Table 3

Response to second reminder in RCT B
Full questionnaire Abridged questionnaire
N = 474 N = 236
n % n %
Completed questionnaires returned 34 7.2 35 14.8
Absolute percent difference (95% CI) ; p-value -7.7 (−12.8 , -2.6); 0.001

Glidewell et al.

Glidewell et al. BMC Health Services Research 2012 12:250   doi:10.1186/1472-6963-12-250

Open Data