Featured Article in TechReview

December 16, 2011

A new approach to analyzing electrocardiograms--a ubiquitous test of the heart's electrical function--could predict who is most likely to die after a heart attack. Researchers at MIT found that measuring how much the shape of the electrical waveform varies from beat to beat identifies high-risk patients better than existing risk factors. If the findings hold up in further clinical trials, the technology could be used to figure out which heart attack patients need the most aggressive treatment.