"When 2,000 People Take a Daily Aspirin for Two Years: 1 Heart Attack is Prevented" - http://www.nytimes.com/2015...
Seems like a reasonable investment. - Todd Hoff
It would be, if the right people were using it - the article points out that a lot of the people prescribed aspirin don't actually meet the criteria for it to be useful. The real-life numbers are probably higher for "not prevented" than they were for the carefully selected trial. - Jennifer Dittrich