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www.ahrq.gov/sites/default/files/wysiwyg/antibiotic-use/ambulatory-care/timeline.docx
September 01, 2022 - The “Never Antibiotics” Diagnoses: Influenza and RSV
Presentation and facilitator guide
Discussion … The “Never Antibiotics” Diagnoses: Acute Bronchitis
Presentation and facilitator guide
Discussion … The “Sometimes Antibiotics” Diagnoses: Acute Otitis Media in Children
Presentation and facilitator … Best Practices in the Diagnosis and Treatment of Cellulitis and Skin and
Soft Tissue Abscesses
Presentation … Best Practices in the Diagnosis and Treatment of Asymptomatic Bacteriuria and Urinary Tract Infections
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hcup-us.ahrq.gov/reports/statbriefs/sb202-Mental-Substance-Use-Teenagers.pdf
November 01, 2015 - MD and SUD diagnoses are based on any principal or
secondary (all-listed) diagnosis or external cause … stay
MD or SUD
diagnosis
No MD or
SUD
diagnoses
MD
alone
SUD
alone
Co-occurring
M/SUDs … SUD diagnoses. … teenagers by diagnosis, 2012
Diagnosis
Number of
stays (both
sexes)
Stays per 100,000
male … All-listed diagnoses include the principal diagnosis plus these
additional secondary conditions.
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hcup-us.ahrq.gov/toolssoftware/ccsr/DXCCSR-vs-Beta-CCS-Comparison.pdf
January 01, 2020 - The CCSR for ICD-10-CM diagnoses replaces the beta version of the CCS for ICD-10-CM diagnoses. … to the CCSR for ICD-10-CM
diagnoses by category and by individual diagnosis codes. … • Differences of more than 10 ICD-10-CM diagnosis codes within categories. … ICD-10-CM Diagnosis Codes
There are 35 beta version CCS categories with no difference in ICD-10-CM diagnosis … No Differences in ICD-10-CM Diagnosis Codes
Differences of Ten or Fewer Total ICD-10-CM Diagnosis
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psnet.ahrq.gov/node/36165/psn-pdf
September 29, 2010 - Critical diagnoses (critical values) in anatomic pathology. … Critical diagnoses (critical values) in
anatomic pathology. Hum Pathol. 2006;37(8):982-4. … development of critical diagnosis guidelines for anatomic pathology and provide
examples of possible … critical diagnoses. … https://psnet.ahrq.gov/issue/critical-diagnoses-critical-values-anatomic-pathology
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hcup-us.ahrq.gov/db/vars/ndx/nrdnote.jsp
August 01, 2015 - there is a secondary diagnosis present (see table below). … diagnosis (DX1) is coded. … All secondary diagnoses are blank.
2
One secondary diagnosis (DX2) is coded. … The first listed diagnosis (DX1) may be coded or blank.
3
The second and third diagnoses (DX2 … The first listed diagnosis (DX1) may be coded or blank.
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hcup-us.ahrq.gov/db/vars/ndx/kidnote.jsp
September 01, 2008 - there is a secondary diagnosis present (see table below). … diagnosis (DX1) is coded. … All secondary diagnoses are blank.
2
One secondary diagnosis (DX2) is coded. … The first listed diagnosis (DX1) may be coded or blank.
3
The second and third diagnoses (DX2 … The first listed diagnosis (DX1) may be coded or blank.
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hcup-us.ahrq.gov/reports/statbriefs/sb202-Mental-Substance-Use-Teenagers.jsp
March 01, 2016 - MD and SUD diagnoses are based on any principal or secondary (all-listed) diagnosis or external cause … M/SUD-related stay
MD or SUD diagnosis
No MD or SUD diagnoses
MD alone
SUD alone
Co-occurring … teenagers by diagnosis, 2012
Diagnosis
Number of stays (both sexes)
Stays per 100,000 male … All-listed diagnoses include the principal diagnosis plus these additional secondary conditions. … MDCs assign ICD-9-CM principal diagnosis codes to one of 25 general diagnosis categories.
