Author

Jayant Ravindran

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Open access Sep 2026

Diagnostic Accuracy and Feasibility of Quantitative Flow Ratio at Low Frame Rate Angiography: The Prospective Multicentre Australian AVALON Study.

BACKGROUND Quantitative Flow Ratio (QFR) is a well-established, non-hyperemic, angiographic, wire-free predictor of ischemia when compared to Fractional Flow Reserve (FFR). However, its diagnostic accuracy at low frame rates (< 10 frames/second), commonly used in contemporary practice to minimize radiation exposure, ha...

Joseph M. O'Brien, Michael Zhang, Tom Ford et al. · Catheterization and cardiova... · 0 citations

Jul 2026

Association of atrial fibrillation status with risk of strokes, mortality and cardiovascular outcomes in patients undergoing coronary artery bypass grafting.

This large retrospective observational study suggests AF status during CABG surgery is associated with a graded increase hospitalisation risk for ischaemic stroke/TIA, AF, HF and death.

Aimy Yan, Jayant Ravindran, V. Chow et al. · Canadian Journal of Cardiolo... · 0 citations