Behavioural specification: Action, Actor, Context, Time (AACTT)
For the interviews with P-PRO clinical investigators, we applied the Action, Actor, Context, Target, Time (AACTT) framework [An AACTT analysis was not completed for the interviews with pre-hospital trial researchers because they were not conducted with a specific behaviour of interest in mind. As stated previously, they were more open to identify the scope of relevant behavioural influences across multiple pre-hospital trials.