Women continue to leave the technology fields and it’s not just in the US. According to this article, Women ‘undervalued’ in science, in The Register, it exists in the UK as well:
In June this year, the Scientific Women’s Academic Network launched a six-point charter, aimed at changing the academic culture in the UK in a bid to stop so many women leaving the profession. The network said women often felt undervalued by colleagues and unsupported in their career progression.