Does requesting sensitive information on postal questionnaires have an impact on response rates? A randomised controlled trial in the south west of England.
Peters
T J
TJ
Department of Social Medicine, University of Bristol.
Harvey
I M
IM
Bachmann
M O
MO
Eachus
J I
JI
D000328:Adult; D000368:Aged; D003219:Confidentiality; D004739:England; D005260:Female; D006306:Health Surveys; D006801:Humans; D008297:Male; D008875:Middle Aged; D010358:Patient Participation; D010865:Pilot Projects; D011795:Surveys and Questionnaires