Table 1.
Temporospatial factor combinations sensitive to pleasant, unpleasant, and neutral images at each assessment
| Factor combination | Unique variance (%) | Temporal peak (ms) | Peak electrode | Main effect of condition TWJt/c (2.0, 48.9) (p)* | Description |
|---|---|---|---|---|---|
| Age 9 | |||||
| TF1/SF1 | 13.82 | 358 | PO4 | 12.66 (.001) | Occipital relative positivity for unpleasant compared to pleasant, and unpleasant compared to neutral |
| TF1/SF2 | 7.26 | 358 | O2 | 7.31 (.004) | Occipital relative positivity for pleasant compared to neutral, and pleasant compared to unpleasant |
| TF2/SF1 | 2.92 | 955 | O2 | 9.89 (<.001) | Occipital relative positivity for pleasant compared to neutral, unpleasant compared to pleasant, and unpleasant compared to neutral |
| Age 12 | |||||
| TF1/SF1 | 11.67 | 369 | Pz | 9.46 (.001) | Parietal relative positivity for unpleasant compared to pleasant, and unpleasant compared to neutral |
| TF2/SF2 | 1.51 | 972 | O1 | 12.40 (.033) | Occipital relative positivity for pleasant compared to neutral, unpleasant compared to pleasant, and unpleasant compared to neutral |
| TF2/SF3 | 0.51 | 972 | Fp2 | 4.78 (.020) | Frontal relative positivity for neutral compared to unpleasant |
| Age 15 | |||||
| TF1/SF1 | 19.83 | 388 | FCz | 25.71 (<.001) | Frontocentral relative positivity for unpleasant compared to pleasant, and unpleasant compared to neutral |
| TF2/SF1 | 1.75 | 977 | Cz | 9.14 (.001) | Central relative positivity for unpleasant compared to pleasant, and unpleasant compared to neutral |
Note:
*
p-values are FDR-corrected.