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101. INTRODUCTION TO THE HCUP NATIONWIDE INPATIENT SAMPLE (NIS), 2010
     hcup-us.ahrq.gov/db/nation/nis/NIS_Introduction_2010.jsp
     January 01, 2010 - HCUP National Inpatient Sample (NIS) ABSTRACT The Nationwide Inpatient Sample (NIS) is part of … Moreover, the NIS is composed of all discharges from a sample of hospitals (a cluster sample). … Final Hospital Sample In Appendix I , we present three figures describing the final hospital sample … number for the total sample. … ) and N s (sample) were the number of community hospitals within stratum s in the universe and sample

102. INTRODUCTION TO THE HCUP NATIONWIDE INPATIENT SAMPLE (NIS), 2009
     hcup-us.ahrq.gov/db/nation/nis/NIS_Introduction_2009.jsp
     January 01, 2009 - HCUP National Inpatient Sample (NIS) ABSTRACT The Nationwide Inpatient Sample (NIS) is part of … Moreover, the NIS is composed of all discharges from a sample of hospitals (a cluster sample). … Final Hospital Sample In Appendix I , we present three figures describing the final hospital sample … number for the total sample. … ) and N s (sample) were the number of community hospitals within stratum s in the universe and sample

103. INTRODUCTION TO THE HCUP NATIONWIDE INPATIENT SAMPLE (NIS), 2011
     hcup-us.ahrq.gov/db/nation/nis/NIS_Introduction_2011.jsp
     January 01, 2011 - HCUP National Inpatient Sample (NIS) ABSTRACT The Nationwide Inpatient Sample (NIS) is part of … Moreover, the NIS is composed of all discharges from a sample of hospitals (a cluster sample). … Final Hospital Sample In Appendix I , we present three figures describing the final hospital sample … number for the total sample. … ) and N s (sample) were the number of community hospitals within stratum s in the universe and sample

104. INTRODUCTION TO THE HCUP NATIONWIDE INPATIENT SAMPLE (NIS), 2008
     hcup-us.ahrq.gov/db/nation/nis/NIS_Introduction_2008.jsp
     January 01, 2008 - HCUP National Inpatient Sample (NIS) ABSTRACT The Nationwide Inpatient Sample (NIS) is part of … Moreover, the NIS is composed of all discharges from a sample of hospitals (a cluster sample). … Final Hospital Sample In Appendix I , we present three figures describing the final hospital sample … number for the total sample. … ) and N s (sample) were the number of community hospitals within stratum s in the universe and sample

105. Calculating National Inpatient Sample (NIS) Variances for Data Years 2012 and Later (pdf file)
     hcup-us.ahrq.gov/reports/methods/MS2003-02%20Addendum.pdf
     December 10, 2022 - Calculating National Inpatient Sample (NIS) Variances for Data Years 2012 and Later HCUP (12/10/22) … and utilization Project (HCUP) Methods Series Report #2003-02 Calculating Nationwide Inpatient Sample … Methods Series Report #2003-02 HCUP Methods Series Report #2003-02 Calculating Nationwide Inpatient Sample … ensure that there is at least one observation for each hospital in the National (Nationwide) Inpatient Sample … The first example uses the entire NIS sample.

106. INTRODUCTION TO THE HCUP NATIONWIDE INPATIENT SAMPLE (NIS), 2007
     hcup-us.ahrq.gov/db/nation/nis/NIS_Introduction_2007.jsp
     January 01, 2007 - HCUP National Inpatient Sample (NIS) ABSTRACT The Nationwide Inpatient Sample (NIS) is part of … Moreover, the NIS is composed of all discharges from a sample of hospitals (a cluster sample). … Final Hospital Sample In Appendix I , we present three figures describing the final hospital sample … number for the total sample. … ) and N s (sample) were the number of community hospitals within stratum s in the universe and sample

107. INTRODUCTION TO THE HCUP NATIONWIDE INPATIENT SAMPLE (NIS), 2004
     hcup-us.ahrq.gov/db/nation/nis/NIS_Introduction_2004.jsp
     January 01, 2004 - INTRODUCTION TO THE HCUP NATIONWIDE INPATIENT SAMPLE (NIS), 2004 … HCUP National Inpatient Sample (NIS) ABSTRACT The Nationwide Inpatient Sample (NIS) is part of … and the NIS sample weights will not be appropriate at the State level. … Moreover, the NIS is composed of all discharges from a sample of hospitals (a cluster sample). … Nationwide Inpatient Sample (NIS) is a nationwide database of hospital inpatient stays.