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psnet.ahrq.gov/issue/comparison-clinical-diagnoses-and-autopsy-findings-six-year-retrospective-study
March 27, 2024 - Study
Comparison of clinical diagnoses and autopsy findings: six-year retrospective … Comparison of clinical diagnoses and autopsy findings: six-year retrospective study. … Prior studies have demonstrated that autopsies can detect missed diagnosis. … These results underscore the need to perform autopsies in order to improve diagnosis, as recommended … Comparison of clinical diagnoses and autopsy findings: six-year retrospective study.
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effectivehealthcare.ahrq.gov/sites/default/files/pdf/medicare-medication-use_research.pdf
April 01, 2014 - n/a 61.0 n/a
1 psych
diagnosis
4,684,517 100.0 n/a 23.4 n/a 76.6
2+ psych
diagnoses
3,069,414 … Medical
diagnosis
only
Psychi-
atric and
medical
diagnoses
Total (#) Total (%) Percent of … 100.0 32.6 n/a 67.5 n/a
1 psych
diagnosis
2,924,270 100.0 n/a 23.6 n/a 76.4
2+ psych
diagnoses … Psychiatric
diagnosis only
Medical
diagnosis only
Psychiatric and
medical
diagnoses
Pe
rce
nt … with two or more psychiatric diagnoses also
have a diagnosis of a chronic medical condition (Table
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hcup-us.ahrq.gov/toolssoftware/ccsr/DXCCSR-User-Guide-v2019-1.pdf
September 01, 2019 - The Version 2019.1 release of the CCSR for ICD-10-CM diagnoses is based on ICD-10-CM
diagnosis codes … CM
diagnoses, and the CCS for ICD-9-CM diagnoses. … Beta Versions of the CCS
for ICD-10-CM Diagnoses CCS for ICD-9-CM Diagnoses
More than 70,000 ICD … diagnoses, or both types of diagnoses but does not retain the exact position of the
ICD-10-CM diagnosis … diagnosis on the input record
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psnet.ahrq.gov/node/48097/psn-pdf
July 17, 2019 - Diagnosis (Berl). 2019;6(3):227-240.
doi:10.1515/dx-2019-0019. … Researchers also
sought to determine the types of diagnoses most vulnerable to misdiagnosis. … Missed or delayed diagnoses
accounted for 21% of 55,377 claims analyzed, and the majority of these cases … This study represents an important step forward in
identifying areas for improvement in diagnosis, but … perils-diagnosing-stroke
https://psnet.ahrq.gov/web-mm/spotlight-overdiagnosis-and-delay-challenges-sepsis-diagnosis
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psnet.ahrq.gov/node/866168/psn-pdf
January 02, 2000 - Missed diagnoses of acute cardiac ischemia in the
emergency department. … Missed diagnoses of acute cardiac ischemia in the emergency
department. … https://psnet.ahrq.gov/issue/missed-diagnoses-acute-cardiac-ischemia-emergency-department
Missed or … delayed diagnosis of cardiovascular disease can lead to adverse patient outcomes. … /issue/missed-diagnosis-new-onset-systolic-heart-failure-first-presentation-children-no-known-heart
https
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hcup-us.ahrq.gov/db/nation/nis/2015HCUPNationalInpatientSample.pdf
September 28, 2022 - Names of Data Elements Based on Diagnoses and Procedure Codes in the Disease
Severity Measures Files … derived from diagnoses and
procedures, have been moved out of the Core File and into the Diagnosis and … such as Diagnosis Related
Groups (DRGs), Clinical Classification Software (CCS) categories for diagnoses … File
Data Elements based on Diagnoses Only
Diagnoses DX1-DX30 I10_DX1-I10_DX30
Number of diagnoses … NDX I10_NDX
Diagnosis version DXVER DXVER
CCS for diagnoses DXCCS1-DXCCS30 Not availableb
MCC for
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hcup-us.ahrq.gov/reports/factsandfigures/2008/pdfs/section2_1.pdf
January 01, 2008 - for
Inpatient Hospital Stays, 1997 and 2008
PRINCIPAL CCS DIAGNOSIS
NUMBER OF
DISCHARGES IN … Normal pregnancy and delivery stays declined by 49 percent and stays with a principal diagnosis of … Stays with a principal diagnosis of high blood pressure during pregnancy increased by 22 percent … CCS principal diagnoses:
The 10 most frequent principal diagnoses outside of pregnancy, childbirth … )
were not among the most frequent diagnoses in 1997.
