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Total Results: 1,134 records

Showing results for "study".

421. Statistical Brief #54: Hospital Stays Related to Asthma for Adults, 2005 (pdf file)
     hcup-us.ahrq.gov/reports/statbriefs/sb54.pdf
     August 01, 2008 - Clinical Classifications Software (CCS) The principal diagnosis is that condition established after study … The vast size of the NIS allows the study of topics at both the national and regional levels for specific

422. Statistical Brief #48: Violence-Related Stays in U.S. Hospitals, 2005 (pdf file)
     hcup-us.ahrq.gov/reports/statbriefs/sb48.pdf
     March 01, 2008 - Clinical Classifications Software (CCS) The principal diagnosis is that condition established after study … The vast size of the NIS allows the study of topics at both the national and regional levels for specific

423. National Inpatient Hospital Costs: The Most Expensive Conditions by Payer, 2011 (pdf file)
     hcup-us.ahrq.gov/reports/statbriefs/sb160.pdf
     July 01, 2013 - Clinical Classifications Software (CCS) The principal diagnosis is that condition established after study … The vast size of the NIS allows the study of topics at both the national and regional levels for specific

424. HCUP Statistical Brief #123: Components of Growth in Inpatient Hospital Costs, 1997-2009 (pdf file)
     hcup-us.ahrq.gov/reports/statbriefs/sb123.pdf
     November 01, 2011 - Clinical Classifications Software (CCS) The principal diagnosis is that condition established after study … The vast size of the NIS allows the study of topics at both the national and regional levels for specific

425. Statistical Brief #139: Emergency Department Visits and Hospital Admissions for Kidney Stone Diseases, 2009 (pdf file)
     hcup-us.ahrq.gov/reports/statbriefs/sb139.pdf
     July 25, 2012 - The principal diagnosis is that condition established after study to be chiefly responsible for the patient … The vast size of the NIS allows the study of topics at both the national and regional levels for specific

426. Hospital Stays for Newborns, 2011 #163
     hcup-us.ahrq.gov/reports/statbriefs/sb163.jsp
     October 01, 2013 - Clinical Classifications Software (CCS) The principal diagnosis is that condition established after study … The vast size of the NIS allows the study of topics at both the national and regional levels for specific

427. 2014-04 (pdf file)
     hcup-us.ahrq.gov/reports/methods/2014-04.pdf
     January 01, 2014 - As a result of the 2012 evaluation study, a new NIS sample design was recommended. … Previous Study Results For a previous evaluation performed during 2012,2 the project team considered … In our study, the overall sample size of 8 million was chosen for conformance with the current NIS design … estimates from small samples usually have relatively large variances.20 Consequently, for this study … Importantly, none of these changes eroded the improvements we saw in the previous study in the accuracy

428. Nisredesignfinalreport040914 (pdf file)
     hcup-us.ahrq.gov/db/nation/nis/reports/NISRedesignFinalReport040914.pdf
     June 11, 2014 - As a result of the 2012 evaluation study, a new NIS sample design was recommended. … Previous Study Results For a previous evaluation performed during 2012,2 the project team considered … In our study, the overall sample size of 8 million was chosen for conformance with the current NIS design … estimates from small samples usually have relatively large variances.20 Consequently, for this study … Importantly, none of these changes eroded the improvements we saw in the previous study in the accuracy

429. Statistical Brief #87: Characteristics of Weekday and Weekend Hospital Admissions (pdf file)
     hcup-us.ahrq.gov/reports/statbriefs/sb87.pdf
     March 01, 2010 - Clinical Classifications Software (CCS) The principal diagnosis is that condition established after study … The vast size of the NIS allows the study of topics at both the national and regional levels for specific

430. Florida Project Summary
     hcup-us.ahrq.gov/datainnovations/clinicaldata/FL10AHRQprojectsummarytoHospitals.jsp
     July 10, 2016 - for Healthcare Research and Quality (AHRQ) that runs through September 2009 for a pilot project to study

431. Ccslabelchangesforicd-9Ccs2014 (pdf file)
     hcup-us.ahrq.gov/toolssoftware/ccs10/CCSLabelChangesforICD-9CCS2014.pdf
     August 27, 2014 - PCS CCS with Label Changes for ICD-10-PCS CCS ICD-9 Chapter 3 Label ICD-10-PCS Label Rationale CCS 3 Laminectomy; excision intervertebral disc Excision, destruction or resection of intervertebral disc Laminectomy maps to numerous CCS in ICD-10-PCS so it was removed from CCS; update terminology for interverteb…

