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Showing results for "design sample size".

201. Checklist for Working with the KID
     hcup-us.ahrq.gov/db/nation/kid/kidchecklist.jsp
     September 01, 2025 - Return to top Research Design ⬜ Learn how to account for the KID sampling design. … Accounting for the sampling design is critical for accurate analyses. … To learn more about the KID sample design, view the Sample Design On-line Tutorial on the Tutorial … The sampling design of the KID does not support State-level analyses. … ⬜ Account for the design of the KID when calculating standard errors.

202. Racial and Ethnic Disparities in Hospitals Patient Safety Events, 2005 (pdf file)
     hcup-us.ahrq.gov/reports/statbriefs/sb53.pdf
     June 01, 2008 - could provide reliable estimates for all four racial/ethnic groups (i.e. there was a large enough sample … size) and had strong evidence that it measures a hospital patient safety event. … the clustering of patients within hospitals and the hospital stratification aspects of the sampling design

203. Filespecifications Nrd 2012 Hospital V2
     hcup-us.ahrq.gov/db/nation/nrd/stats/FileSpecifications_NRD_2012_Hospital_V2.TXT
     January 01, 2012 - Data Set Name: NRD_2012_HOSPITAL_V2 Created on 09/28/2017 Number of Observations: 1715 Total Number of Data Elements: 12 Columns Description ======== =========== 1 - 4 Database name 6 - 9 Discharge year of data 11 - 24 File name 26 - 28 Data element number 30 - 48 Data eleme…

204. Filespecifications Nrd 2016 Hospital
     hcup-us.ahrq.gov/db/nation/nrd/stats/FileSpecifications_NRD_2016_Hospital.TXT
     January 01, 2016 - Data Set Name: NRD_2016_HOSPITAL Created on 07/20/2018 Number of Observations: 2355 Total Number of Data Elements: 12 Columns Description ======== =========== 1 - 3 Database name 5 - 8 Discharge year of data 10 - 35 File name 37 - 39 Data element number 41 - 69 Data eleme…

205. Filespecifications Nrd 2015 Hospital
     hcup-us.ahrq.gov/db/nation/nrd/stats/FileSpecifications_NRD_2015_Hospital.TXT
     January 01, 2015 - Data Set Name: NRD_2015_HOSPITAL Created on 10/31/2017 Number of Observations: 2367 Total Number of Data Elements: 12 Columns Description ======== =========== 1 - 3 Database name 5 - 8 Discharge year of data 10 - 35 File name 37 - 39 Data element number 41 - 69 Data eleme…

206. Filespecifications Nrd 2014 Hospital
     hcup-us.ahrq.gov/db/nation/nrd/stats/FileSpecifications_NRD_2014_Hospital.TXT
     January 01, 2014 - Data Set Name: NRD_2014_HOSPITAL Number of Observations: 2048 Total Number of Data Elements: 12 Columns Description ======== =========== 1 - 4 Database name 6 - 9 Discharge year of data 11 - 19 File name 21 - 23 Data element number 25 - 43 Data element name 45 Le…

207. Filespecifications Nrd 2010 Hospital V2
     hcup-us.ahrq.gov/db/nation/nrd/stats/FileSpecifications_NRD_2010_Hospital_V2.TXT
     January 01, 2010 - Data Set Name: NRD_2010_HOSPITAL_V2 Created on 09/28/2017 Number of Observations: 1809 Total Number of Data Elements: 12 Columns Description ======== =========== 1 - 4 Database name 6 - 9 Discharge year of data 11 - 24 File name 26 - 28 Data element number 30 - 48 Data eleme…

208. Filespecifications Nrd 2011 Hospital V2
     hcup-us.ahrq.gov/db/nation/nrd/stats/FileSpecifications_NRD_2011_Hospital_V2.TXT
     January 01, 2011 - Data Set Name: NRD_2011_HOSPITAL_V2 Created on 09/28/2017 Number of Observations: 1804 Total Number of Data Elements: 12 Columns Description ======== =========== 1 - 4 Database name 6 - 9 Discharge year of data 11 - 24 File name 26 - 28 Data element number 30 - 48 Data eleme…

209. Filespecifications Nrd 2017 Hospital
     hcup-us.ahrq.gov/db/nation/nrd/stats/FileSpecifications_NRD_2017_Hospital.TXT
     January 01, 2017 - Data Set Name: NRD_2017_HOSPITAL Created on 11/22/2019 Number of Observations: 2454 Total Number of Data Elements: 12 Columns Description ======== =========== 1 - 3 Database name 5 - 8 Discharge year of data 10 - 35 File name 37 - 39 Data element number 41 - 69 Data eleme…

210. Filespecifications Nrd 2013 Hospital
     hcup-us.ahrq.gov/db/nation/nrd/stats/FileSpecifications_NRD_2013_Hospital.TXT
     January 01, 2013 - Data Set Name: NRD_2013_HOSPITAL Number of Observations: 2006 Total Number of Data Elements: 12 Columns Description ======== =========== 1 - 4 Database name 6 - 9 Discharge year of data 11 - 19 File name 21 - 23 Data element number 25 - 43 Data element name 45 Le…

