Diameters of right and left hemispheres of 20–22 week fetuses
| Right hemisphere (cm) | Left hemisphere (cm) | p Value between hemispheres | |
| Male (n=51) | 2.681 (0.267) | 2.781 (0.287) | 0.017 |
| Female (n=51) | 2.627 (0.192) | 2.804 (0.174) | 0.016 |
| p Value between sexes | 0.51 | 0.82 |
Values are mean (SEM).