Table 1.
Physical assessment of five pieces of the 3-dimensional brain phantom. The volume of the bone space essentially agreed with the designed parameter, but the grey matter region had a significantly greater value by 11.6 mL (2.1 %)
| #Phantom | Grey vol (mL) | Bone vol (mL) | Weight (g) | Height (mm) | |
|---|---|---|---|---|---|
| 1 | 1 | 564 | 303 | 1999 | 212.80 |
| 1 | 2 | 562 | 307 | 1996 | 212.80 |
| 2 | 3 | 563 | 308 | 1994 | 212.62 |
| 2 | 4 | 562 | 306 | 1998 | 212.69 |
| 2 | 5 | 562 | 306 | 1997 | 212.67 |
| Mean ± SD | 562.6 ± 0.9 | 306.0 ± 1.9 | 1996.8 ± 1.9 | 212.7 ± 0.1 | |
| Ideal value | 550.6 mL | 305.6 mL |