This is a duplicate of my Dry Eye Digest blogspot blog - to see the full archives back to 2005, please click on that link.
You know, forget the sclerosis element for a moment, this study's outcome just seems nuts to me no matter what population it refers to:
Half of the people were diagnosed with dry eye, but there was no difference in OSDI scores (that's the popular symptom questionnaire) between those with and without clinically proven dry eye. OSDI didn't correlate with any of the 'objective' test findings enough to write home about. Huh??
So... we conclude that dry eye is (a) not a