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Table 1 Constructs of implementation with their definitions and instruments

From: Implementation of an interactive organ donation education program for Dutch lower-educated students: a process evaluation

Construct Definition Measurement instrument
Reach The extent to which the target group is reached:
- Number of schools reached
- Number of participants reached
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Dose delivered The proportion of program components actually delivered by teachers:
- Number of components delivered
Logbooks teachers
Interviews teachers
Dose received The extent to which students engage with the program:
- Active participation during the lessons
- Appreciation of the program (components)
Logbooks teachers
Interviews teachers
Questionnaire
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Fidelity The extent to which the program was implemented as intended:
- Compliance to the manual
- Completeness of deliverance of the components
Logbooks teachers
Interviews teachers
Google Analytics
Context Environmental aspects that could affect the implementation:
- Compatibility with the existing curriculum
- Teachers’ capacity to implement the program
- Support by the schools’ board or colleagues
Interviews teachers
Reasons for fidelity and dose Reasons for (not) implementing the program (components) as intended:
- Facilitators to implementation
- Barriers to implementation
Logbooks teachers
Interviews teachers
Questionnaire