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. Author manuscript; available in PMC: 2015 Mar 4.
Published in final edited form as: JAMA. 2015 Feb 10;313(6):584–593. doi: 10.1001/jama.2015.120

Figure. CONSORT Diagram of Long-term Study 1 Trial Enrollment Status From Initiation of Screening to the Time of the Interim Analysis on July 17, 2013.

Figure

aTaking exclusionary medications (n = 67), not taking dopaminergic therapy (n = 34), diagnosis uncertain (n = 24), medical condition (n = 22), Parkinson disease too advanced (n = 22), enrolled in another study (n = 4), inability to consent (n = 2), non–English-speaking (n = 2), or failure to meet other inclusion criteria (n = 11).

bNine additional deaths occurred after participants withdrew consent (creatine monohydrate, n = 4; placebo, n = 5).

cCohort (cohort 1) used in the interim efficacy analyses.