Participant recruitment
RECRUITMENT
From a list of 2,250 potential patients, 1,867 (83%) were posted a study information leaflet and General Practitioner (GP) letter following GP review. There were 193 responses to the posted information with the majority (Participant recruitment flow diagram.In total, 149 participants attended the first study visit, gave consent and were then randomized. From these, 97 (65%) were allocated to the WWE programme (52 chose the instructor-led option and 45 the self-directed option) and 52 (35%) were randomized to the usual care group. Participants were mostly women (70.5%), of older age [mean 64 years (range 25–86 years)], currently married or partnered (61%), with a mean BMI of 33.4 kg/mBaseline characteristics by group allocation of all study participants
Of the initial 60 participants invited for a narrative interview, nine did not complete this component due to illness and/or other personal reasons. In total, 51 participants took part in a face-to-face interview which lasted, on average, 60 min. They were generally representative of the wider study, as participants were mostly women (61%), of older age [mean 65 (range 28–86), currently married or partnered (63%), with a mean BMI of 32.5 kg/mBaseline characteristics by group allocation of narrative interview participants