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Showing results for "sampling".

221. HCUP_methods_series_cover.ai (pdf file)
     hcup-us.ahrq.gov/reports/methods/2004-05.pdf
     January 01, 2004 - The sampling strata were defined based on five hospital characteristics: geographic region, hospital … Hospitals were excluded from the sampling frame if the coding of patient race was suspect (i.e., more … The sampling and weighting strategy used for the disparities analysis file is similar to the method … There is no sampling error associated with Claritas population counts. … For Claritas population counts, there is no sampling error.

222. Opioid-Related Inpatient Stays and Emergency Department Visits by State, 2009-2014 #219
     hcup-us.ahrq.gov/reports/statbriefs/sb219-Opioid-Hospital-Stays-ED-Visits-by-State.jsp
     October 31, 2016 - It is drawn from a sampling frame that contains hospitals comprising more than 95 percent of all discharges … Over time, the sampling frame for the NIS has changed; thus, the number of States contributing to the … 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 the … Over time, the sampling frame for the NEDS has changed; thus, the number of States contributing to the

223. Opioid-Related Inpatient Stays and Emergency Department Visits by State, 2009-2014 (pdf file)
     hcup-us.ahrq.gov/reports/statbriefs/sb219-Opioid-Hospital-Stays-ED-Visits-by-State.pdf
     October 31, 2016 - It is drawn from a sampling frame that contains hospitals comprising more than 95 percent of all discharges … Over time, the sampling frame for the NIS has changed; thus, the number of States contributing to the … 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 … Over time, the sampling frame for the NEDS has changed; thus, the number of States contributing to the

224. Sample Design
     hcup-us.ahrq.gov/tech_assist/sampledesign/course/index.html
     February 14, 2022 - Sample Design " Enable Javascript support in the browser.

225. AHRQ Slide Template 2019-Regular (pdf file)
     hcup-us.ahrq.gov/news/exhibit_booth/HCUPOverviewDeck_121422.pdf
     February 09, 2022 - Sampling Strata NIS Sample Design • Ownership/control • Bed size • Teaching status • Urban/rural … Sampling StrataStarting HCUP Database Sample Design NEDS Sample Design The NEDS is drawn from SEDD … NEDS Sample Design Sampling StrataStarting HCUP Database Sample Design The NRD is a 100 percent … location • Teaching status • Size • Ownership/control • Patient age and sex *State not included Sampling … • Bed size • Urban/rural location • Teaching status • Ownership/control *State not included Sampling

226. HEALTHCARE COST AND UTILIZATION PROJECT — HCUP (pdf file)
     hcup-us.ahrq.gov/db/nation/nrd/Introduction_NRD_2010-2015.pdf
     January 01, 2015 - ICD-9-CM and ICD-10-CM/PCS Diagnosis and Procedure Codes ---------------------------------- 16 SAMPLING … Sampling Frame The sampling frame for the NRD was limited to discharges for patients treated at community … All of the discharges in the sampling frame were included, making the NRD a sample of convenience. … Discharge Weights This section explains the need for post-stratification for weighting the sampling … Variance estimates must take into account both the sampling design and the form of the statistic.

227. Trends in Hospital Inpatient Stays by Age and Payer, 2000-2015 #235
     hcup-us.ahrq.gov/reports/statbriefs/sb235-Inpatient-Stays-Age-Payer-Trends.jsp
     January 01, 2018 - It is drawn from a sampling frame that contains hospitals comprising more than 95 percent of all discharges … Over time, the sampling frame for the NIS has changed; thus, the number of States contributing to the … 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 the

228. Geographic Variation in Hospital Inpatient List Prices in the United States, 2013 #209
     hcup-us.ahrq.gov/reports/statbriefs/sb209-Geographic-Variation-Hospital-Inpatient-Prices.jsp
     August 01, 2016 - It is drawn from a sampling frame that contains hospitals comprising more than 95 percent of all discharges … Over time, the sampling frame for the NIS has changed; thus, the number of States contributing to the … 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 the

229. Healthcare Cost and Utilization Project (HCUP) NASS Notes
     hcup-us.ahrq.gov/db/vars/hosp_locteach/nassnote.jsp
     August 01, 2019 - For detailed information about the NIS sampling design, see the year-specific report on the Design of

230. THE HCUP NATIONWIDE READMISSIONS DATABASE (NRD), 2010-2018
     hcup-us.ahrq.gov/db/nation/nrd/Introduction_NRD_2010-2018.jsp
     January 01, 2018 - DESIGN OF THE NRD Target Universe Sampling Frame Discharge Weights Post-Stratification for … Sampling Frame The sampling frame for the NRD was limited to discharges for patients treated at community … All of the discharges in the sampling frame were included, making the NRD a sample of convenience. … Discharge Weights This section explains the need for post-stratification for weighting the sampling … Variance estimates must take into account both the sampling design and the form of the statistic.

