"Survey of preferences of screen readers users"

[Daphne Ogle]

A nice easy read of the results.  Should be handy in thinking about  
design generally and particularly to you folks working on UI options:

http://webaim.org/projects/screenreadersurvey/

Daphne Ogle
Senior Interaction Designer
University of California, Berkeley
Educational Technology Services
daphne at media.berkeley.edu
cell (510)847-0308