1 INTRODUCTION Recruitment to clinical studies is often challenging, and there has been increasing focus on developing strategies to promote participant recruitment (Treweek et al., 2018). During the current pandemic, the recruitment of participants to non-COVID-19-related clinical studies has been negatively impacted by issues including prioritisation of COVID-19 research, redeployment of research staff and the need for social distancing (Mitchell et al., 2020).
