Table 1 Information content and delivery by stage and invitation group
Delivery | Content | ||
|---|---|---|---|
(mode, messenger, recipients, time) | Control arm | Intervention arm | |
Pre-invitation | Mailed 3–4 weeks prior to the appt From GP (signature and letterhead) All patients | Pre-invitation letter notifying the patient of the lung health check service Information booklet mimicking so far as possible ‘the facts’ booklets for cancer screening programmes | Identical pre-invitation letter to control Targeted information leaflet introducing the tests using a low burden approach including: - content designed to reduce fear, fatalism, stigma - explanation and diagram to show how early treatment can work - quotes from interview participants to address stigma and highlight benefit - emphasis on non-judgemental service |
Invitation | Mailed 2–3 weeks prior to the appt From GP (signature and letterhead) All patients | Letter inviting patients for a lung health check including: - statement that smokers and ex-smokers are being invited - pre-scheduled appointment - contact details to cancel/rearrange/further information - information to help journey planning (map/address/stations/buses) Second copy of information booklet. | Control letter with one exception: - statement changed to say that people who have ever smoked are being invited (rather than smokers and ex-smokers specifically) Second copy of targeted information leaflet Brief essential information on the reverse side of the letter including details for requesting free copy of information booklet (phone or online) |
Appointment | Run by Research Nurse All patients attending the appt | Information booklet (same as mailed previously). Nurse-led facilitation of informed decision-making | Identical to control |
Reminder | Mailed ≥4 weeks after missed appt From GP (signature and letterhead) Patients who miss their appointment without cancelling | Letter re-inviting the patient for a lung health check appointment with similar content to the invitation letter | Control letter with one exception: - statement changed to say that people who have ever smoked are being invited (rather than smokers and ex-smokers specifically) |