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Showing results for "sampling".

321. Hospital Inpatient Utilization Related to Opioid Overuse Among Adults, 1993-2012 (pdf file)
     hcup-us.ahrq.gov/reports/statbriefs/sb177-Hospitalizations-for-Opioid-Overuse.pdf
     August 01, 2014 - It should be noted that the 2012 Nationwide Inpatient Sample (NIS), which uses a sampling approach based … on hospitals, is a separate file from the 2012 National Inpatient Sample (NIS), which uses a sampling … It is drawn from a sampling frame that contains hospitals comprising more than 95 percent of all discharges

322. Hospital Inpatient Utilization Related to Opioid Overuse Among Adults, 1993-2012 #177
     hcup-us.ahrq.gov/reports/statbriefs/sb177-Hospitalizations-for-Opioid-Overuse.jsp
     August 01, 2014 - It should be noted that the 2012 Nationwide Inpatient Sample (NIS), which uses a sampling approach based … on hospitals, is a separate file from the 2012 National Inpatient Sample (NIS), which uses a sampling … It is drawn from a sampling frame that contains hospitals comprising more than 95 percent of all discharges

323. Acute Renal Failure Hospitalizations, 2005-2014 #231
     hcup-us.ahrq.gov/reports/statbriefs/sb231-Acute-Renal-Failure-Hospitalizations.jsp
     November 01, 2017 - 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

324. Inpatient Stays Involving Atrial Fibrillation, 1998-2014 (pdf file)
     hcup-us.ahrq.gov/reports/statbriefs/sb236-Atrial-Fibrillation-Hospital-Stays-Trends.pdf
     August 22, 2017 - 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

325. Overview of Operating Room Procedures During Inpatient Stays in U.S. Hospitals, 2014 (pdf file)
     hcup-us.ahrq.gov/reports/statbriefs/sb233-Operating-Room-Procedures-United-States-2014.pdf
     January 01, 2014 - 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

326. Co-occurrence of Physical Health Conditions and Mental Health and Substance Use Conditions Among Adult Inpatient Stays, 2010 Versus 2014 (pdf file)
     hcup-us.ahrq.gov/reports/statbriefs/sb240-Co-occurring-Physical-Mental-Substance-Conditions-Hospital-Stays.pdf
     February 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

327. Potentially Preventable Pediatric Hospital Inpatient Stays for Asthma and Diabetes, 2003-2012 #192
     hcup-us.ahrq.gov/reports/statbriefs/sb192-Pediatric-Preventable-Hospitalizations-Asthma-Diabetes.jsp
     June 01, 2015 - We did not use the 2012 National Inpatient Sample (NIS) because the sampling design and universe definition … It is drawn from a sampling frame that contains hospitals comprising more than 95 percent of all discharges … 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

328. Trends in Hospitalizations With a Red Blood Cell Transfusion, 2000-2013 (pdf file)
     hcup-us.ahrq.gov/reports/statbriefs/sb215-Red-Blood-Cell-Transfusions-Trends.pdf
     October 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

329. An All-Payer View of Hospital Discharge to Postacute Care, 2013 #205
     hcup-us.ahrq.gov/reports/statbriefs/sb205-Hospital-Discharge-Postacute-Care.jsp
     May 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

330. HCUP Statistical Brief #38: Trends in Hospital Risk-Adjusted Mortality for Select Diagnoses and Procedures, 1994-2004 (pdf file)
     hcup-us.ahrq.gov/reports/statbriefs/sb38.pdf
     October 01, 2007 - 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

331. Sports-Related Emergency Department Visits and Hospital Inpatient Stays, 2013 #207
     hcup-us.ahrq.gov/reports/statbriefs/sb207-Sports-Hospital-Emergency-Department-2013.jsp
     July 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 … Over time, the sampling frame for the NEDS has changed; thus, the number of States contributing to the

332. Hospital Inpatient Statistics, 1996
     hcup-us.ahrq.gov/reports/natstats/his96/clinclas.htm
     September 01, 1999 - The HCUP sample is a stratified probability sample of hospitals in the frame, with sampling probabilities … Hospitals from HCUP participating States (the sampling frame) are selected to represent these strata

333. Methods – Applying HCUP Quality Indicators (pdf file)
     hcup-us.ahrq.gov/reports/methods/2018-01.pdf
     January 01, 2018 - There is no sampling error associated with Claritas census population counts. … • The NIS changed its sampling and weighting strategy in 2012. … The nationally weighted analysis files use the same sampling strategy as the 2000–2011 NIS. … Hospitals were excluded from the sampling frame if the coding of patient race was suspect (i.e., more … For population counts based on Claritas data, there is no sampling error.

334. Methods – Applying HCUP Quality Indicators (pdf file)
     hcup-us.ahrq.gov/reports/methods/2017-03.pdf
     January 01, 2017 - There is no sampling error associated with Claritas HCUP (07/13/17) Methods for HCUP Data in 2016 … The NIS changed its sampling and weighting strategy in 2012. … The nationally weighted analysis files use the same sampling strategy as the 2000–2011 NIS. … Hospitals were excluded from the sampling frame if the coding of patient race was suspect (i.e., more … For population counts based on Claritas data, there is no sampling error.

335. Methods – Applying HCUP Quality Indicators (pdf file)
     hcup-us.ahrq.gov/reports/methods/2016-01.pdf
     January 01, 2016 - There is no sampling error associated with Nielsen HCUP (11/20/15) Methods for HCUP Data in 2015 …  The NIS changed its sampling and weighting strategy in 2012. … The nationally weighted analysis files use the same sampling strategy as the 2000–2011 NIS. … Hospitals were excluded from the sampling frame if the coding of patient race was suspect (i.e., more … For population counts based on Nielsen data, there is no sampling error.

336. RoboticAmbulatorySurgery (pdf file)
     hcup-us.ahrq.gov/reports/RoboticAmbulatorySurgery.pdf
     October 20, 2021 - 57531 Radical trachelectomy, with bilateral total pelvic lymphadenectomy and para-aortic lymph node sampling … with radical hysterectomy, with bilateral total pelvic lymphadenectomy and para-aortic lymph node sampling … Radical abdominal hysterectomy, with bilateral total pelvic lymphadenectomy and para-aortic lymph node sampling … Total abdominal hysterectomy, including partial vaginectomy, with para- aortic and pelvic lymph node sampling

337. NASS Overview
     hcup-us.ahrq.gov/nassoverview.jsp
     July 01, 2025 - The sampling of the NASS changed over time to capture emergent in-scope ambulatory surgeries (i.e., in-scope

338. Overview of Hospital Stays in the United States, 2012 #180
     hcup-us.ahrq.gov/reports/statbriefs/sb180-Hospitalizations-United-States-2012.jsp
     October 01, 2014 - The new sampling strategy is expected to result in more precise estimates than did the previous NIS design … by reducing sampling error: for many estimates, confidence intervals under the new design are about … It is drawn from a sampling frame that contains hospitals comprising more than 95 percent of all discharges

339. Inpatient Stays Involving Atrial Fibrillation, 1998-2014 #236
     hcup-us.ahrq.gov/reports/statbriefs/sb236-Atrial-Fibrillation-Hospital-Stays-Trends.jsp
     February 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

340. Overview of Operating Room Procedures During Inpatient Stays in U.S. Hospitals, 2014 #233
     hcup-us.ahrq.gov/reports/statbriefs/sb233-Operating-Room-Procedures-United-States-2014.jsp
     December 01, 2017 - 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