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Number of persons screened and enrolled over time. The formal start of enrollment, corresponding to 0 days on the x-axis, was August 3, 2015, although a small number of participants were enrolled earlier from Reliant Medical Group. Because only positive screens were returned, the 22,537 screened for Reliant (of the 157,655 total) will not all represent distinct persons. Screening ended on February 28, 2017, and enrollment ended on March 31, 2017.
