Table 2

Process evaluation outline

Process evaluation componentSpecific component to be assessedData source
Fidelity
  • Fidelity of delivery and receipt of parent-level intervention

  • Fidelity of enactment of parent-level behaviours

  • Fidelity of delivery and receipt of HCP-level implementation strategy

  • Fidelity of enactment of HCP-level implementation strategy

  • Parent qualitative interviews

  • Parent questionnaire

  • Parent fidelity checklist

  • Fidelity checklist for HCP training

  • Audio recordings of HCP training

  • HCP delivery fidelity checklists

  • Electronic prompt data

  • Phone logs

  • HCP qualitative interviews

Mechanisms of change
  • Parent knowledge and understanding of infant feeding

  • Parent self-efficacy

  • Parent stress and health-related quality of life

  • HCP knowledge and awareness of infant feeding recommendations

  • HCP attitudes towards infant feeding

  • Parent questionnaire

  • Parent qualitative interviews

  • HCP questionnaire

  • HCP qualitative interviews

Contextual influences
  • Influences on delivery and receipt of parent-level intervention

  • Influences on delivery and receipt of HCP-level implementation strategy

  • HCP qualitative interviews

  • Parent qualitative interviews

  • HCP, healthcare professional.