Table 2.

Maximal time–frequency window on which a significant effect can be found (Quade test, p < 0.05), measured on the TF energy averaged across single trials

	Illusory and real > no-triangle			Illusory > no-triangle
T5	25–42 Hz		200–280 msec		none
O1		none		30–45 Hz		200–280 msec
POz	30–45 Hz		210–270 msec	28–45 Hz		200–300 msec
P3	28–38 Hz		200–300 msec	25–42 Hz		200–290 msec
Pz	30–42 Hz		210–290 msec	25–45 Hz		200–400 msec
P4	30–40 Hz		210–280 msec	30–40 Hz		200–400 msec
Cz	28–45 Hz		200–300 msec	25–50 Hz		200–400 msec
C4		none		28–38 Hz		200–300 msec