Oh it's much worse than just confounding. The control group was a sample of school kids taken in the 80s that didn't look at glasses wearing just myopia
-
-
I’m not running out to purchase glasses due to what I read. lol But I think it’s an observation (maybe a poor one) which should be looked into more.
-
And by the way
@GidMK: Great Twitter feed you have.
End of conversation
New conversation -
Loading seems to be taking a while.
Twitter may be over capacity or experiencing a momentary hiccup. Try again or visit Twitter Status for more information.