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Updated: May 12, 2026

Assessment of Vascular Function in Patients With Chronic Kidney Disease
Published on: June 16, 2014
Optimal strategy of coronary revascularization in chronic kidney disease patients: a meta-analysis
Yu-Yang Chen1, Jing-Feng Wang, Ying-Jun Zhang
1Department of Cardiology, The Second Affiliated Hospital of Sun Yat-sen University, West Yanjiang Road 107, Guangzhou, Guangdong, 510120, China.
Insights
For patients with chronic kidney disease and coronary artery disease, coronary artery bypass graft surgery offers better long-term survival than percutaneous coronary intervention, despite higher short-term risks.
Area of Science:
- Cardiology
- Nephrology
- Vascular Surgery
Background:
- Patients with chronic kidney disease (CKD) face elevated risks of coronary artery disease (CAD).
- The optimal revascularization strategy for CKD patients with CAD remains a critical clinical question.
Purpose of the Study:
- To compare the effectiveness of percutaneous coronary intervention (PCI) versus coronary artery bypass graft (CABG) for coronary revascularization in patients with CKD.
- To evaluate short-term and long-term clinical outcomes, including mortality and myocardial infarction rates.
Main Methods:
- A systematic literature search was conducted for studies comparing PCI and CABG in CKD patients.
- Meta-analysis was used to estimate pooled risks for short-term mortality, long-term all-cause mortality, cardiac mortality, late myocardial infarction, and repeat revascularization.
Main Results:
- The analysis included 28 retrospective studies involving 38,740 patients.
- Percutaneous coronary intervention (PCI) was associated with lower short-term mortality but higher long-term all-cause mortality, cardiac mortality, and late myocardial infarction.
- The PCI group also showed a significantly higher rate of recurrent revascularization compared to the coronary artery bypass graft (CABG) group.
Conclusions:
- Coronary artery bypass graft (CABG) offers superior long-term survival benefits for patients with chronic kidney disease (CKD) and coronary artery disease (CAD) compared to percutaneous coronary intervention (PCI).
- The reduced need for repeat revascularization following CABG may contribute to its long-term advantages in this high-risk population.
Background:
Patients with chronic kidney disease (CKD) have high risks of coronary artery disease (CAD). Coronary revascularization is beneficial for long-term survival, but the optimal strategy remains still controversial.
Methods:
We searched studies that have compared percutaneous coronary intervention (PCI) and coronary artery bypass graft (CABG) for revascularization of the coronary arteries in CKD patients. Short-term (30 days or in-hospital) mortality, long-term (at least 12 months) all-cause mortality, cardiac mortality and the incidence of late myocardial infarction and recurrence of revascularization were estimated.
Results:
28 studies with 38,740 patients were included. All were retrospective studies from 1977 to 2012. Meta-analysis showed that PCI group had lower short-term mortality (OR 0.55, 95% CI 0.41 to 0.73, P<0.01), but had higher long-term all-cause mortality (OR 1.29, 95% CI 1.23 to 1.35, P<0.01). Higher cardiac mortality (OR 1.08, 95% CI 1.01 to 1.15, P<0.05), higher incidence of late myocardial infarction (OR 1.78, 95% CI 1.65 to 1.91, P<0.01) and recurring revascularization rate (OR 2.94, 95%CI 2.15 to 4.01, P<0.01) is found amongst PCI treated patients compared to CABG group.
Conclusions:
CKD patients with CAD received CABG had higher risk of short-term mortality but lower risks of long-term all-cause mortality, cardiac mortality and late myocardial infarction compared to PCI. This could be due to less probable repeated revascularization.
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