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psnet.ahrq.gov/node/43171/psn-pdf
May 14, 2014 - Fool me twice: delayed diagnoses in radiology with
emphasis on perpetuated errors. … Fool me twice: delayed diagnoses in radiology with emphasis on perpetuated
errors. … https://psnet.ahrq.gov/issue/fool-me-twice-delayed-diagnoses-radiology-emphasis-perpetuated-errors
This … chart review study found that delayed diagnoses due to error in radiologic interpretation were often … ://psnet.ahrq.gov/primer/diagnostic-errors
https://psnet.ahrq.gov/issue/importance-cognitive-errors-diagnosis-and-strategies-minimize-them
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hcup-us.ahrq.gov/reports/statbriefs/sb162.jsp
September 01, 2013 - The principal diagnosis is the condition primarily responsible for the patient's admission. … A diagnosis of mood disorders, the only mental health diagnosis on the list, was the sixth most common … A diagnosis of mood disorders was the most common reason for hospitalization among children aged 1–17 … Some of the most frequent diagnoses were specific to individual payers; however, other diagnoses were … There are approximately 14,000 ICD-9-CM diagnosis codes.
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psnet.ahrq.gov/issue/clinical-impact-and-frequency-anatomic-pathology-errors-cancer-diagnoses
March 28, 2012 - Classic
Clinical impact and frequency of anatomic pathology errors in cancer diagnoses … Clinical impact and frequency of anatomic pathology errors in cancer diagnoses. … This AHRQ-funded study estimated a 12% error rate in cancer diagnosis based on discrepant evaluation … Clinical impact and frequency of anatomic pathology errors in cancer diagnoses. … March 28, 2012
The "Big Dog" effect: variability assessing the causes of error in diagnoses
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psnet.ahrq.gov/node/860734/psn-pdf
January 17, 2024 - These patients had to lobby for correct diabetes
diagnoses. Was their race a reason? … https://psnet.ahrq.gov/issue/these-patients-had-lobby-correct-diabetes-diagnoses-was-their-race-reason … This article describes three black women’s
experiences with delayed diagnosis of latent autoimmune diabetes … https://psnet.ahrq.gov/issue/these-patients-had-lobby-correct-diabetes-diagnoses-was-their-race-reason
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hcup-us.ahrq.gov/toolssoftware/ccs/ccsfactsheet.jsp
July 01, 2025 - This "clinical grouper" makes it easier to quickly understand patterns of diagnoses and procedures so … Single-level CCS
This system classifies all diagnoses and procedures into unique groups. … Examples of single-level CCS diagnosis categories are illustrated in Table 1.
Table 1. … Examples of single-level CCS diagnosis categories
98. … Examples of multi-level CCS diagnosis categories
7.
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hcup-us.ahrq.gov/db/nation/nass/nassknowndataissue_2021.jsp
January 01, 2021 - Data Issue
The 2021 NASS includes a maximum of 25 diagnosis codes. … The
assignment of comorbidity and diagnosis CCSR data elements used only
20 of the possible 25 … diagnosis codes. … Correction of the Affected Records
There are 113,560 records in the 2021 NASS with more than 20
diagnosis … To be affected, a record needed to have more than 20
diagnoses reported and have a diagnosis that