Don't worry too much, Frank
It's what they call a "meta-analysis", where a collection of separate clinical trials are re-examined as if they were one. The problem with this one is, the kinds of patients included (that is, what their medical conditions were when the studies began) were all over the map.
Last evening's All Things Considered had a piece about it -- you can listen to it here.
[If that link doesn't work, go here, and scroll down to "Do Megadoses of Vitamin E Pose a Risk?"]