Jove
Visualize
Contact Us
JoVE
x logofacebook logolinkedin logoyoutube logo
ABOUT JoVE
OverviewLeadershipBlogJoVE Help Center
AUTHORS
Publishing ProcessEditorial BoardScope & PoliciesPeer ReviewFAQSubmit
LIBRARIANS
TestimonialsSubscriptionsAccessResourcesLibrary Advisory BoardFAQ
RESEARCH
JoVE JournalMethods CollectionsJoVE Encyclopedia of ExperimentsArchive
EDUCATION
JoVE CoreJoVE BusinessJoVE Science EducationJoVE Lab ManualFaculty Resource CenterFaculty Site
Terms & Conditions of Use
Privacy Policy
Policies

Related Concept Videos

Heart Failure IV: Classification and Diagnostic Evaluation01:30

Heart Failure IV: Classification and Diagnostic Evaluation

65
Heart failure can be classified in various ways, with the most common classifications based on physical activity limitations, disease progression, severity, and treatment strategies.The Functional Classification of Heart Failure divides patients into four categories based on physical activity limitation due to symptom burden.Class I: Patients in this class have cardiac disease but no physical activity limitations. Ordinary activities like walking, climbing stairs, or routine tasks do not cause...
65
Rheumatic Heart Disease IV: Nursing Management01:20

Rheumatic Heart Disease IV: Nursing Management

59
AssessmentA comprehensive assessment is essential in managing a patient with rheumatic heart disease (RHD). Begin with obtaining a detailed medical history, including recent streptococcal infections, a history of rheumatic fever, or previously diagnosed rheumatic heart disease. Assess the patient for symptoms such as fever, chest pain, widespread joint pain (arthralgia), tachycardia, pericardial friction rub, muffled heart sounds, heart murmurs, peripheral edema, subcutaneous nodules, and...
59
Cardiac Catheterization II: Right Heart Catheterization01:21

Cardiac Catheterization II: Right Heart Catheterization

228
Right Heart Catheterization: An OverviewRight heart catheterization is an invasive diagnostic procedure that measures right-sided cardiac and pulmonary artery pressures, calculates cardiac output, and identifies intracardiac shunts. It provides detailed hemodynamic data essential for diagnosing and managing various cardiovascular conditions, such as pulmonary hypertension.Access SitesCommon access sites for right heart catheterization include the internal jugular vein in the neck region, the...
228
Cardiac Catheterization I: Pre-Procedure Overview01:28

Cardiac Catheterization I: Pre-Procedure Overview

227
Cardiac catheterization is an invasive diagnostic technique used to identify and evaluate structural and functional diseases of the heart and major blood vessels. This technique diagnoses congenital heart disease, coronary artery disease, valvular heart disease, and coronary spasms and assesses ventricular function. It helps guide treatment decisions, including the need for revascularization procedures like percutaneous coronary intervention (PCI) or coronary artery bypass grafting (CABG) and...
227
Rheumatic Heart Disease II: Clinical Manifestations and Diagnostic Studies01:22

Rheumatic Heart Disease II: Clinical Manifestations and Diagnostic Studies

101
The key clinical manifestations of Rheumatic heart disease (RHD) include several distinct cardiac symptoms.Carditis, a hallmark of acute rheumatic fever, involves inflammation of the heart's endocardium, myocardium, and pericardium. Chronic RHD often results from recurrent episodes of carditis. Its symptoms include the following:Murmurs are caused by valvular damage, especially to the mitral and aortic valves. Mitral stenosis or regurgitation is common, with characteristic heart murmurs...
101
Cardiomyopathy IV: Restrictive Cardiomyopathy01:29

Cardiomyopathy IV: Restrictive Cardiomyopathy

78
Restrictive cardiomyopathy (RCM) is a rare heart muscle disease characterized by impaired ventricular filling due to stiffened ventricular walls, leading to significant diastolic dysfunction.EtiologyRestrictive cardiomyopathy can arise from both inherited and acquired diseases, many of which are systemic. It is categorized into four main types: infiltrative, storage, non-infiltrative, and endomyocardial diseases.Infiltrative diseases, such as amyloidosis, lead to RCM by depositing amyloid...
78

You might also read

Related Articles

Articles linked to this work by shared authors, journal, and citation graph.

Sort by
Same author

Time-to-Transfer and Hospitalization Duration for Severe Congenital Heart Defects: Implications for Perinatal Regionalization.

The Journal of pediatrics·2026
Same author

A Contemporary Review of Operative Indications for Chest Wall Trauma.

Thoracic surgery clinics·2026
Same author

Characterizing co-circulating respiratory virus genomic diversity in Switzerland with hybrid-capture sequencing and phylogenetic reconstructions: Insights into the 2023/24 season.

Epidemics·2026
Same author

Impact of Neighborhood and Individual Social Drivers of Health on Outcomes Following Congenital Heart Surgery.

