Results

Total Results: 8,650 records

Showing results for "sample".

541. Trends in Operating Room Procedures in U.S. Hospitals, 2001—2011 - Statistical Brief #171
     hcup-us.ahrq.gov/reports/statbriefs/sb171-Operating-Room-Procedure-Trends.jsp
     March 01, 2014 - data from the Healthcare Cost and Utilization Project (HCUP) 2001 through 2011 Nationwide Inpatient Sample … community hospital, the discharge record for that stay will be included in the Nationwide Inpatient Sample … The NIS is a sample of hospitals and includes all patients from each hospital, regardless of payer. … Database (KID), the Nationwide Emergency Department Sample (NEDS), the State Inpatient Databases (SID … Final Report on Calculating Nationwide Inpatient Sample (NIS) Variances, 2001.

542. Psn-Pdf (pdf file)
     psnet.ahrq.gov/node/43720/psn-pdf
     November 26, 2014 - The potential causes of the mistake include laboratory sample confusion and misinterpretation of biopsy … quality-cancer-diagnosis https://psnet.ahrq.gov/primer/diagnostic-errors https://psnet.ahrq.gov/issue/sample-sample-carryover-source-analytical-laboratory-error-and-its-relevance-integrated

543. HEALTHCARE COST AND UTILIZATION PROJECT — HCUP (pdf file)
     hcup-us.ahrq.gov/db/nation/neds/NEDS2015Introduction.pdf
     December 01, 2017 - universe) ÷ Ns(sample) where Ws(universe) was the ED universe weight, and Ns(universe) and Ns(sample … 21 that a 20 percent sample contains about 30 million records. … The HCUP Nationwide Inpatient Sample (NIS) prior to 2012 used stratified sample design similar to the … The HCUP Nationwide Inpatient Sample (NIS) prior to 2012 used stratified sample design similar to the … ED visit information from a sample of EDs HCUP Nationwide Emergency Department Sample (NEDS)

544. Hospital Inpatient Statistics, 1996
     hcup-us.ahrq.gov/reports/natstats/his96/clinclas.htm
     September 01, 1999 - The NIS approximates a 20-percent sample of U.S. … Nationwide Inpatient Sample (NIS) . … The NIS is designed to be a 20-percent sample of U.S. … The HCUP sample is a stratified probability sample of hospitals in the frame, with sampling probabilities … Study sample The entire sample of NIS discharges for 1996 was used for this study (N = 6,542,069).

545. Asthma-Immunotherapy-2011 Research (pdf file)
     effectivehealthcare.ahrq.gov/sites/default/files/pdf/asthma-immunotherapy-2011_research.pdf
     January 01, 2011 - for her statistical expertise in reliability testing; Susan Duval, Ph.D., for her help estimating sample … Sample size and optimal designs for reliability studies. … (Mark the best responses): A Crude prevalence in total sample Minor flaw B Age adjusted prevalence … Size Sample size justification. … Omitted Poor reporting Prevalence in total sample Crude prevalence in total sample Minor flaw

546. Sam-Fac2 (pdf file)
     meps.ahrq.gov/data_stats/nhc/sam-fac2.pdf
     September 30, 1997 - SS9-12 SAMPLE LAYOUT Run sample selection algorithm and display line numbers for up to 3 selected sample … SELECT THE SAMPLE AGAIN. … ) First Admission Sample Sizes.We will adjust the new admissions sample sizes when there is a large … Sample Selection Algorithm. … If Sample Size≥ Number Listed then Sample Size = Number Listed. A2.

547. INTRODUCTION TO THE HCUP KIDS' INPATIENT DATABASE (KID), 2009
     hcup-us.ahrq.gov/db/nation/kid/kid_2009_introduction.jsp
     January 01, 2009 - Hospital Sample Design Design Considerations The overall design objective was to select a sample … In some instances, strata were collapsed for sample weight calculations. … summarize the final KID sample. … hospitals, and sample discharges. … "KID Sample Hospitals" lists the hospitals selected for the KID.

