The association of remnant cholesterol inflammatory index with the risk of major adverse cardiovascular events in patients with angina undergoing percutaneous coronary intervention: a retrospective study - Report - MDSpire

The association of remnant cholesterol inflammatory index with the risk of major adverse cardiovascular events in patients with angina undergoing percutaneous coronary intervention: a retrospective study

  • By

  • Yazhao Sun

  • Xiao Yu

  • Chunlan Bai

  • Dongsheng Liu

  • Wenrui Xiong

  • June 17, 2026

  • 0 min

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Linking the Remnant Cholesterol-Inflammation Index to MACE Risk in Angina Patients

Overview

This study evaluates the association between the remnant cholesterol-inflammation index (RCII) and major adverse cardiovascular events (MACE) in angina patients undergoing percutaneous coronary intervention (PCI). Findings indicate that higher RCII correlates with increased MACE risk, suggesting its potential as a clinical biomarker.

Background

Coronary artery disease (CAD) remains a leading cause of morbidity and mortality globally, with angina being a common manifestation. Despite advancements in treatment, including PCI, patients still face significant residual cardiovascular risks. Understanding additional risk factors, such as the RCII, is crucial for improving patient outcomes post-PCI.

Data Highlights

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Key Findings

  • Each standard deviation increase in RCII is associated with a 5% higher MACE risk.
  • Patients in the highest tertile of RCII have a significantly elevated risk of MACE compared to the lowest tertile.
  • RCII is significantly associated with MACE risk across various subgroups, including age, sex, and comorbidities.
  • RCS analysis indicates a non-linear positive association between RCII and MACE risk.
  • Time-dependent ROC analysis shows moderate discriminatory ability of RCII for predicting MACE.

Clinical Implications

The findings suggest that RCII could serve as a valuable biomarker for assessing MACE risk in angina patients post-PCI. Clinicians should consider incorporating RCII measurements into routine risk assessments to better identify patients at higher risk for adverse cardiovascular events.

Conclusion

The study highlights the potential of RCII as a clinical tool for predicting MACE risk in angina patients undergoing PCI, emphasizing the need for further research to validate its utility in clinical practice.

Related Resources & Content

  1. Frontiers in Immunology, 2026 -- Persistent residual inflammatory risk at 1 month after contemporary PCI: rationale for routine hsCRP reassessment and dual-target therapy
  2. European Journal of Preventive Cardiology -- The role of systemic inflammation in remnant cholesterol-associated cardiovascular risk: insights from the EPIC-Norfolk study
  3. Frontiers in Medicine, 2026 -- Association between the C-reactive protein-triglyceride-glucose index and major adverse cardiovascular events in patients undergoing percutaneous coronary intervention
  4. Frontiers in Cardiovascular Medicine, 2026 -- Residual inflammatory risk post STEMI: high prevalence despite LDL-C control and association with other secondary prevention targets
  5. ACC, AHA Issue New Acute Coronary Syndromes Guideline - American College of Cardiology
  6. Remnant cholesterol and risk of major adverse cardiovascular events: a systematic review and dose-response meta-analysis of cohort studies - PubMed
  7. 2025: The year in cardiovascular disease - the year of triglyceride lowering therapies. Can we effectively reduce triglyceride-related residual cardiovascular disease and pancreatitis risk? - PubMed
  8. ACC, AHA Issue New Acute Coronary Syndromes Guideline - American College of Cardiology
  9. Remnant cholesterol and risk of major adverse cardiovascular events: a systematic review and dose-response meta-analysis of cohort studies - PubMed
  10. 2025: The year in cardiovascular disease - the year of triglyceride lowering therapies. Can we effectively reduce triglyceride-related residual cardiovascular disease and pancreatitis risk? - PubMed

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