Table 5 BCTs observed in written materials and intervention webinars

1.1 Goal setting (behaviour)

Yes

1.2 Problem solving

Yes

1.3 Goal setting (outcome)

Yes

1.4 Action planning

Yes

2.2 Feedback on behaviour

Yes

2.3 Self-monitoring of behaviour

Yes

2.3 Self-monitoring of outcome

Yes

2.5 Monitoring of outcome of behaviour without feedback

Yes

5.1 Information about health consequences

Yes

9.1 Credible source

Yes

12.2 Re-structuring of the social environment

Yes

13.2 Framing/re-framing

Yes