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. Author manuscript; available in PMC: 2022 Dec 15.
Published in final edited form as: J Clin Exp Neuropsychol. 2021 Dec 15;43(8):786–795. doi: 10.1080/13803395.2021.2002269

Table 1.

TestMyBrain demographic data.

Total (n = 135,265) Range
Age, mean years (SD) 28.8 (15.3) 12–99
Age group, n (%)
 12–19 49,393 (36.5)
 20 – 29 38,321 (28.3)
 30–39 18,598 (13.7)
 40 – 49 11,717 (8.7)
 50–59 9175 (6.8)
 60 – 69 5539 (4.1)
 70–79 1982 (1.5)
 80 – 89 474 (0.4)
 90–99 66 (0.05)
Female, n (%) 66,754 (49.4)
Education, mean years (SD) 14.3 (2.9) 6–18
Education, n (%)
 <12 years 9437 (7)
 12 years 29,851 (22.1)
 12–15 years 27,478 (20.3)
 16 years 26,099 (19.3)
 18 years 24,263 (17.9)
 Did not disclose 18,137 (13.4)
In the US, n (%) 51,657 (38)
Outside the US, n (%) 81,496 (60)
No location information, n (%) 2,112 (2)
English as a native language, n (%) 92,647 (68)
English not native language, n (%) 42,618 (32)