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Table 5 Areas where PPI influenced the research. Inspired by the Public and Patient Engagement Evaluation Tool (PPEET)

From: A report on parent involvement in planning a randomised controlled trial in neonatology and lactation – insights for current and future research

Type of influence

Amount of influence

PPI stage involved

Comment

Choice of population and intervention category

Moderate

Informal PPI (stage 1)

Set before formal PPI started

Choice of trial outcome measures

Large

Informal PPI (stage 1)

Online Questionnaire (stage 2)

Charity Collaborator (stage 3)

Formal PPI informed the choice of specific outcomes from a range of possibilities and their definitions (for example timepoint assessed)

Areas for exploratory analysis

Moderate

Informal PPI (stage 1)

Online Questionnaire (stage 2)

Formal PPI confirmed areas of focus and provided more detail on questions of interest

Trial design – minimising adding to anxiety over milk yield

Large

Online Questionnaire (stage 2)

Charity Collaborator (stage 3)

Online Panels (stage 4)

Amendments to processes and documents

Trial design – minimising burden for participants

Large

Online Questionnaire (stage 2)

Charity Collaborator (stage 3)

Online Panels (stage 4)

Amendments to processes and documents. Some areas of tension decided by researchers

Trial modifications in response to challenges

Small

Trial Steering Committee (stage 6)

Consultation. Areas of disagreement decided by researchers

Intervention content

Very Large

Informal PPI (stage 1)

Online Questionnaire (stage 2)

RCT Intervention Modification Exercise (stage 5)

Iterative changes with detailed PPI input. Some disagreement among participants – final decision by researchers

Dissemination plan

Very Large

Online Questionnaire (stage 2)

Detailed list of vehicles of communication for dissemination provided by PPI, along with assessment of most significant channels

Future research topics

Large

Informal PPI (stage 1)

Online Questionnaire (stage 2)

Broad range of questions posed

  1. The Public and Patient Engagement Evaluation Tool has been licensed under a Creative Commons Attribution-NonCommercial-Share Alike 4.0 International License.©2018, Julia Abelson and the PPEET Research-Practice Collaborative. McMaster University. All rights reserved