Table 1.

Intervention implementation tasks and data collection during the process evaluation

Task	Aim (what is being assessed)	Data collected	Date source
Provision of behavioural change material leaflets (posters) to all care home staff	Reach intervention	Where leaflets and posters displayed Staff awareness of seeing posters, leaflets	Care home manager interviews Staff interviews
Provision of behavioural change video to all staff	Reach and dose of intervention	Number of times the video played Staff awareness of video	Metrics on viewing (which is embedded in video) Staff interviews
Provision of on-site flu vaccinator clinic	Dose and fidelity to intervention	Number of flu clinics provided	Flu vaccination clinic log Interviews