To date there has been no reliable research conducted on consumers’ subjective reactions to, and preference for, different forms of live captioning in Canada, and this is limiting the ability to achieve progress on improving accessibility to broadcasting.
The mutual aim of broadcasters, caption providers, and the Captioning Consumer Advocacy Alliance (CCAA) organizations is to provide the best captioning possible; progress toward that goal will be aided greatly by a better understanding of how consumers evaluate captioning
To better understand subjective live captioning preferences across demographic profiles for cross-sector (i.e. different closed captioning user classes), in Canadian content to inform the development of products and services, thereby improving accessibility in broadcasting

For more information look at this presentation here.