Table 2 The 25 most highly ranked indicators reported by those who participated in Delphi Rounds 1–4

Acceptability

1

4–11

Adoption

2

3

Adaptability/adaptation

3

25

Barriers

4

19–22

Context

5

4–11

Implementation

6

4–11

Feasibility

7

12–16

Dose delivered (completeness)

8

17–18

Reach

9

1

Dose received (exposure)

10

4–11

Adherence

11–15

12–16

Appropriateness

11–15

23–24

Cost

11–15

2

Effectiveness

11–15

4–11

Fidelity

11–15

4–11

Culture

16–20

12–16

Dose (satisfaction)

16–20

19–22

Maintenance

16–20

19–22

Recruitment

16–20

19–22

Sustainability

16–20

4–11

Complexity

21–25

23–24

Dose

21–25

12–16

Efficacy (of interventions)

21–25

12–16

Innovation characteristics

21–25

23–24

Self-efficacy

21–25

17–18