Table 1.

Examples of intervention SMS text messages and linked behavior change techniques (BCTs).

Target and category of message	What the content was based on (eg, BCT, beliefs or concerns, or signposting)	Example message
Medication adherence—BCT	Action planning	“Plan when, where and how you are going to take your medication.”
Medication adherence—BCT	Verbal persuasion about capability	“If you are struggling with your diabetes tablets then don’t worry, you will be able to master it in time. You will get on top of it.”
Medication adherence—BCT	Prompts and cues	“It can be difficult to remember to take your tablets. Why not set an alarm to remind you to take them?”
Medication adherence—BCT	Self-monitoring	“Find a way to split your tablets into days so you notice when you have forgotten to take your tablets.”
Medication adherence—BCT	Social support—practical	“How often do you forget to take your tablets? Take control. Ask your friends and family members to help. Their reminders could help you to improve your diabetes.”
Medication adherence—BCT	Social support—emotional	“If you’re not taking your tablets as often as you should, try discussing your feelings with someone.”
Medication adherence—BCT	Mental rehearsal of successful performance	“Visualise in detail how you will take your tablets tomorrow. This will make it easier when you actually take them.”
Medication adherence—beliefs and concerns	Health care system–related concerns	“Lots of questions? Check who the best person to see might be.”
Diet management	Signposting	“Stuck for new ideas? You can search recipes for mains, desserts and snacks online at Diabetes.org.uk.”