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. 2019 Dec 19;17(1):46. doi: 10.3390/ijerph17010046

Table 1.

Theta power evolution in 3 + 2 chess games in winning and losing groups.

Winning Group Losing Group
Channels 75% vs. 100% 75% vs. 125% 100% vs. 125% 75% vs. 100% 75% vs. 125% 100% vs. 125%
Electroencephalographic (EEG) Channels
F3 0.04 b 0.04 b 0.04 b 0.33 0.67 0.33
Fz 0.03 b 0.35 0.46 0.67 0.48 0.78
F4 0.35 0.35 0.04 b 0.48 0.58 0.78
F7 0.04 b 0.04 b 0.08 0.07 0.40 0.21
C3 0.03 b 0.12 0.75 0.58 0.40 1.00
Cz 0.04 b 0.04 b 0.89 0.21 0.40 0.78
C4 0.03 b 0.04 b 0.92 0.16 0.58 0.58
P3 0.35 0.44 0.92 0.02 a 0.07 0.80
Pz 0.04 b 0.12 0.60 0.21 0.12 1.00
P4 0.03 b 0.04 b 0.75 0.18 0.13 0.61
T5 0.03 b 0.03 b 0.60 0.40 0.12 1.00
T6 0.04 b 0.04 b 0.46 0.12 0.48 0.58
T7 0.17 0.04 b 0.46 0.67 0.67 0.67
T8 0.03 b 0.03 b 0.35 0.58 0.58 0.78
O1 0.03 b 0.04 b 0.12 0.21 0.26 0.78

a Significantly higher values obtained against the easier opponent; b Significantly higher values obtained against the most difficult opponent.