These data are from the same family. As you see the Coronary Heart Disease started from 30th-40th and presents Premature Coronary Disease. From preventive point of view lipidabnormalities present earlier and disease comes much later. So, we do have opportunities for prevention.

Scriver CR, Beaudet AL, Sly WS, Valle D (Eds.) The Metabolic and Molecular Bases of Inherited Disease. New York:McGraw-Hill, 8th edition, 2001.