108. INTRODUCTION TO THE HCUP NATIONWIDE INPATIENT SAMPLE (NIS), 2003
     hcup-us.ahrq.gov/db/nation/nis/NIS_Introduction_2003_v7.jsp
     January 01, 2003 - INTRODUCTION TO THE HCUP NATIONWIDE INPATIENT SAMPLE (NIS), 2003 … ABSTRACT INTRODUCTION TO THE HCUP NATIONWIDE INPATIENT SAMPLE (NIS) OVERVIEW OF NIS DATA … HCUP National Inpatient Sample (NIS) ABSTRACT The Nationwide Inpatient Sample (NIS) is part of … and the NIS sample weights will not be appropriate at the State level. … Moreover, the NIS is composed of all discharges from a sample of hospitals (a cluster sample).

109. Overview to the HCUP Nationwide Inpatient Sample (NIS), 2002
     hcup-us.ahrq.gov/db/nation/nis/NIS_Introduction_2002.jsp
     January 01, 2002 - Overview to the HCUP Nationwide Inpatient Sample (NIS), 2002 … ABSTRACT INTRODUCTION TO THE HCUP NATIONWIDE INPATIENT SAMPLE (NIS) OVERVIEW OF NIS DATA … HCUP National Inpatient Sample (NIS) ABSTRACT The Nationwide Inpatient Sample (NIS) is part of … and the NIS sample weights will not be appropriate at the State level. … Moreover, the NIS is composed of all discharges from a sample of hospitals (a cluster sample).

110. Overview to the HCUP Nationwide Inpatient Sample (NIS), 2001
     hcup-us.ahrq.gov/db/nation/nis/NIS_Introduction_2001.jsp
     January 01, 2001 - Overview to the HCUP Nationwide Inpatient Sample (NIS), 2001 … HCUP National Inpatient Sample (NIS) ABSTRACT The Nationwide Inpatient Sample (NIS) is part of … Discharge weights to the sample frame and state are available only in 1988-1997. … and the NIS sample weights will not be appropriate at the State level. … Moreover, the NIS is composed of all discharges from a sample of hospitals (a cluster sample).

111. INTRODUCTION TO THE HCUP NATIONAL INPATIENT SAMPLE (NIS), 2015
     hcup-us.ahrq.gov/db/nation/nis/NIS_Introduction_2015.jsp
     January 01, 2015 - HCUP National Inpatient Sample (NIS) ABSTRACT The National Inpatient Sample (NIS) is part of the … First, the sample design was revised to create a sample of discharge records from all HCUP-participating … Rather than first drawing a sample of hospitals and then keeping all discharges from that sample, in … Rather than first drawing a sample of hospitals and then keeping all discharges from that sample, in … The new systematic sample is a self-weighted sample design similar to simple random sampling, but it

112. Overview to the HCUP Nationwide Inpatient Sample (NIS), 1999
     hcup-us.ahrq.gov/db/nation/nis/NIS_Introduction_1999.jsp
     January 01, 1999 - Overview to the HCUP Nationwide Inpatient Sample (NIS), 1999 … the Agency for Healthcare Research and Quality     OVERVIEW TO THE HCUP NATIONWIDE INPATIENT SAMPLE … NIS Documentation CD-ROM HCUP NATIONWIDE INPATIENT SAMPLE ( NIS) SUMMARY OF DATA … HCUP National Inpatient Sample (NIS) ABSTRACT The Nationwide Inpatient Sample (NIS) is part of … Inpatient Sample contains all-payer data on hospital inpatient stays from States participating in the

113. Overview to the HCUP Nationwide Inpatient Sample (NIS), 1998
     hcup-us.ahrq.gov/db/nation/nis/NIS_Introduction_1998.jsp
     January 01, 1998 - Overview to the HCUP Nationwide Inpatient Sample (NIS), 1998 … the Agency for Healthcare Research and Quality     OVERVIEW TO THE HCUP NATIONWIDE INPATIENT SAMPLE … NIS Documentation CD-ROM HCUP NATIONWIDE INPATIENT SAMPLE ( NIS) SUMMARY OF DATA … HCUP National Inpatient Sample (NIS) ABSTRACT The Nationwide Inpatient Sample (NIS) is part of … Return to Contents INTRODUCTION TO THE HCUP NATIONWIDE INPATIENT SAMPLE ( NIS ) OVERVIEW OF

114. INTRODUCTION TO THE HCUP NATIONWIDE INPATIENT SAMPLE (NIS), 2005
     hcup-us.ahrq.gov/db/nation/nis/NIS_Introduction_2005.jsp
     January 01, 2005 - INTRODUCTION TO THE HCUP NATIONWIDE INPATIENT SAMPLE (NIS), 2005 … HCUP National Inpatient Sample (NIS) ABSTRACT The Nationwide Inpatient Sample (NIS) is part of … and the NIS sample weights will not be appropriate at the State level. … Moreover, the NIS is composed of all discharges from a sample of hospitals (a cluster sample). … Nationwide Inpatient Sample (NIS) is a nationwide database of hospital inpatient stays.

