Posted: Apr 30, 2012 3:52 pm
Thommo wrote:A better example might be whether we were to say that being black is a causal factor in having a Primaquine reaction. It is.
Actually, I may be wrong about that, it isn't any better as an example because it might be again a product of spurious correlation, in this case the underlying cause is the particular genome of certain populations, which causes both their skin colour and the greater rate of glucose-6-phosphate dehydrogenase deficiency.