Table 2.

Permutation results for brain expansion and shrinkage indexed by DFC-H

Brain size change
Growth
Region Left Right
Medial dorsal frontal 0.010 (23.7%) 0.023 (23.3%)
Medial ventral frontal 0.001 (47.4%) 0.0004 (59.5%)
Medial occipital 0.001 (37.5%) 0.166
Medial parietal 0.173 0.096
Lateral dorsal frontal 0.0001 (51.6%) 0.0001 (44.8%)
Lateral ventral frontal 0.0001 (67.1%) 0.0001 (77.4%)
Lateral occipital 0.0001 (43.0%) 0.0002 (36.4%)
Lateral parietal 0.009 (15.7%) 0.019 (13.8%)
Lateral temporal 0.026 (16.5%) 0.006 (22.0%)
Perisylvian 0.0002 (38.6%) 0.103
  • Note that in no case were the ROI permutation analyses significant for brain shrinkage between scans, and thus the negative results are not presented in the table. The numbers presented are p values and percentages exactly as described for Table 1.