Diabetic Status and Thrombogenicity: Association and Prognostic Implications After Percutaneous Coronary Intervention
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Updated: Jul 17, 2026

Coronary Progenitor Cells and Soluble Biomarkers in Cardiovascular Prognosis after Coronary Angioplasty
Published on: January 28, 2020
Sungsoo Cho1, Moonki Jung2, Jong-Hwa Ahn3
1Division of Cardiology, Department of Internal Medicine, Gangnam Severance Hospital, Yonsei University College of Medicine, Seoul, South Korea.
Insights
Patients with diabetes mellitus (DM) have higher clot strength, increasing their risk for major adverse cardiovascular events (MACE). This heightened thrombogenicity, a key factor in DM patients, independently predicts MACE after percutaneous coronary intervention.
Area of Science:
- Cardiovascular Medicine
- Endocrinology
- Thrombosis Research
Background:
- Diabetes mellitus (DM) is associated with increased cardiovascular risk due to a prothrombotic state and accelerated atherosclerosis.
- Understanding the interplay between DM, thrombogenicity, and cardiovascular outcomes is crucial for risk stratification and management.
Purpose of the Study:
- To investigate the association between diabetes mellitus status and blood clot strength (thrombogenicity).
- To evaluate the prognostic significance of thrombogenicity in patients with coronary artery disease undergoing percutaneous coronary intervention (PCI).
Main Methods:
- Analysis of 2,501 patients with coronary artery disease undergoing PCI.
- Measurement of on-admission glycated hemoglobin and thrombogenicity indexes using thromboelastography.
- Assessment of major adverse cardiovascular events (MACE) including all-cause death, myocardial infarction, or stroke over a 4-year follow-up.
Main Results:
- Patients with DM exhibited significantly higher platelet-fibrin clot strength (PFCS) and reduced fibrinolytic activity compared to non-DM patients.
- High PFCS (maximal amplitude ≥68 mm) and DM status were independently associated with an increased risk of MACE.
- The combination of diabetic phenotype and high PFCS demonstrated an additive effect on MACE occurrence.
Conclusions:
- Diabetic status is significantly correlated with increased clot strength in patients undergoing PCI.
- A high clot-strength phenotype independently elevates the risk of MACE, regardless of diabetes status.
- Thrombogenicity assessment may enhance risk prediction in patients with coronary artery disease, particularly those with diabetes.
Background:
A heightened prothrombotic environment, combined with premature and more aggressive atherosclerosis, contributes to the elevated cardiovascular risk in patients with diabetes mellitus (DM).
Objectives:
The aim of this study was to evaluate the association between DM status and thrombogenicity and their prognostic implications in patients with significant coronary artery disease.
Methods:
A total of 2,501 patients with coronary artery disease undergoing percutaneous coronary intervention, with on-admission glycated hemoglobin and thrombogenicity indexes (measured by thromboelastography). Major adverse cardiovascular events (MACE) were defined as a composite of all-cause death, myocardial infarction, or stroke within 4-year follow-up.
Results:
Patients with DM (n = 970 [38.8%]) demonstrated significantly higher platelet-fibrin clot strength (PFCS), as indicated by maximal amplitude (median [Q1-Q3]: 67.1 [62.2-72.2] mm vs. 65.5 [61.0-70.4] mm; P < 0.001), and reduced fibrinolytic activity, measured by lysis at 30 minutes (median [Q1-Q3]: 0.1% [0.0%-1.0%] vs. 0.2% [0.0%-1.3%]; P = 0.003), compared to patients without DM. PFCS level was closely related with diabetic status, showing a positive relationship with glycated hemoglobin level up to 7.0% and then reaching a plateau. In a multivariable analysis, high PFCS phenotype defined as maximal amplitude ≥68 mm (HR: 1.39; 95% CI: 1.07-1.81; P = 0.015) and DM phenotype (HR: 1.38; 95% CI: 1.05-1.79; P = 0.018) were independently associated with MACE occurrence. The presence of diabetic phenotype and high PFCS exhibited an additive effect on MACE occurrence (HR: 2.49; 95% CI: 1.77-3.51; P < 0.001).
Conclusions:
In percutaneous coronary intervention-treated patients, diabetic status and clot-strength value were significantly correlated. High clot-strength phenotype increased the risk for MACE, irrespective of diabetic phenotype. (Gyeongsang National University Hospital Registry [GNUH]; NCT04650529).
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