Table 5.
Summary of Differences Between Humans and Chimpanzees in Cortical Thickness, Gyrification and White Matter For Each Region
| Region | |||||
|---|---|---|---|---|---|
| Frontal (12) | Temporal (9) | Region (5) | Occipital (4) | Cingulate (4) | |
| Thickness | |||||
| H > C | 1 | 8 | 4 | 3 | 0 |
| H < C | 9 | 0 | 1 | 0 | 3 |
| H = C | 2 | 1 | 0 | 1 | 1 |
| Gyrification | |||||
| H > C | 11 | 2 | 0 | 0 | 2 |
| H < C | 1 | 5 | 4 | 2 | 2 |
| H = C | 0 | 2 | 1 | 2 | 0 |
| White Matter | |||||
| H > C | 8 | 5 | 1 | 1 | 2 |
| H < C | 3 | 1 | 1 | 1 | 0 |
| H = C | 1 | 3 | 3 | 2 | 2 |
H > C = humans greater than chimpanzees, H < C = chimpanzees greater than humans, H = C = no significant difference between chimpanzees and humans. Numbers in parentheses indicated the number of Desikan regions that were quantified within each of the 5 cortical regions of interest.