Table I.
Thicker cortex predicts higher WCST accuracy (after controlling for age, n = 129): most significant ROIs from Figure 2 (P < 0.005 across > 30 mm2)
ROI | Gyrus | BA | Anatomical definition | Talairach coordinates | Peak P‐value | ROI size (mm2) on standard surface | Mean ROI size (mm2) at P < 0.005 |
---|---|---|---|---|---|---|---|
Left SPG | Superior parietal | 7 | Somatosensory association cortex | −25, −56, 47 | 0.00008 | 128.4 | 170 ± 59 |
Right MFG | Rostral middle frontal | 9/46 | Dorsolateral PFC | 43, 27, 22 | 0.001 | 91.6 | 103 ± 29 |
Right PCG | Dorsal postcentral | 2 | Primary somatosensory cortex | 9, −34, 71 | 0.0002 | 83.6 | 61 ± 13 |
Right SPG | Superior parietal | 5 | Somatosensory association cortex | 17, −38, 63 | 0.0002 | 81.6 | 98 ± 30 |
Left MFG | Caudal middle frontal | 8/9 | Dorsolateral PFC | −27, 9, 46 | 0.002 | 71.4 | 83 ± 26 |
Right pre‐CG | Pre‐central, lateral | 4/6 | Primary motor/premotor cortex | 38, −5, 53 | 0.002 | 43.7 | 45 ± 14 |
Right IFG | Inferior frontal, pars opercularis | 44 | Ventrolateral PFC | 42, 15, 7 | 0.0002 | 40.6 | 49 ± 12 |
Left PCG | Dorsal postcentral | 2 | Primary somatosensory cortex | −13, −32, 71 | 0.001 | 36.6 | 33 ± 8 |