Table 1

RE-AIM dimension definitions

DimensionRE-AIM definition21Operationalised definition
Reach
  • Proportion of target population that participated in the intervention

  • Percentage of coaches and players (end-users) aware of Activate

Effectiveness
  • Success rate if implemented as intended

  • Perception that Activate reduced injury risk among end-users

Adoption
  • Proportion of settings and practices adopting the intervention

  • Percentage of coaches self-reporting using Activate (adoption and delivery to players)

  • Percentage of players self-reporting using Activate

Implementation
  • Extent to which the intervention is implemented as intended

  • Percentage of end-users using Activate as intended (adherence and fidelity)

Maintenance
  • Extent to which the programme is maintained over time

  • Perception that Activate could be maintained over multiple seasons

  • Percentage of end-users intending to use Activate next season

  • RE-AIM, reach, effectiveness, adoption, implementation and maintenance.