COMPOSE dataset is simply the pooling of cross-sectional survey data from PRELIM Pilot, PRELIM Main, and HILL. The following meta-data files are available from this record: Participant flow; Data dictionary. The individual de-identified data of questionnaire responses from the cross-sectional survey are not uploaded onto the Keele Research Data Repository but are available on request (primarycare.datasharing@keele.ac.uk) in accordance with Keele’s data sharing policy. There is no access to the EHR data.