Insulin resistance as a predictor of long-term adverse cardiovascular event risk in patients with atrial fibrillation following radiofrequency catheter ablation - Scorecard - MDSpire

Insulin resistance as a predictor of long-term adverse cardiovascular event risk in patients with atrial fibrillation following radiofrequency catheter ablation

  • By

  • Hanxiong Liu

  • Junli Pan

  • Yan Luo

  • Yan Tang

  • Dongyue Jia

  • Jie Feng

  • Yuqi Tao

  • Sisi Wang

  • Shiqiang Xiong

  • Wei Huang

  • July 2, 2026

  • 0 min

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Clinical Scorecard: The Role of Insulin Resistance in Predicting Long-Term Cardiovascular Event Risk in Atrial Fibrillation Patients After Radiofrequency Catheter Ablation

At a Glance

CategoryDetail
ConditionAtrial Fibrillation
Key MechanismsInsulin resistance indices and their association with major adverse cardiovascular events.
Target PopulationNon-valvular atrial fibrillation patients undergoing radiofrequency catheter ablation.
Care SettingRetrospective observational study in a clinical hospital setting.

Key Highlights

  • METS-IR and TyG-BMI are significantly associated with elevated MACE risk post-ablation.
  • MACEs occurred in 26.25% of patients over a median follow-up of 36 months.
  • METS-IR showed a linear dose-response relationship with MACEs.
  • METS-IR improved the C-statistic from 0.702 to 0.717 when added to baseline clinical models.
  • The study emphasizes the need for improved risk stratification in AF patients post-ablation.

Guideline-Based Recommendations

Diagnosis

  • Evaluate insulin resistance indices in atrial fibrillation patients.

Management

  • Consider METS-IR for post-ablation risk assessment.

Monitoring & Follow-up

  • Monitor for major adverse cardiovascular events in AF patients after RFCA.

Risks

  • Patients with elevated insulin resistance indices are at higher risk for MACEs.

Patient & Prescribing Data

922 non-valvular AF patients undergoing RFCA.

Insulin resistance may be a modifiable risk factor in AF management.

Clinical Best Practices

  • Incorporate insulin resistance assessment in routine evaluations of AF patients.
  • Utilize METS-IR for enhanced risk stratification post-ablation.

Related Resources & Content

Original Source(s)

Insulin resistance as a predictor of long-term adverse cardiovascular event risk in patients with atrial fibrillation following radiofrequency catheter ablation

  • by Hanxiong Liu, Junli Pan, Yan Luo, Yan Tang, Dongyue Jia, Jie Feng, Yuqi Tao, Sisi Wang, Shiqiang Xiong, Wei Huang

  • July 2, 2026

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