The report is apparently not online, though you can give them your email address here: http://www.ncwit.org/resources.thefacts.html [Edit: actually it is, just click "no thanks"] There's another article here: http://www.readwriteweb.com/enterprise/2010/06/ncwit-report-... "The NCWIT report contends that 56% of women in technology companies leave their organizations at the mid-level point (10-20 years) in their career…
You can skip the email request (click "No Thanks") and it starts the download for the "Women in IT: The Facts" report. EDIT: Here's the pertinent section. They are saying they leave the field, not company, mid-career: "In 2003, only one-third of women with a computer science bachelor’s degree were still employed in a science, engineering, or technical (SET) job two years after graduation. According to a study by the…
http://app.post.hbsp.harvard.edu/athena/athena13/landingpage...
There's a summary here:
http://www.nature.com/embor/journal/v9/n10/full/embor2008178...
This might be a more accurate summary: "Although SET companies are struggling with a shortfall of skilled workers and can ill afford such a brain drain, roughly 52% of women between the ages of 35 and 40 leave their jobs largely because of 'hostile work environments and extreme job pressures', according to the study." Regardless of whether they go on to another company, it's alarming that there are that many hostile work environments out there.