Table 5.

User engagement differences between providers and associated differences in provider programme delivery.

	Provider A	Provider C	Provider D
Self-monitoring
User engagement differences		Users more frequently self-monitored their behaviours on the app and had continued engagement with self-monitoring features over the nine-month duration.
Provider programme features		Health coaches provided tailored feedback on tracked behaviours and outcomes via one-to-one messaging.
Goal setting
User engagement differences	Users set or amended goals more frequently throughout the nine-months.
Provider programme features	Health coaches reviewed goals and progress with users via telephone calls and one-to-one messaging.
Educational content
User engagement differences	Users accessed a higher number of unique educational articles throughout the 9-month programme.		Users accessed more educational articles during the first 3-months of the programme.
Provider programme features	Educational content was unlocked weekly over 9-months.		Educational content was unlocked weekly during the first 3-months.
Group support
User engagement differences			Users sent more peer messages via the group chat during the first 3-months of the programme. Open group support forums rarely used.
Provider programme features			Closed group chats were moderated by a health coach during the first 3-months.

Note. A fuller description of provider programme features is reported in Table 1, and more detailed user engagement data broken down by provider is reported in Table A2 of Appendix 4.