Cluster randomized trial
Details of the study design have been previously published [Consenting patients who were randomized to the intervention were asked to complete a detailed health survey prior to the visit, which queried information on demographics, lifestyle factors, pre-existing health conditions, quality of life using the EQ-5D instrument [Outcomes were at the individual patient level. Consistent with previous BETTER trials, the primary outcome for this trial was a prevention and screening composite index: the total number of actions met at 12 months divided by the total number of actions for which the patient was eligible to receive at baseline [