211. Filespecifications Nrd 2018 Hospital
     hcup-us.ahrq.gov/db/nation/nrd/stats/FileSpecifications_NRD_2018_Hospital.TXT
     January 01, 2018 - Data Set Name: NRD_2018_HOSPITAL Created on 11/30/2020 Number of Observations: 2430 Total Number of Data Elements: 12 Columns Description ======== =========== 1 - 3 Database name 5 - 8 Discharge year of data 10 - 35 File name 37 - 39 Data element number 41 - 69 Data eleme…

212. Healthcare Cost and Utilization Project (HCUP) NIS Description of Data Elements - Hospital Notes (pdf file)
     hcup-us.ahrq.gov/db/nation/nis/DataElements_NIS_2004_Hospital.pdf
     January 01, 2004 - For detailed information about the NIS sampling design, see the year-specific report on the Design of … When the sample size was sufficiently large, hospitals were stratified as public (HOSP_CONTROL=1), voluntary … For detailed information about the NIS sampling design, see the year-specific report on the Design of … For detailed information about the NIS sampling design, see the year-specific report on the Design of … For detailed information about the NIS sampling design, see the year-specific report on the Design of

213. Healthcare Cost and Utilization Project (HCUP) NIS Description of Data Elements - Hospital Notes (pdf file)
     hcup-us.ahrq.gov/db/nation/nis/DataElements_NIS_2003_HOSPITAL.pdf
     January 01, 2003 - For detailed information about the NIS sampling design, see the year-specific report on the Design of … When the sample size was sufficiently large, hospitals were stratified as public (HOSP_CONTROL=1), voluntary … For detailed information about the NIS sampling design, see the year-specific report on the Design of … For detailed information about the NIS sampling design, see the year-specific report on the Design of … For detailed information about the NIS sampling design, see the year-specific report on the Design of

214. Microsoft Word - CaseforPOAIndicator_final_060806 _2_.doc (pdf file)
     hcup-us.ahrq.gov/reports/methods/2007_03.pdf
     January 01, 2007 - One of the most distinctive features of the NIS is that its large sample size allows for the study of … We must emphasize that the NIS provides a large sample size that tends to yield estimates with much … Where a comprehensive geographic representation is more important than a large sample size, and the … (a) Because of very small sample size, the NHDS estimate and standard error were unreliable and not … (a) Because of very small sample size, the NHDS estimate and standard error were unreliable and not

215. Checklist for Working with the NASS
     hcup-us.ahrq.gov/db/nation/nass/nasschecklist.jsp
     November 01, 2024 - ⬜ Learn how to account for the NASS sampling design. … view the HCUP Sample Design tutorial on the HCUP Online Tutorial Series page on HCUP-US. … The tutorial will be updated in the future to directly address the NASS sampling design. … The sampling design of the NASS does not support physician-level analyses. … ⬜ Account for the design of the NASS when calculating standard errors.

216. 2015 01 (pdf file)
     hcup-us.ahrq.gov/reports/methods/2015_01.pdf
     January 01, 2015 - Sample design issues do not apply to the SID. … Naturally, the estimates will suffer a loss in precision because of the reduced sample size compared … size afforded by the imputations. … The histogram sample size (N) was 20 times the original sample size because the imputed data comprised … The histogram sample size (N) is 20 times the original sample size because the imputed data comprised

217. 2016-06 (pdf file)
     hcup-us.ahrq.gov/reports/methods/2016-06.pdf
     January 01, 2016 - It is important not to conflate the large sample size of the HCUP databases with the ability to measure … Its large sample size is ideal for developing national and regional estimates and enables analyses of … Its large sample size is ideal for developing national and regional estimates and enables analyses of … Its HCUP (12/05/16) 6 Using the HCUP Databases to Study Incidence and Prevalence large sample … The HCUP databases have a large sample size which is advantageous for many research studies, particularly

218. Geographic Variation in Inpatient Stays for Five Leading Substance Use Disorders, 2016–2018 (pdf file)
     hcup-us.ahrq.gov/reports/statbriefs/sb289-Substance-Use-Disorder-Hospitalizations-by-Region-2016-2018.pdf
     January 01, 2018 - Because of the large sample size of the NIS and SID data, small differences can be statistically significant … The unweighted sample size for the 2018 NIS is 7,105,498 (weighted, this represents 35,527,481 inpatient … The unweighted sample size for the 2016 NIS is 7,135,090 (weighted, this represents 35,675,421 inpatient … For a detailed description of HCUP and more information on the design of the National Inpatient Sample

219. Statistical Brief #94: Adult Hospital Stays with Infections Due to Medical Care, 2007 (pdf file)
     hcup-us.ahrq.gov/reports/statbriefs/sb94.pdf
     November 01, 2008 - the clustering of patients within hospitals and the hospital stratification aspects of the sampling design … For a detailed description of HCUP, more information on the design of the NIS, and methods to calculate

220. Most Common Diagnoses and Procedures in U.S. Community Hospitals, 1996
     hcup-us.ahrq.gov/reports/natstats/commdx/commdx.htm
     October 01, 1999 - developing national estimates, for analyzing national trends, and for research that requires a large sample … size (e.g., care patterns for rare conditions such as congenital anomalies, frequency and distribution