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. Author manuscript; available in PMC: 2020 Jun 1.
Published in final edited form as: Ann Neurol. 2019 Mar;85(3):316–330. doi: 10.1002/ana.25426

TABLE 1.

Characteristics of Patients Enrolled in the Study

Characteristic European Cohort Asian Cohort Extreme-Phenotype Subset, European Population
Number of patients 734 237 330
Female participants, n (%) 407 (55.4%) 113 (47.7%) 176 (53.3%)
Age at exam, yr, mean (SD) 41.8 (17.4) 36.3 (17.9) 43.2 (17.6)
Age at exam, yr, range 4–86 2–83 5–80
Number of families 550 155 265