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. Author manuscript; available in PMC: 2020 Oct 1.
Published in final edited form as: Brain Imaging Behav. 2019 Oct;13(5):1444–1452. doi: 10.1007/s11682-018-9958-1

Table 1.

Demographic information

Group n Age, M(SD) Education, M(SD) Sex, %(n) F
Young: <39 108 28.8 (4.71) 16.0 (2.28) 67% (72)
Middle: 39 – 63 109 52.5 (7.47) 16.1 (2.26) 48% (52)
Old: ≥ 64 110 69.6 (4.09) 16.7 (2.60) 49% (54)