Impact of Cholesterol Level on Long-term Coronary Bypass Graft Patency

Withdrawn

• Conditions: Coronary Artery Disease; Bypass Graft Stenosis; Dyslipidemias; Bypass Graft Occlusion; Coronary Bypass Graft Stenosis; Coronary Artery Stenosis; Hyperlipidemia; Hypercholesterolemia

• Registration Number: NCT05393882
• Lead Sponsor: Chinese University of Hong Kong

Brief Summary

Not available

Detailed Description

Not available

Study Timeline

• Study Start: 2022-5-20
• Last Update Posted: 2 September 2024

Recruitment & Eligibility

• Status: Withdrawn
• Sex: All
• Target Recruitment: 0

Inclusion Criteria

Inclusion Criteria:<br><br> - All consecutive patients on record who underwent coronary artery bypass graft<br> surgery in 2007 and 2008<br><br>Exclusion Criteria:<br><br> - Death<br><br> - Single vessel LIMA-LAD anastomosis only<br><br> - Concomitant valve and aortic procedures<br><br> - Concomitant repair of post-infarct ventricular septal rupture<br><br> - Defaulted follow-up<br><br> - Informed consent cannot be obtained<br><br> - Intermediate to high risk for contrast nephropathy, defined as estimated glomerular<br> filtration rate less than 45 ml/min/1.73m2 or serum creatinine level <1.5 mg/dL<br> (based on American College of Radiology criteria for diagnostic computed tomography<br> risk)<br><br> - Pregnancy

Exclusion Criteria

Not provided

Study & Design

• Study Type: Observational [Patient Registry]
• Study Design: Not specified

Primary Outcome Measures

Name	Time	Method
Graft patency

Secondary Outcome Measures

Name	Time	Method
Actuarial cardiac events