SWAT #89.

Study name	Including a theoretically informed leaflet in a participant take‐home pack of questionnaires to increase response rate
Methods	The joint aims of this study are: (a) To design a leaflet using a theory based behaviour change framework (anticipating the Theoretical Domains Framework) with the aim of maximising participant questionnaire response rates (achieved) (b) To further test this specific approach in a pragmatic setting to provide evidence of its applicability and effectiveness in respect of participant behaviour and adherence
Data
Comparisons	Intervention 1. Theoretically informed leaflet in the participant pack Intervention 2: Generic compliments slip in the participant pack
Outcomes	Primary: Participant response rates at one, two and twelve weeks post‐intervention
Starting date
Contact information	k.starr@abdn.ac.uk
Notes