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Table 2 Definitions of the component constructs in the Theoretical Framework of Acceptability

From: Evaluation of health care providers’ use of the ‘Exercise and Depression Toolkit’: a case study

TFA Construct Definition
Ethicality The extent to which the intervention has good fit with the individual’s value system.
Affective Attitude How an individual feels about the intervention
Burden The amount of effort required to participate in the intervention
Opportunity Costs The benefits, profits and values that were given up to engage in the intervention
Perceived Effectiveness The extent to which the intervention is perceived to have achieved or to achieve its intended purpose
Self-Efficacy The participant’s confidence that they can perform the behaviour required to participate in the intervention
Intervention Coherence The extent to which the participant understands the intervention and how it works