You may want to take a look at this thread. It won't answer all of your questions, but may give you a little information to work with
<a target=_blank class=ftalternatingbarlinklarge href="http://forums.cysticfibrosis.com/messageview.cfm?catid=5&threadid=15838&highlight_key=y&keyword1=oldest%20person">LINK</a>
<a target=_blank class=ftalternatingbarlinklarge href="http://forums.cysticfibrosis.com/messageview.cfm?catid=5&threadid=15838&highlight_key=y&keyword1=oldest%20person">LINK</a>