Table 6.
Sex interactions in semantic fluency and finger tapping.
| Sex interactions | Voxels | P-value | Z-Values peak | MNI coordinates | Structures | ||
|---|---|---|---|---|---|---|---|
| X | Y | Z | |||||
| Semantic Fluency | |||||||
| Y > O | 618 | 0.00306 | 3.77 | −50 | −30 | 52 | L primary somatosensory cx, inferior parietal lobule, premotor cx BA 6, primary motor cortex BA 4, anterior intraparietal sulcus, corticospinal tract. |
| 468 | 0.016 | 5.00 | 30 | −48 | −20 | R temporal occipital fusiform cx, lingual gyrus, parahippocampal gyrus, cerebellar V and VI, hippocampus, optic radiation. | |
| 437 | 0.023 | 3.69 | 4 | −20 | 42 | R cingulate gyrus, premotor cx BA 6, primary motor cx BA 4, superior parietal lobule, corticospinal tract, superior longitudinal fascicle. | |
| Finger Tapping | |||||||
| Y > O | 948 | 0.0001 | 4.83 | 46 | −82 | 30 | R inferior parietal lobule, anterior intra-parietal sulcus. |
| 492 | 0.0115 | 3.67 | −38 | −76 | 36 | L inferior parietal lobule, anterior intra-parietal sulcus, superior parietal sulcus. | |
| O > Y | 589 | 0.003 | 3.97 | 28 | −90 | 38 | R lateral occipital cx, visual cx BA 18. |
Y, young group; O, older group; Y > O, steeper interaction slope for the young group; O > Y, steeper interaction slope for the older adult group. All the comparisons were performed controlling for MMSE score and age.