548. Microsoft Word - CentralDistributor_NIS1995_ OverviewV5.doc (pdf file)
     hcup-us.ahrq.gov/db/nation/nis/NIS95_%20Overview_122104.pdf
     November 01, 2015 - Agency for Healthcare Research and Quality OVERVIEW OF THE HCUP NATIONWIDE INPATIENT SAMPLE … ................................................................... 2 HCUP NATIONWIDE INPATIENT SAMPLE … .................................................... 3 Correction to the 1993 Nationwide Inpatient Sample … HCUP-3 Nationwide Inpatient Sample (NIS), Release 4 ABSTRACT The Nationwide Inpatient Sample … NIS, Release 4, approximates a 20 percent sample of U.S. community hospitals for 1995.

549. Microsoft Word - CentralDistributor_NIS88-97binderV5.doc (pdf file)
     hcup-us.ahrq.gov/db/nation/nis/NIS93_Overview_1222104.pdf
     November 01, 2015 - Agency for Healthcare Research and Quality OVERVIEW OF THE HCUP NATIONWIDE INPATIENT SAMPLE … ................................................................... 2 HCUP NATIONWIDE INPATIENT SAMPLE … .................................................... 3 Correction to the 1993 Nationwide Inpatient Sample … HCUP-3 Nationwide Inpatient Sample (NIS), Release 2 ABSTRACT The Nationwide Inpatient Sample … NIS, Release 2 approximates a 20 percent sample of U.S. community hospitals for 1993.

550. Microsoft Word - CaseforPOAIndicator_final_060806 _2_.doc (pdf file)
     hcup-us.ahrq.gov/reports/methods/2006_9.pdf
     January 01, 2006 - Racial Composition of the U.S., NIS Sample, and NHDS Sample, 2003......................23 Table 6. … Sample or universe Sample Sample Sampling frame 37 states 50 states and the District of Columbia … A sample of 112 PSUs was selected. … Sample or universe Sample Universe Sampling frame 37 states 50 states and the District of Columbia … Racial Composition of the U.S., NIS Sample, and NHDS Sample, 2003 Race U.S.

551. Kid 1997 Hospital
     hcup-us.ahrq.gov/db/nation/kid/tools/stats/KID_1997_HOSPITAL.txt
     January 01, 1997 - Num H:Stratum used to post-stratify hospital KID 1997 HOSPITAL 21 S_BRTH_U 107 112 Num H:Num. sample … 113 117 Num H:Pediatric non-births sampled KID 1997 HOSPITAL 23 S_CHLD_U 118 123 Num H:Num. sample … S_CMPB 124 128 Num H:Complicated births sampled KID 1997 HOSPITAL 25 S_CMPB_U 129 134 Num H:Num. sample … Num H:Num. samp. births, children in STRATUM KID 1997 HOSPITAL 27 S_HOSP_U 141 146 Num H:Num. sample … 147 151 Num H:Uncomplicated births sampled KID 1997 HOSPITAL 29 S_UNCB_U 152 157 Num H:Num. sample

552. HCUP_methods_series_cover.ai (pdf file)
     hcup-us.ahrq.gov/reports/methods/2005_03_del_379.pdf
     January 01, 2005 - Racial Composition of the U.S., NIS Sample, and NHDS Sample, 2002......................23 Table 6. … Sample or universe Sample Sample Sampling frame 35 states 50 states and the District of Columbia … A sample of 112 PSUs was selected. … Sample or universe Sample Universe Sampling frame 35 states 50 states and the District of Columbia … Racial Composition of the U.S., NIS Sample, and NHDS Sample, 2002 Race U.S.

553. Research Findings #4: Nursing Homes - Structure and Selected Characteristics, 1996
     meps.ahrq.gov/data_files/publications/rf4/rf4.shtml
     January 01, 1998 - e Sample size less than 50. … d Sample size less than 50. … g Sample size less than 50. … d Sample size less than 50. … e Sample size less than 50.

