The risk factors they count are named in the PDF. They're not "all diseases known to man", they're "cancer in the past five years" etc. Which might not be an o

The risk factors they count are named in the PDF. They're not "all diseases known to man", they're "cancer in the past five years" etc. Which might not be an optimal selection of things to count. It's not obvious that a small cancer three years ago ought to be counted and a bigger one six years ago not? But it's what they counted.