TyG-ABSI: A New Indicator of Metabolic Obesity for Carotid Plaque Evaluated Through Explainable Machine Learning in a Low-Income Population - Summary - MDSpire

TyG-ABSI: A New Indicator of Metabolic Obesity for Carotid Plaque Evaluated Through Explainable Machine Learning in a Low-Income Population

  • By

  • Juan Hao

  • Ran Chen

  • Diliyaer Abudukeremu

  • Xiao Li

  • Yiwei Zhang

  • Lifeng Wang

  • Chenxi Fan

  • Chunsheng Yang

  • Xianjia Ning

  • Jinghua Wang

  • Yan Li

  • December 16, 2025

  • 0 min

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Objective:

To evaluate the predictive capacity of the TyG-ABSI index for carotid plaque risk in low-income rural populations using specific machine learning techniques and SHAP visualization.

Key Findings:
  • TyG-ABSI is a significant predictor of carotid plaque in low-income rural populations, highlighting its potential role in cardiovascular risk assessment.
  • Machine learning models demonstrated high predictive accuracy for carotid plaque risk, indicating the effectiveness of advanced analytics in this context.
  • SHAP visualization effectively clarified the contributions of various metabolic indicators, enhancing understanding of their roles in plaque formation.
Interpretation:

The study highlights the potential of TyG-ABSI as a valuable tool for assessing cardiovascular risk in underserved populations, emphasizing the need for targeted preventive strategies, particularly in relation to obesity and insulin resistance.

Limitations:
  • The study is cross-sectional, limiting causal inferences.
  • The sample is drawn from a specific geographic area, which may affect generalizability.
  • Potential biases in self-reported data and measurement errors in clinical assessments, particularly regarding metabolic indicators.
Conclusion:

TyG-ABSI combined with machine learning offers a promising approach to identify individuals at risk of carotid plaque in low-income settings, supporting the development of tailored health interventions.

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