Table 2: Demographic details for normative reference volunteers.

Normative Reference Volunteers (N = 59)
Demographic Breakdown
Sex Male (27): Female (32)
Handedness Right-hand dominance (91.5%)
Ethnicity Caucasian (74.6%); Hispanic (11.8%); Asian (10.2%); African American (3.4%)
First Language English for all subjects
Years of School At least one year of higher education for all subjects (Mean = 14.3, σ = 2.9)