Table 2

Behaviour change techniques adopted*

1.Intervention arm1a How2.Control arm (standard service)2a How
1.1 Goal setting (behaviour)xWhat, when, where—smartphone and paperxWhat, Where—paper
1.3 Goal setting (outcome)xSmartphone verballyxVerbally
1.4 Action planningxSmartphone
1.5 Review behavioural goalsxSmartphone verballyxPaper verbally
1.7 Review outcome goalsxSmartphone verballyxVerbally
2.2 Feedback on behaviourxSmartphone verballyxVerbally
4.1 Instructions on how to perform the behaviourxPhysically
smartphone
paper
xPhysically
Paper
5.1 Information about health consequencesxSmartphone
verbally (ad hoc)
xVerbally (ad hoc)
5.6 Emotional consequencesxSmartphones
verbally (ad hoc)
xVerbally (ad hoc)
6.1 Demonstration of behaviourxPhysicallyxPhysically
7.1 PromptsxSmartphone
8.7 Graded tasksxSmartphone
paper
xPaper
  • *Based on Michie et al’s 28 behaviour change taxonomy.