Table 1.

Participant Demographics

	N = 601; mean ± sd (min—max)
Age (year)	37.22 ± 20.73 (6.18–85.62)
Gender	239 M 361 F 1 NR
Mean FD (mm)	0.25 ± 0.09 (0.08–0.50)
Ethnicity	514 (not Hispanic or Latino) 86 (Hispanic or Latino) 1 NR
Race	4 (1) 46 (2) 116 (3) 1 (4) 417 (5) 16 (6) 1(NR)
CWIT inhibition/switching total completion time	62.80 ± 17.89 (32–146)
CWIT inhibition/switching total errors	1.92 ± 2.24 (0–22)
TMT number-letter switching total completion time	81.70 ± 38.79 (25–240)
VF switching total correct	13.49 ± 3.20 (4–23)

Note: SD, standard deviation; M, male; F, female; NR: no response; 1: American Indian or Native Alaskan; 2: Asian; 3: Black or African American; 4: Native Hawaiian or Other Pacific Islander; 5: White; 6: Other Race; CWIT, Color-Word Interference Test; TMT, Trail Making Test; VF, Verbal Fluency.