Table 2.

Intervention fidelity data collected as part of process evaluation

Intervention component	Aim (what is being assessed)	Data collected	Data sourcea
Online video	Delivery/receipt of the intervention	The number of times the GPs access the online video	Online video administration page
Weekly meetings	Delivery/receipt of the intervention	The number of weekly practice staff meetings held (at which explicit plans will be made to recall patients for medication reviews)	Data collection forms completed by practice staff
Prompts/cues	Delivery/receipt of the intervention	The number of prompts GPs receive from practice staff to conduct medication reviews	Data collection forms completed by practice staff
Patient recall	Delivery/receipt of the intervention	The number of appointments scheduled and attended	Data collection forms completed by practice staff
	Enactment of the intervention	Fidelity of medication reviews conducted by GPs Additional BCTs delivered to the patient by the GP during the process of the medication review	Audio-recorded medication reviews

BCT behaviour change technique, GP General Practitioner

^aBased on data collected from the 6 intervention arm GP practices