World journal for pediatric & congenital heart surgery·2026
Same author

Measures of Hospital Inclusivity Depend on Definitions of a Hospital's Catchment Area.

Hospital pediatrics·2026
Same author

Development and multicentre validation of an artificial intelligence electrocardiogram model for ventricular remodeling in repaired tetralogy of Fallot.

European heart journal. Digital health·2026

Related Experiment Video

Updated: Oct 4, 2025

Inverse Probability of Treatment Weighting Propensity Score using the Military Health System Data Repository and National Death Index
06:55

Inverse Probability of Treatment Weighting Propensity Score using the Military Health System Data Repository and National Death Index

Published on: January 8, 2020

14.7K

Risk Stratification for Congenital Heart Surgery for ICD-10 Administrative Data (RACHS-2).

Philip Allen1, Farhan Zafar2, Junhui Mi1

  • 1Columbia University Mailman School of Public Health, New York, New York, USA.

Journal of the American College of Cardiology
|February 4, 2022
PubMed
Summary
This summary is machine-generated.

A new Risk Stratification for Congenital Heart Surgery (RACHS-2) tool effectively stratifies risk for pediatric cardiac surgery using ICD-10 administrative data. This validated tool demonstrates comparable performance to existing clinical registry methods for predicting operative mortality.

Keywords:
CHS-COLOURICD-10New York Congenital Heart Surgeons Collaborative for Longitudinal Outcomes and Utilization of ResourcesRACHS-1RACHS-2administrative datacongenital heart surgerymortalityoutcomesrisk adjustmentrisk stratification

More Related Videos

Cutoff Value of Phase Angle by Bioelectrical Impedance Analysis at Admission as a Prognostic Factor in Patients with Acute Heart Failure
05:16

Cutoff Value of Phase Angle by Bioelectrical Impedance Analysis at Admission as a Prognostic Factor in Patients with Acute Heart Failure

Published on: June 10, 2025

273
A Rodent Model of The Ross Operation: Syngeneic Pulmonary Artery Graft Implantation in A Systemic Position
11:20

A Rodent Model of The Ross Operation: Syngeneic Pulmonary Artery Graft Implantation in A Systemic Position

Published on: April 1, 2022

3.2K

Related Experiment Videos

Last Updated: Oct 4, 2025

Inverse Probability of Treatment Weighting Propensity Score using the Military Health System Data Repository and National Death Index
06:55

Inverse Probability of Treatment Weighting Propensity Score using the Military Health System Data Repository and National Death Index

Published on: January 8, 2020

14.7K
Cutoff Value of Phase Angle by Bioelectrical Impedance Analysis at Admission as a Prognostic Factor in Patients with Acute Heart Failure
05:16

Cutoff Value of Phase Angle by Bioelectrical Impedance Analysis at Admission as a Prognostic Factor in Patients with Acute Heart Failure

Published on: June 10, 2025

273
A Rodent Model of The Ross Operation: Syngeneic Pulmonary Artery Graft Implantation in A Systemic Position
11:20

A Rodent Model of The Ross Operation: Syngeneic Pulmonary Artery Graft Implantation in A Systemic Position

Published on: April 1, 2022

3.2K

Area of Science:

  • Cardiovascular Surgery
  • Health Informatics
  • Pediatric Cardiology

Background:

  • Accurate risk stratification is crucial for improving outcomes in congenital heart surgery.
  • The adoption of International Classification of Disease-10th Revision (ICD-10) in 2015 necessitates new risk stratification methods for administrative data.
  • No validated method currently exists for congenital heart surgery risk stratification using ICD-10 administrative data.

Purpose of the Study:

  • To develop an empirically derived, publicly available Risk Stratification for Congenital Heart Surgery (RACHS-2) tool.
  • To adapt risk stratification for ICD-10 administrative data in pediatric cardiac surgery.
  • To validate the RACHS-2 tool against established clinical registry data.

Main Methods:

  • The RACHS-2 system was iteratively refined using a training dataset of Pediatric Health Information Systems claims.
  • Optimization focused on sensitivity and specificity compared to Society of Thoracic Surgeons-Congenital Heart Surgery (STS-CHS) registry data.
  • Validation was performed on a separate administrative dataset (New York State Medicaid claims) using logistic regression to compare predictive accuracy for operative mortality.

Main Results:

  • The RACHS-2 system successfully captured 99.6% of congenital heart surgery cases with a low false positive rate (1.0%).
  • RACHS-2 demonstrated comparable predictive performance for operative mortality to STAT Mortality Categories in registry data across both training and validation datasets.
  • C-statistics for RACHS-2 in administrative data (0.76 and 0.84) mirrored those of STAT Mortality Categories in registry data (0.75 and 0.84).

Conclusions:

  • RACHS-2 is a validated risk stratification system for pediatric cardiac surgery utilizing ICD-10 administrative data.
  • The tool has been successfully validated in two administrative-registry-linked datasets.
  • Statistical code for RACHS-2 is publicly available upon request, facilitating broader adoption and research.