432. Help Us Know Our Patients Better
     hcup-us.ahrq.gov/datainnovations/raceethnicitytoolkit/nm25.jsp
     July 01, 2014 - Help Us Know Our Patients Better An official website of the Department of Health & Human Services Search All AHRQ Websites Careers Contact Us Espanol FAQs Email Updates …

433. 2015 01 (pdf file)
     hcup-us.ahrq.gov/reports/methods/2015_01.pdf
     January 01, 2015 - (KID) for studies of children’s health, the Nationwide Emergency Department Sample (NEDS) for the study … emergency department utilization, the State Ambulatory Surgery and Services Database (SASD) for the study … Databases (SEDD), which contain a near-census of emergency department visits that can be used to study … Random Data are missing completely at random (MCAR) if the probability of a missing value on a study … unit is unrelated to both the observed and the unobserved data on that study unit.

434. HEALTHCARE COST AND UTILIZATION PROJECT — HCUP (pdf file)
     hcup-us.ahrq.gov/db/nation/nrd/Introduction_NRD_2010-2015.pdf
     January 01, 2015 - This report discusses the decisions that need to be addressed as an analyst designs a study of patients … For example, a study of readmissions for diabetes might only consider the number of days between two … diabetes discharges, whereas a study of post-surgery infections might consider any discharge in 30 … Selection of the time period will depend on whether the study is focused on diagnosis- and/or procedure-specific … In addition, a study may consider all readmissions within a time period or just the first readmission

435. Statistical Brief #109: Medication-Related Adverse Outcomes in U.S. Hospitals and Emergency Departments, 2008 (pdf file)
     hcup-us.ahrq.gov/reports/statbriefs/sb109.pdf
     April 01, 2011 - Sample and Nationwide Emergency Department Sample, 2008 6 Specific ICD-9-CM codes used in this study … Definitions Diagnoses and ICD-9-CM The principal diagnosis is that condition established after study … The vast size of the NIS allows the study of topics at both the national and regional levels for specific

436. Statistical Brief #126
     hcup-us.ahrq.gov/reports/statbriefs/sb126.jsp
     February 01, 2012 - Clinical Classifications Software (CCS) The principal diagnosis is that condition established after study … The vast size of the NIS allows the study of topics at both the national and regional levels for specific

437. Matching Patients across Institutions without Definitive Patient Identifiers
     hcup-us.ahrq.gov/datainnovations/clinicalcontentenhancementtoolkit/mn22.jsp
     September 01, 2014 - Matching Patients across Institutions without Definitive Patient Identifiers An official website of the Department of Health & Human Services Search All AHRQ Websites Careers Contact Us …

438. INTRODUCTION TO THE HCUP KIDS' INPATIENT DATABASE (KID), 2016
     hcup-us.ahrq.gov/db/nation/kid/kid_2016_introduction.jsp
     January 01, 2016 - It can be used to study a wide range of topics including the economic burden of pediatric conditions, … It can be used to study a wide range of topics including the economic burden of pediatric conditions, … However, there are hospital-level data elements for all hospitals in the KID that allow you to study … Alternatively, in the study of hypothetical population outcomes not limited to a specific point in time

439. INTRODUCTION TO THE HCUP KIDS' INPATIENT DATABASE (KID), 2012
     hcup-us.ahrq.gov/db/nation/kid/kid_2012_introduction.jsp
     January 01, 1998 - It can be used to study a wide range of topics including the economic burden of pediatric conditions, … It can be used to study a wide range of topics including the economic burden of pediatric conditions, … However, there are hospital-level data elements for all hospitals in the KID that allow you to study … Alternatively, in the study of hypothetical population outcomes not limited to a specific point in time

440. Statistical Brief #111
     hcup-us.ahrq.gov/reports/statbriefs/sb111.jsp
     May 01, 2011 - Definitions Diagnoses The principal diagnosis is that condition established after study to be chiefly … The vast size of the NIS allows the study of topics at both the national and regional levels for specific