Inclusive Recruitment Strategies to Maximize Sociodemographic Diversity among Participants: A St. Louis Case Study.

We provide concrete strategies for recruiting, enrolling, and retaining a sociodemographically diverse study sample.We offer cost estimates for all stages of study recruitment and found that in-person recruitment was the most effective, but also the most expensive, way to identify Black participants and participants with no college experience.It is critical for investigators to have access to institutional infrastructure and resources to support conducting research that is inclusive of diverse sociodemographic groups.An intentionally diverse recruitment staff supports a diverse study sample.