Originally Posted by
habals
Achoo, thanks for the nice data.
What is the x-axis here? Does 1.0 means that risk of helmet == unhelmet?
0.5 means unhelmeted is twice more risky than helmeted?
That's the way I read it.
I was posting in a bit of haste last night and didn't get to read it all.
But it's all pretty devastating to closetbiker's "argument", no? Seven or eight independent studies with consistent results, all in a pretty unarguable picture.