Yes I mention the issues associated with college-based randomization in section 3.1.
Good point about not collecting identifying data, it should just be possible to ask for whatever information was used to decide who to leaflet, such as first letter of last name, which should avoid this issue.
Yes I mention the issues associated with college-based randomization in section 3.1.
Good point about not collecting identifying data, it should just be possible to ask for whatever information was used to decide who to leaflet, such as first letter of last name, which should avoid this issue.
Ah sorry, I missed that bit!