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. Author manuscript; available in PMC: 2023 Nov 1.
Published in final edited form as: Psychophysiology. 2022 May 26;59(11):e14109. doi: 10.1111/psyp.14109

Table 1.

Spearman brown coefficient for factor and raw frontal alpha asymmetry scores

Broad data Low alpha High alpha

FAAf .990 .982 .989
F3/4 .994 .991 .981
F7/8 .998 .996 .994
F3/4 csd .998 .996 .994
F7/8 csd .999 .997 .996