115. Overview to the HCUP Nationwide Inpatient Sample (NIS), 2000
     hcup-us.ahrq.gov/db/nation/nis/NIS_Introduction_2000.jsp
     January 01, 2000 - Overview to the HCUP Nationwide Inpatient Sample (NIS), 2000 … ABSTRACT INTRODUCTION TO THE HCUP NATIONWIDE INPATIENT SAMPLE (NIS) OVERVIEW OF NIS DATA … NIS Documentation CD-ROM HCUP NATIONWIDE INPATIENT SAMPLE ( NIS) SUMMARY OF DATA … HCUP National Inpatient Sample (NIS) ABSTRACT The Nationwide Inpatient Sample (NIS) is part of … Return to Contents INTRODUCTION TO THE HCUP NATIONWIDE INPATIENT SAMPLE ( NIS ) OVERVIEW OF

116. THE HCUP NATIONWIDE EMERGENCY DEPARTMENT SAMPLE (NEDS), 2006 (Version 1)
     hcup-us.ahrq.gov/db/nation/neds/NEDS_Introduction_2006.jsp
     January 01, 2006 - The main objective of a stratified sample is to ensure that the sample is representative of the target … ) and N s (sample) were the number of hospital-based EDs within stratum s in the universe and sample … A larger sample would be cumbersome for data users given that a 20% sample contains over 25 million … The HCUP Nationwide Inpatient Sample (NIS) uses the same stratified sample design, so techniques appropriate … ED visit information from a sample of hospital-based EDs HCUP Nationwide Emergency Department Sample

117. C:\HCUP\NIS_1997_Design_Report.wpd (pdf file)
     hcup-us.ahrq.gov/db/nation/nis/reports/NIS_1997_Design_Report.pdf
     January 01, 1997 - NIS Release Calendar Year States Sample Hospitals Sample Discharge (millions) 1 1988–1992 8–11 758 … to enter the sample. … Table 5 NIS Hospital Sample Regular Sample Total Sample Year Number of Hospitals Number of Discharges … ) = Ns(frame) ÷ Ns(sample). … Ns(sample) was the number of sample hospitals selected for the NIS in stratum s.

118. THE HCUP NATIONWIDE EMERGENCY DEPARTMENT SAMPLE (NEDS), 2007 (Version 1)
     hcup-us.ahrq.gov/db/nation/neds/NEDS_Introduction_2007.jsp
     January 01, 2007 - The main objective of a stratified sample is to ensure that the sample is representative of the target … ) and N s (sample) were the number of hospital-based EDs within stratum s in the universe and sample … A larger sample would be cumbersome for data users given that a 20% sample contains over 25 million … The HCUP Nationwide Inpatient Sample (NIS) uses the same stratified sample design, so techniques appropriate … ED visit information from a sample of hospital-based EDs HCUP Nationwide Emergency Department Sample

119. Filespecifications Kid 2019 Hospital
     hcup-us.ahrq.gov/db/nation/kid/tools/stats/FileSpecifications_KID_2019_Hospital.TXT
     January 01, 2019 - stratum KID 2019 KID_2019_Hospital 5 S_BRTH_U 26 33 Num Number of sample … stratum KID 2019 KID_2019_Hospital 6 S_CHLD_U 34 41 Num Number of sample … stratum KID 2019 KID_2019_Hospital 7 S_CMPB_U 42 49 Num Number of sample … stratum KID 2019 KID_2019_Hospital 8 S_DISC_U 50 57 Num Number of sample … stratum KID 2019 KID_2019_Hospital 9 S_HOSP_U 58 61 Num Number of sample

120. Filespecifications Kid 2022 Hospital
     hcup-us.ahrq.gov/db/nation/kid/tools/stats/FileSpecifications_KID_2022_Hospital.TXT
     January 01, 2022 - stratum KID 2022 KID_2022_Hospital 5 S_BRTH_U 26 33 Num Number of sample … stratum KID 2022 KID_2022_Hospital 6 S_CHLD_U 34 41 Num Number of sample … stratum KID 2022 KID_2022_Hospital 7 S_CMPB_U 42 49 Num Number of sample … stratum KID 2022 KID_2022_Hospital 8 S_DISC_U 50 57 Num Number of sample … stratum KID 2022 KID_2022_Hospital 9 S_HOSP_U 58 61 Num Number of sample