554. 1992-1988Wtrecl
     hcup-us.ahrq.gov/db/nation/nis/tools/stats/1992-1988WTRECL.txt
     January 01, 1992 - 17 N_HOSP_U 123 126 Num H:Num. universe hospitals in STRATUM 18 S_DISC_S 127 133 Num H:Num. sample … discharges in STRAT_ST 19 S_DISC_U 134 140 Num H:Num. sample discharges in STRATUM 20 S_HOSP_S … 141 143 Num H:Num. sample hospitals in STRAT_ST 21 S_HOSP_U 144 146 Num H:Num. sample hospitals

555. Filespecifications Kid 2000 Hospital
     hcup-us.ahrq.gov/db/nation/kid/tools/stats/FileSpecifications_KID_2000_HOSPITAL.TXT
     January 01, 2000 - 20 years old or younger KID 2000 HOSPITAL 32 S_BRTH_U 232 237 Num Number of sample … Pediatric non-births sampled KID 2000 HOSPITAL 34 S_CHLD_U 243 248 Num Number of sample … Complicated births sampled KID 2000 HOSPITAL 36 S_CMPB_U 254 259 Num Number of sample … children in KID_STRATUM KID 2000 HOSPITAL 38 S_HOSP_U 266 269 Num Number of sample … Uncomplicated births sampled KID 2000 HOSPITAL 40 S_UNCB_U 275 280 Num Number of sample

556. 1997Reclwt
     hcup-us.ahrq.gov/db/nation/nis/tools/stats/1997RECLWT.txt
     November 12, 1999 - 28 STRAT_ST 219 223 Num H:Stratum for state-specific weights 29 S_DISC_S 224 230 Num H:Num. sample … discharges in STRAT_ST 30 S_DISC_U 231 237 Num H:Num. sample discharges in STRATUM 31 S_HOSP_S … 238 240 Num H:Num. sample hospitals in STRAT_ST 32 S_HOSP_U 241 243 Num H:Num. sample hospitals

557. 1996Reclwt
     hcup-us.ahrq.gov/db/nation/nis/tools/stats/1996RECLWT.txt
     February 12, 1998 - 28 STRAT_ST 219 223 Num H:Stratum for state-specific weights 29 S_DISC_S 224 230 Num H:Num. sample … discharges in STRAT_ST 30 S_DISC_U 231 237 Num H:Num. sample discharges in STRATUM 31 S_HOSP_S … 238 240 Num H:Num. sample hospitals in STRAT_ST 32 S_HOSP_U 241 243 Num H:Num. sample hospitals

558. 1995Reclwt
     hcup-us.ahrq.gov/db/nation/nis/tools/stats/1995RECLWT.txt
     February 12, 1998 - 28 STRAT_ST 219 223 Num H:Stratum for state-specific weights 29 S_DISC_S 224 230 Num H:Num. sample … discharges in STRAT_ST 30 S_DISC_U 231 237 Num H:Num. sample discharges in STRATUM 31 S_HOSP_S … 238 240 Num H:Num. sample hospitals in STRAT_ST 32 S_HOSP_U 241 243 Num H:Num. sample hospitals

559. 1994Reclwt
     hcup-us.ahrq.gov/db/nation/nis/tools/stats/1994RECLWT.txt
     December 06, 1996 - 219 223 Num H:Stratum for state-specific weights 29 S_DISC_S 224 230 Num H:Num. sample … discharges in STRAT_ST 30 S_DISC_U 231 237 Num H:Num. sample discharges in STRATUM 31 S_HOSP_S … 238 240 Num H:Num. sample hospitals in STRAT_ST 32 S_HOSP_U 241 243 Num H:Num. sample hospitals

560. NHC acronyms and terms
     meps.ahrq.gov/data_stats/nhc_acronyms.shtml
     December 31, 1996 - B was measured at January 1, 1996, for the January 1st sample and at the key admission date for persons … January 1st residents The cross-sectional sample of persons who were resident in the NH on January … Keyfitz procedure A statistical method for improving the efficiency of sample selection.