You also left out "Unusual definition of a heart attack". > The trial called Excel started in 2010 and was sponsored by big US stent maker, Abbott. > It was l

You also left out "Unusual definition of a heart attack". > The trial called Excel started in 2010 and was sponsored by big US stent maker, Abbott. > It was led by eminent US doctor Gregg Stone and aimed to recruit 2,000 patients. Half were given stents and the other half open heart surgery. > Success of the treatments was measured by adding together the number of patients that had heart attacks, strokes, or had died. > The research team used an unusual definition of a heart attack, but had said that they would also publish data for the more common "Universal" definition of a heart attack alongside it. There is debate around which is a better measure and the investigators stand by their choice