Table 1 Component constructs of the theoretical framework of acceptability
Theoretical Framework of Acceptability (TFA) | Definition |
|---|---|
Affective attitude | How an individual feels about the intervention |
Perceived effectiveness | The extent to which the intervention is perceived as likely to achieve its purpose |
Burden | The perceived amount of effort that is required to participate in the intervention |
Self-efficacy | The participant’s confidence that they can perform the behavior(s) required to participate in the intervention |
Opportunity cost | The extent to which benefits, profits or values must be given up to engage in the intervention |
Intervention coherence | The extent to which the participant understands the intervention and how it works |
Ethicality | The extent to which the intervention has good fit with an individual’s value system |