However, 40 y after the much-cited Framingham Heart Study was carried out, persons with high triacylglycerol concentrations ( 1.7 mmol/L) and low HDL-cholesterol concentrations ( 1.03 mmol/L) were reported to have a significantly higher rate of coronary artery disease (CAD) than were persons with lower triacylglycerol and higher HDL-cholesterol concentrations (5).