Table 1.
Dimensions of the spherical head model for infants of 0, 3, 6, 9, and 12 months of postnatal age. Two radii for the skull-scalp boundary are for two skull thicknesses (2 and 3 mm).
| Age | 0 month | 3 month | 6 month | 9 month | 12 month | |
|---|---|---|---|---|---|---|
| Radius (mm) | Rscalp | 55 | 61 | 65 | 68 | 70 |
| Rskull | 52 (53) | 58 (59) | 62 (63) | 65 (66) | 67 (68) | |
| RCSF | 50 | 56 | 60 | 63 | 65 | |
| Rbrain | 48 | 54 | 58 | 61 | 63 | |