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hcup-us.ahrq.gov/datainnovations/grants.jsp
July 01, 2016 - Developed hospital reports on data quality (including present-on-admission and congestive heart failure cases … linkages with an array of health-related data systems in a three-state region to identify and, in some cases
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hcup-us.ahrq.gov/reports/statbriefs/sb23.pdf
January 01, 2007 - Revision of gastric anastomosis
– 4499 with DRG=288 Other operations on stomach
Next, we excluded cases … 1500 to 1599 Stomach and intestinal cancers
– 2301 to 2309 In-situ cancers
Finally, we excluded cases
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hcup-us.ahrq.gov/toolssoftware/ccsr/DXCCSR-User-Guide-v2025-1.pdf
November 01, 2024 - However, there is not enough information to
distinguish this timing in all cases. … In some cases, a patient may need to be stabilized before the active treatment
may begin. … In all cases, both the inpatient and outpatient default
CCSR category is PRG027. … Only one CCSR category matches the ICD-10-CM Code Book chapter: In
most of these cases, the default … In some cases,
the first-listed diagnosis may be a symptom when a diagnosis has not been established
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hcup-us.ahrq.gov/datainnovations/clinicalcontentenhancementtoolkit/mn4.jsp
August 01, 2014 - Format
Date in MMDDYYYY format
Comments
Slide 10
Rules for Lab Data Transmission
Cases
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hcup-us.ahrq.gov/datainnovations/clinicalcontentenhancementtoolkit/ny8.jsp
August 01, 2014 - the file sent to us by the lab and then request the information we need about these tests--in most cases
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hcup-us.ahrq.gov/toolssoftware/comorbidity/comformat2010.txt
October 20, 2015 - Includes */
/* cases previously assigned to DRGs 1 and 2. */
/* 11/29/04:
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hcup-us.ahrq.gov/toolssoftware/comorbidity/comformat2011.txt
October 20, 2015 - Includes */
/* cases previously assigned to DRGs 1 and 2. */
/* 11/29/04:
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hcup-us.ahrq.gov/toolssoftware/comorbidity/comformat2009.txt
October 20, 2015 - Includes */
/* cases previously assigned to DRGs 1 and 2. */
/* 11/29/04:
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hcup-us.ahrq.gov/toolssoftware/comorbidity/comformat2008_v25.txt
October 20, 2015 - Includes */
/* cases previously assigned to DRGs 1 and 2. */
/* 11/29/04:
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hcup-us.ahrq.gov/db/nation/nis/NIS_Introduction_2006.jsp
January 01, 2006 - When you detect anomalies (such as large numbers of missing cases), perform descriptive statistics by … Because very few cases have more than 15 diagnoses or procedures, the diagnosis and procedure vectors … This is because the non-missing cases would be representative of the missing cases. … In most cases, computer programs are readily available to perform these calculations. … In some cases, AGE is set to the midpoint of the age category.
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hcup-us.ahrq.gov/db/state/sasddist/sasd_multi.jsp
August 01, 2025 - It became apparent in evaluating the records excluded from the SASD and SEDD that in some cases the HCUP
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hcup-us.ahrq.gov/reports/methods/2011_03.pdf
January 01, 2011 - Although these cases may suggest that either a definitive diagnosis was not established
[confirmed] … In other cases, the physician and/or medical
records department may review the visit retrospectively … For these cases
as well, there could legitimately be a first-listed symptom diagnosis (e.g., abdominal … In these cases, it is possible that the
acute and non-symptom diagnoses respectively should have been … In some
cases the first-listed diagnosis may be a symptom when a diagnosis has not been
established
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hcup-us.ahrq.gov/reports/methods/2003_02.pdf
January 01, 2003 - 11/15) 5 Calculating NIS Variances
Missing Values
The procedures presented in this report omit cases … On the other hand, if the cases with and without missing values are assumed to be similar with
respect … may be necessary for estimates of means and
rates because the means and rates based on nonmissing cases … would be representative of the
means and rates of missing cases. … In this context, the survey weights are not used to weight the
sampled cases to the universe, because
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hcup-us.ahrq.gov/reports/methods/2003_02.jsp
January 01, 2003 - hospitals located in the U.S. 3
Top
Missing Values
The procedures presented in this report omit cases … On the other hand, if the cases with and without missing values are assumed to be similar with respect … adjustment may be necessary for estimates of means and rates because the means and rates based on nonmissing cases … would be representative of the means and rates of missing cases. … In this context, the survey weights are not used to weight the sampled cases to the universe, because
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hcup-us.ahrq.gov/reports/PDMPsAndOpioidHospitalizations.pdf
October 03, 2017 - Mandatory system use: Although use of PDMPs by prescribers is voluntary in most cases, some
states require … , such as for special
populations (e.g., clients of pain clinics or opioid treatment clinics), for cases … To eliminate duplicative records for transfer cases,
we included the records that had a “transfer to … While some cases of opioid-related ED visits and hospitalizations
might have been missed by omitting … Many states have
drug utilization review policies that evaluate cases of Medicaid beneficiaries with
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hcup-us.ahrq.gov/reports/statbriefs/sb294-COVID-19-UrbanHosptl.pdf
December 01, 2020 - early 2020, hospital utilization changed considerably, as
areas of the country saw spikes in COVID-19 cases … across time.2 The Centers for Disease
Control and Prevention (CDC) reported higher rates of COVID-
19 cases … among urban residents for most of 2020.3 Rates of
COVID-19 cases in rural areas surpassed those in … As such, there may be some measurement error in the identification of cases.
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hcup-us.ahrq.gov/db/nation/nis/reports/NIS_1992_1988_Design_Report.jsp
January 01, 1992 - In all cases where this was required, it was necessary only to collapse the ownership categories. … For all cases in which strata were collapsed, private not-for-profit was combined with public, or private … Below is the procedure used for each of these three cases with one exception: if the stratum-specific … In most cases, computer programs are readily available to perform these calculations. … In this context, the survey weights are not used to weight the sampled cases to the universe, because
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hcup-us.ahrq.gov/db/nation/neds/NEDS_Introduction_2009.jsp
January 01, 2009 - Estimates of the sum of charges should use the product of the number of cases times the average charge … Alternatively, if the cases with and without missing values are assumed to be similar with respect to … would be representative of the missing cases. … Estimates of the sum of charges should use the product of the number of cases times the average charge … In most cases, computer programs are readily available to perform these calculations.
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hcup-us.ahrq.gov/reports/statbriefs/sb150.jsp
March 01, 2013 - estimated 9.4 million foodborne illness episodes each year, 2 it is estimated that the majority of cases … Many episodes of foodborne illness are marked by acute gastroenteritis; however, not all cases of acute … age
Total number of ED visits
<1
1-17
18-44
45-64
65+
All infectious enteritis cases … Compared with ED visits, the known agents make up a larger proportion of the cases for inpatient stays
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hcup-us.ahrq.gov/datainnovations/icd10_resources.jsp
April 01, 2022 - Data Innovations - ICD-10-CM/PCS Resources
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