Table 5.
Intertrial Coherence Prototypical Effects
| Frequency by Time | Condition Effect 4.5-8 Hz × 200-400 ms | Age Effect 1 4-6 Hz × 150-250 ms | Age Effect 2 4-5 Hz × 350-450 ms |
|---|---|---|---|
| ANOVA | |||
| Condition | F(1,106) = 25.47, p < .001** | F(1,106) = 2.77, ns | F(1,106) = 12.72, p < .001*** |
| Age | F(2, 106) = 2.32, p = .103 | F(2, 106) = 6.62, p = .002** | F(2,106) = 6.14, p = .003** |
| Interaction | F(2,106) = 3.88, p = .024* | F(2, 106) = 2.17, ns | F(2,106) = 3.66, p = .03* |
| Post Hoc | |||
| Condition | - | - | - |
| Age | - | Y= M, t(74) = .429, p = .669 Y > O, t(73) = 3.458, p = .001*** M > O, t(65) = 2.876, p = .006** |
M/O, no win>win; Y, no win= win. Diff. of no win vs. win: M>O>Y |
| Interaction |
no win>win; Y, t(41) = .902, p = .372 M, t(34) = 4.066, p = .000, O, t(32) = 3.438, p = .002 |
- |
no win>win; Y, t(41) = .101, p = .920 M, t(33) = 2.690, p = .011, O, t(32) = 2.455, p = .020 |
Y=10-12 yrs., M=13-14 yrs., O=15-17 yrs.