Ann: Positive Preliminary Results from SMARTCOUGH-C-2 Study, page-161

Actually rethinking this, screw it, apply some AI to it and lets see what it finds.  Would be interesting. 

But until we get the details of the various results, hard to tell if it was a specific sub-group that dragged the average down or across the board.  Lets wait and see a bit, could be as simple as showing barney the dinosaur on the screen whilst taking a cough sample from a toddler to keep them quiet enough to get a reliable sample.