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In Vitro Modeling of Fat Deposition in Metabolic Dysfunction-Associated Steatotic Liver Disease
Published on: July 19, 2024
Cardiovascular Disease Risk Prediction in Patients With Metabolic Dysfunction-Associated Steatohepatitis
Joe Hollinghurst1, Margarida Augusto2, Fotis Tefos2
1Health Economics and Outcomes Research Ltd, Cardiff, UK.
Insights
New models predict cardiovascular disease (CVD) risk in patients with metabolic dysfunction-associated steatohepatitis (MASH). These models offer improved accuracy over existing algorithms for better MASH patient management.
Area of Science:
- Cardiology
- Hepatology
- Data Science
Background:
- Metabolic dysfunction-associated steatohepatitis (MASH) significantly elevates cardiovascular disease (CVD) risk.
- Increased CVD morbidity and mortality are observed in MASH patients.
Purpose of the Study:
- To develop novel prediction models for CVD risk specifically in a MASH patient cohort.
- To establish the first predictive tool for CVD risk tailored to individuals with MASH.
Main Methods:
- Retrospective cohort study utilizing the UK Clinical Practice Research Datalink (CPRD) database.
- Accelerated failure time (AFT) models were employed for CVD risk prediction in male and female MASH patients.
- Inclusion of QRisk3 algorithm covariates and assessment of model calibration and discrimination.
Main Results:
- Developed CVD risk prediction models for 10,461 MASH patients (5364 female, 5097 male) with moderate predictive power (C-statistics 0.7-0.72).
- Identified age, cholesterol ratio, type 2 diabetes, and chronic kidney disease (CKD) as key risk factors impacting time to CVD.
- AFT models demonstrated superior accuracy in predicting CVD risk compared to the QRisk3 algorithm within the MASH cohort.
Conclusions:
- Introduced a pioneering predictive model for assessing CVD risk in MASH patients.
- The developed model holds potential for enhancing the precision of treatment and management strategies for MASH populations.
Background And Aims:
Metabolic dysfunction-associated steatohepatitis (MASH) is associated with an increased risk of cardiovascular disease (CVD) morbidity and mortality. This study aimed to develop the first prediction models for CVD risk in a cohort of patients with MASH.
Methods:
This was a retrospective cohort study using data from the UK Clinical Practice Research Datalink (CPRD) database. Accelerated failure time (AFT) models were used to predict CVD risk independently for males and females with MASH. Covariables from the QRisk3 algorithm were included: age, deprivation, body mass index, cholesterol ratio, systolic blood pressure, ethnicity, smoking status, CVD family history, diabetes, treated hypertension, rheumatoid arthritis, atrial fibrillation, chronic kidney disease (CKD), migraine, corticosteroids, anti-psychotic medication, serious mental illness and erectile dysfunction. Measures of calibration and discrimination were determined. Observed and predicted risks were used to compare the AFT models with the QRisk3 algorithm.
Results:
Utilising a cohort of 10 461 patients with MASH (5364 female and 5097 male) models to predict time to CVD were developed with moderate predictive power (C-statistics 0.7-0.72) identifying age, cholesterol ratio, type 2 diabetes and CKD as risk factors that decrease time to CVD. Comparing the observed and predicted CV risks indicated the AFT models more accurately predicted CVD risk than the QRisk3 algorithm in patients with MASH.
Conclusions:
We describe a first-in-kind predictive model to assess the risk of CVD in patients with MASH, which has the potential to more accurately inform the treatment and management of this population.
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