8,500
Participants
Start Date
January 1, 2014
Primary Completion Date
December 20, 2015
Study Completion Date
December 20, 2016
Randomisation of questionnaire receipt.
"1. The self-completion questionnaire will be delivered to the participants via post a week after completing the CAPI.~2. Self-completion questionnaire handed to participants immediately after completing the CAPI."
Lisa Maguire, Belfast
Queen's University, Belfast
OTHER