Table 3 Outcome measures of the process evaluation

Reach

Proportion of the intended target population that participated in the programme

Characteristics of participants and facilitators

Number of participants that refused, dropped out or completed the programme

Reasons for withdrawal

Fidelity

Extent to which the programme was implemented as planned

Preparation time and duration of the session

Per session component: extent to which carried out, duration and active participation by the participant

Extent to which the facilitator achieved to:

- conveying information to the participant

- having the participant phrase their important activities and how these activities could be performed safely and independently

- having the participant set goals regarding an action plan

- using motivational interviewing techniques

Dose received (exposure)

Extent of participants' active engagement in and receptiveness to the programme

Overall opinion of the facilitator/participant regarding the participant's engagement in:

- the programme

- the formulation of an action plan and carrying out an action plan

Use of materials

Exposure and adherence to homework

Extent to which the participant complied with contracts

Quality of action plans formulated by the participants

Dose received (satisfaction)

Satisfaction of participants and facilitators with the programme

Overall opinion of the participant

Experienced benefits, burden, usefulness by the participants

Recommendations to others by participants

Overall opinion of the facilitator

Barriers

The extent to which problems were encountered while applying the programme

Strong and weak aspects of the programme

Matters for improvement