Using decision aids to support self-isolation during the COVID-19 pandemic

Objective Self-isolation is a vital element of efforts to contain COVID-19. We set out to test whether decision aids can support self-isolation. Design We conducted a pre-registered online experiment with a nationally representative sample (n = 500). Three stages tested: (i) whether decision trees help people to decide whether they need to self-isolate; (ii) whether an online planning tool increases people’s confidence in their ability to...