Table 2.

Intraclass correlation coefficient results for power bands

Region of interest	Power spectrum and condition
	Alpha Power, Standing ICC (95% CI)	Alpha Power, Dual-tasking ICC (95% CI)	Theta/beta Power Ratio, Standing ICC (95% CI)	Theta/beta Power Ratio, Dual-tasking ICC (95% CI)	Theta Power, Standing ICC (95% CI)	Theta Power, Dual-tasking ICC (95% CI)	Beta Power, Standing ICC (95% CI)	Beta Power, Dual-tasking ICC (95% CI)
AL	0.68 (0.51–0.81)	0.55 (0.37–0.73)	0.77 (0.63–0.87)	0.72 (0.57–0.84)	0.64 (0.47–0.78)	0.57 (0.39–0.74)	0.73 (0.59–0.84)	0.58 (0.39–0.74)
AR	0.77 (0.64–0.87)	0.65 (0.47–0.79)	0.74 (0.59–0.85)	0.65 (0.47–0.79)	0.77 (0.63–0.86)	0.56 (0.37–0.73)	0.70 (0.55–0.82)	0.69 (0.51–0.82)
CL	0.71 (0.56–0.83)	0.64 (0.47–0.78)	0.77 (0.63–0.87)	0.64 (0.46–0.78)	0.71 (0.55–0.83)	0.69 (0.52–0.81)	0.70 (0.54–0.81)	0.46 (0.27–0.67)
CR	0.76 (0.62–0.86)	0.67 (0.50–0.81)	0.73 (0.58–0.84)	0.73 (0.58–0.85)	0.76 (0.63–0.86)	0.68 (0.51–0.81)	0.78 (0.65–0.87)	0.66 (0.48–0.80)
PL	0.77 (0.63–0.86)	0.61 (0.43–0.77)	0.75 (0.61–0.85)	0.60 (0.41–0.77)	0.73 (0.58–0.84)	0.66 (0.49–0.80)	0.69 (0.53–0.81)	0.65 (0.47–0.80)
PR	0.77 (0.63–0.86)	0.61 (0.42–0.77)	0.76 (0.63–0.86)	0.71 (0.56–0.83)	0.68 (0.52–0.81)	0.56 (0.37–0.73)	0.73 (0.59–0.84)	0.72 (0.56–0.84)

AL: Anterior left, AR: Anterior right, CL: Central left, CR: Central right, PL: Posterior left, PR: Posterior right. Bold numbers indicate ICC > 0.70