Figure 2. Participants in Pivotal Trials Compared With Ethnicity Breakdown of the US Population by Year^a.

^aPer the US Food and Drug Administration (FDA) report Collection, Analysis, and Availability of Demographic Subgroup Data for FDA-Approved Medical Products, August 2013, the FDA defines pivotal clinical trials as clinical investigations designed to collect definitive evidence of the safety and effectiveness of a medical product for a specified intended use (https://www.fda.gov/files/about%20fda/published/Collection–Analysis–and-Availability-of-Demographic-Subgroup-Data-for-FDA-Approved-Medical-Products.pdf).

^bThere were no values for missing ethnicity data in US Census estimates.