Mean age: 43 years

Sex: 94% female

Race: 53% White, 23% Asian, 9% Black or African American, 7% American Indian or Alaskan Native, 8% Other

Ethnicity: 16% Hispanic or Latino

Mean EDSS (range=0 to 8.0): 3.81

Mean Gd-enhancing lesions: 1.2

Polymorphisms: 48% had the F/F genotype for the Fcgr3a polymorphism⁸