Noise in the real-world |
Robust intervention, with strong theoretical underpinnings, capable of impact despite contextual changes Established practice network that rigorously tests quality improvement initiatives via randomised controlled trials
|
Difficulty recruiting practices |
Topic that is interesting and important to GPs Participation remunerated and not too onerous Established practice network that supports long-term engagement
|
Between group differences |
|
Poor intervention uptake |
Piloting to determine feasibility, acceptability, and utility Support practice engagement
|
Loss to follow up |
|
Randomisation error |
|