider Component (MEPS MPC)--2006 Calendar Year Data (pdf file)
      meps.ahrq.gov/data_files/publications/mr23/mr23.pdf
      November 01, 2008 - Instruments and Data Collection Procedures MPC samples are fielded on an ongoing basis as health care

1993. Methodology Report #23: Design, Methods, and Field Results of the Medical Expenditure Panel Survey Medical Provider Component (MEPS MPC)—2006 Calendar Year Data
      meps.ahrq.gov/data_files/publications/mr23/mr23.shtml
      November 01, 2008 - Return to Table of Contents Instruments and Data Collection Procedures MPC samples are fielded on

1994. MAINTAIN AND EXPAND (pdf file)
      hcup-us.ahrq.gov/db/nation/kid/reports/KID_2003_Design_Edited_013006.pdf
      January 01, 2003 - Standard formulas for stratified, two-stage cluster samples without replacement may be used to calculate

1995. MEPS HC-173: 2014 Full Year Clinical Preventive Care Services SAQ
      meps.ahrq.gov/data_stats/download_data/pufs/h173/h173doc.shtml
      December 01, 2016 - Samples were selected independently within the eight strata after sorting in a way that limited the

1996. Methodology Report #1: Design and Methods of the Medical Expenditure Panel Survey Household Component (pdf file)
      meps.ahrq.gov/data_files/publications/mr1/mr1.pdf
      December 31, 1997 - These two panel samples (the 1996 MEPS sample and the new MEPS selections from the 1996 NHIS) will jointly

1997. 2017-01 (pdf file)
      hcup-us.ahrq.gov/reports/methods/2017-01.pdf
      January 01, 2017 - superpopulation model, procedures have been developed to draw inferences using weights from complex samples

1998. Methodology Report 32: Design, Methods, and Field Results of the MEPS MPC including the MOS-2016 Data Year (pdf file)
      meps.ahrq.gov/data_files/publications/mr32/mr32.pdf
      October 01, 2018 - MPC Instruments and Data Collection Procedures MPC samples are fielded on an ongoing basis as health

1999. Methodology Report #32: Design, Methods, and Field Results of the Medical Expenditure Panel Survey Medical Provider Component (MEPS MPC) including the Medical Organizations Survey (MOS) - 2016 Data Year
      meps.ahrq.gov/data_files/publications/mr32/mr32.shtml
      October 01, 2018 - Return to Table of Contents 1.7 MPC Instruments and Data Collection Procedures MPC samples are

2000. Adverse Events Among In-Hospital Medicare Patients in 2021 and 2022 (pdf file)
      datatools.ahrq.gov/action-alliance/wp-content/uploads/sites/8/2025/09/qsrs-2021-2023-adverse-event-data-report.pdf
      January 01, 2025 - services through the Indian Health Service (IHS).xiv The estimates for this report are based on annual samples … The percentage of patients in the samples of records representing each of the hospital cohorts 2.