Table 4 Definitions

Spread

The process through which new working methods developed in one setting are adopted, perhaps with appropriate modifications, in other organisational contexts [25, 67]

Dissemination [63]

Diffusion [59, 63]

Sustainability

The process through which new working methods, performance enhancements and continuous improvements are maintained for a period appropriate to a given context [25]

Adoption [81]

Implementation [82]

Scale

The ambition or process of expanding the coverage of health interventions, but can also refer to increasing the financial, human and capital resources required to expand coverage [83]

Scalability [84]

Expandability [70]

Fidelity [77]

Replication [85, 86]