Table 2.

Comparison of subjective KSS, PVT, and resting-state EEG results before and after optical stimulation-induced BWE measurement

	Before BWE	After BWE	P-value
KSS
Score	4.93 ± 1.70	4.65 ± 1.78	0.383
PVT
Mean RT (ms)	216.83 ± 15.56	202.83 ± 17.42	< 0.001***
Slowest 10% RT (ms)	304.09 ± 34.53	287.93 ± 40.13	0.028*
Median RT (ms)	205.11 ± 15.01	192.03 ± 15.87	< 0.001***
EEG
β power (μV2)	15.58 ± 8.85	13.07 ± 5.85	0.101