231. HEALTHCARE COST AND UTILIZATION PROJECT — HCUP (pdf file)
     hcup-us.ahrq.gov/db/nation/nrd/Introduction_NRD_2010-2018.pdf
     January 01, 2018 - ICD-9-CM and ICD-10-CM/PCS Diagnosis and Procedure Codes ---------------------------------- 15 SAMPLING … Sampling Frame The sampling frame for the NRD was limited to discharges for patients treated at community … All of the discharges in the sampling frame were included, making the NRD a sample of convenience. … Discharge Weights This section explains the need for post-stratification for weighting the sampling … Variance estimates must take into account both the sampling design and the form of the statistic.

232. HEALTHCARE COST AND UTILIZATION PROJECT — HCUP (pdf file)
     hcup-us.ahrq.gov/db/nation/nrd/Introduction_NRD_2010-2017.pdf
     January 01, 2017 - ICD-9-CM and ICD-10-CM/PCS Diagnosis and Procedure Codes ---------------------------------- 17 SAMPLING … Sampling Frame The sampling frame for the NRD was limited to discharges for patients treated at community … All of the discharges in the sampling frame were included, making the NRD a sample of convenience. … Discharge Weights This section explains the need for post-stratification for weighting the sampling … Variance estimates must take into account both the sampling design and the form of the statistic.

233. THE HCUP NATIONWIDE READMISSIONS DATABASE (NRD), 2015
     hcup-us.ahrq.gov/db/nation/nrd/Introduction_NRD_2010-2015.jsp
     January 01, 2015 - DESIGN OF THE NRD Target Universe Sampling Frame Discharge Weights Post-Stratification for … Sampling Frame The sampling frame for the NRD was limited to discharges for patients treated at community … All of the discharges in the sampling frame were included, making the NRD a sample of convenience. … Discharge Weights This section explains the need for post-stratification for weighting the sampling … Variance estimates must take into account both the sampling design and the form of the statistic.

234. Microsoft Word - 2007_07.doc (pdf file)
     hcup-us.ahrq.gov/reports/methods/2007_07.pdf
     January 01, 2007 - The sampling strata were defined based on five hospital characteristics: geographic region, hospital … Hospitals were excluded from the sampling frame if the coding of patient race was suspect (i.e., more … The sampling and weighting strategy used for the disparities analysis file is similar to the method … There is no sampling error associated with Claritas census population counts. … For Claritas population counts, there is no sampling error.

235. Trends in Potentially Preventable Inpatient Hospital Admissions and Emergency Department Visits (pdf file)
     hcup-us.ahrq.gov/reports/statbriefs/sb195-Potentially-Preventable-Hospitalizations.pdf
     December 01, 2014 - We did not use the 2012 National Inpatient Sample (NIS) because the sampling design and universe definition … Over time, the sampling 18 frame for the NIS has changed; thus, the number of States contributing … 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 … Over time, the sampling frame for the NEDS has changed; thus, the number of States contributing to the

236. HCUP-US Index Page
     hcup-us.ahrq.gov/tech_assist/index_mno.jsp
     August 01, 2020 - Inpatient Sample Variances (PDF report) NIS - Nationwide Inpatient Sample - Changes in the NIS Sampling

237. Microsoft Word - deliverable45_2.doc (pdf file)
     hcup-us.ahrq.gov/reports/methods/2010_03.pdf
     January 01, 2010 - As shown in Figure 1 and Table 1, the 2007 NIS is selected from a sampling frame comprising 40 HCUP … Comparison of States in the NIS with National Demographics, 2007 NIS Sampling Frame United States … This is not surprising because NIS sampling strata and NIS discharge weights were based on AHA Annual … The AHA-derived sampling weights in the NIS yield discharge counts consistent with the AHA universe … Because of the design of the sampling frame, the NIS may over-represent urban areas.

238. 2007 HCUP Nationwide Inpatient Sample (NIS) Comparison Report
     hcup-us.ahrq.gov/db/nation/nis/reports/2007niscomparisonrpt.jsp
     May 01, 2016 - As shown in Figure 1 and Table 1, the 2007 NIS is selected from a sampling frame comprising 40 HCUP Partner … Comparison of States in the NIS with National Demographics, 2007   NIS Sampling Frame United … This is not surprising because NIS sampling strata and NIS discharge weights were based on AHA Annual … The AHA-derived sampling weights in the NIS yield discharge counts consistent with the AHA universe by … Because of the design of the sampling frame, the NIS may over-represent urban areas.

239. Healthcare Cost and Utilization Project (HCUP) NIS Notes
     hcup-us.ahrq.gov/db/vars/hosp_teach/nisnote.jsp
     September 01, 2008 - For detailed information about the NIS sampling design, see the year-specific report on the Design of

240. Healthcare Cost and Utilization Project (HCUP) NIS Notes
     hcup-us.ahrq.gov/db/vars/hosp_location/nisnote.jsp
     September 01, 2008 - For detailed information about the NIS sampling design, see the year-specific report on the Design of