Table II.
Brain regions that showed significant activation in the 1‐back and 2‐back tasks in control and Turner syndrome subjects*
| P value (COR) | Number of voxels | Z score (max) | Peak location Talaraich coordinates | |
|---|---|---|---|---|
| Control 1‐back | ||||
| Right inferior (BA 44/45), middle (BA 9/46) and superior frontal gyrus (BA 8) | <.001 | 3898 | 4.72 | 18, 6, 58 |
| Left middle (BA 9) and superior frontal gyrus (BA 8) | <.001 | 4063 | 4.26 | 42, 8, 40 |
| Right superior frontal gyrus (BA 8) and premotor cortex (BA4/6) | ||||
| Left cerebellum | <.001 | 1604 | 3.61 | −34, 52, −26 |
| Control 2‐back | ||||
| Left and right inferior (BA 44/45), middle (BA 9) and superior frontal gyrus (BA 8), premotor cortex (BA 4/6) | <.001 | 13878 | 4.9 | 36, 0, 42 |
| Left supramarginal gyrus (BA 40), superior parietal gyrus (BA 7), angular gyrus (BA 39), intraparietal sulcus (BA 7), middle occipital gyrus (BA18) | <.001 | 14124 | 4.63 | 42, −64, 56 |
| Right supramarginal gyrus (BA 40), superior parietal gyrus (BA 7), angular gyrus (BA 39), intraparietal sulcus (BA7) | ||||
| Turner 1‐back | ||||
| Left inferior semilunar lobule (Crus II) | .001 | 665 | 4.45 | −36, −56, −32 |
| Left supramarginal gyrus (BA 40) | <.001 | 1260 | 4.16 | −44, −58, 38 |
| Right inferior (BA 44) and middle frontal gyrus (BA 9), premotor cortex (BA 4/6) | <.001 | 3200 | 3.96 | 46, 8, 38 |
| Left inferior (BA 44) and middle frontal gyrus (BA 9), premotor cortex (BA 4/6), supramarginal gyrus (BA 40), angular gyrus (BA 7/39) | <.001 | 1524 | 3.63 | −32, 52, 36 |
| Right cuneus, superior occipital gyrus (BA 18/19) | <.001 | 1258 | 3.26 | 8, −90, 24 |
| Right supramarginal gyrus (BA 40), angular gyrus(BA 39) | <.001 | 758 | 3.18 | 46, −54, 34 |
| Turner 2‐back | ||||
| Right precuneus, angular gyrus (BA 7/39) | <.001 | 2403 | 3.66 | 8, −66, 60 |
| Right middle frontal gyrus (BA 9/10) | .001 | 749 | 3.35 | 30, −4, 52 |
| Right middle frontal gyrus (BA 8/9) | .012 | 536 | 3.72 | 24, 50, 42 |
| Left middle frontal gyrus (BA 9/10) | .018 | 504 | 3.93 | −36, 56, 26 |
*
For each significant cluster, region of activation, significance level, number of activated voxels, maximum Z score and location of peak in Talaraich coordinates are shown.