Table 3.
Event-related Spectral Perturbation Prototypical Effects
| Frequency by Time | Condition Effect 1 5-6.5 Hz by 200-300 ms | Condition Effect 2 4-8 Hz by 500-550 ms | Age Effect 1 4-5 Hz by 50-150 ms | Age Effect 2 4-6 Hz by 300-400 ms |
|---|---|---|---|---|
| ANOVA | ||||
| Condition | F(1, 106) = 4.792, p = .031* | F(1, 106) = 6.230, p = .014* | F(1, 106) = .010, p = .920 | F(1, 106) = 2.492, p = .117 |
| Age | F(2, 106) = 1.483, p = .232 | F(2, 106) = 2.532, p = .084 | F(2, 106) = 3.969, p = .022* | F(2, 106) =3.419, p = .036* |
| Interaction | F(2, 106) =.406, p = .667 | F(2, 106) = 1.071, p = .346 | F(2, 106) = 1.098, p = .337 | F(2, 106) = .163, p = .849 |
| Post Hoc | ||||
| Condition | no win > win, t(108) = 2.164, p = .033* | no win > win, t(108) = 2.353, p = .020* | - | - |
| Age | - | - | Y=M, t(74) = -1.71, p = .091 Y=O, t(73) = -1.383, p = .171 M>O, t(65) = 2.638, p = .010* |
Y<M, t(74) = −2.852, p = .006** Y=O, t(73) = −1.808, p = .075 M=O, t(65) = .465, p = .643 |
Y=10-12 yrs., M=13-14 yrs., O=15-17 yrs.