Fig. 1
From: Clinical trials from the patient perspective: survey in an online patient community
Flow of participation in the survey. Six-thousand eight-hundred and nineteen patients (n = 6,819) were invited of which n = 2,437 viewed the invite and n = 1,621 completed the survey, yielding view rate (n of views/n of eligible invites), participation rate (n of participation/n of views) and completion rate (n of completers/n of participation) of 36%, 74 and 90%, respectively