A few months ago I had to attend a clinic at a large hospital (nothing embarrassing, nothing serious, but I’m not going to disclose my sensitive personal data). Said hospital is, as are so many these days, crumbling under a lack of resources. In the past I’ve been to other clinic...
A double-blind randomised controlled trial with a mixed 2 (pre-notification SMS – yes or no) × 4 (letter – national template control, open-ended, time-limited, social norm) × 2 (reminder SMS – yes or no) factorial design was used. The open-ended letter used simplification, ...