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Table 1 Indicators used to evaluate feasibility, acceptability, fidelity and contextual influences

From: SKIP (Supporting Kids with diabetes In Physical activity): Feasibility of a randomised controlled trial of a digital intervention for 9-12 year olds with type 1 diabetes mellitus

Process evaluation tasks

How this was enacted

Feasibility. Exposure to the intervention/elements of the intervention

Number of participants given login credentials, website information package and introductory session

Problems with watch syncing software

Interviews with participants/parents

Acceptability. Participation (describing intervention participation rates); these include measures of ‘recruitment’ to the program and ‘reach into a population’, program satisfaction

Number approached/recruited

Reasons for refusal

Methods of recruitment

Engagement with website/website components

Engagement with watch syncing software

Participant/parent burden and satisfaction questionnaires

Interviews with participants/parents

Fidelity. Delivery of the intervention, or assessing scaling-up of the intervention to larger populations

Number of prompts/activity reports sent

Location and completeness of data collection

Difference in delivery across sites

Adaptations made to deliver the program

Contextual influences. Context of the intervention

Log of problems in the delivery of SKIP, problems experienced, barriers to implementation

Record of ways in which SKIP was delivered differently across sites and reasons.

Interviews with healthcare practitioners