Table 1.
Dimensions of the STN on T2-weighted transverse MRIs at level Z = −4, number of transverse slices where this nucleus was visible, D of the STN, and AC-PC length.
| STN | Z = −4 | Slices where STN was visible | D (mm) | AC-PC length (mm) | Age (years) | Gender | ||
|---|---|---|---|---|---|---|---|---|
| hemisphere | W (mm) | L (mm) | ||||||
| 1 | R1 | 7.2 | 7.2 | 3 | 9.0 | 23.0 | 64 | M |
| 2 | R2 | 4.5 | 6.3 | 3 | 8.1 | 21.6 | 70 | M |
| 3 | R3 | 4.0 | 6.4 | 3 | 5.6 | 17.6 | 60 | M |
| 4 | R4 | 5.0 | 7.5 | 3 | 9.0 | 27.0 | 69 | F |
| 5 | R5 | 7.7 | 9.9 | 3 | 11.0 | 26.4 | 54 | F |
| 6 | R6 | 5.0 | 6.0 | 4 | 8.0 | 26.0 | 71 | F |
| 7 | R7 | 7.0 | 8.1 | 3 | 9.3 | 27.3 | 67 | M |
| 8 | R8 | 5.0 | 8.0 | 3 | 8.0 | 27.0 | 69 | M |
| 9 | R9 | 4.8 | 7.4 | 3 | 7.7 | 28.3 | 37 | M |
| 10 | R10 | 8.9 | 11.2 | 3 | 10.3 | 27.9 | 51 | F |
| 11 | R11 | 6.0 | 4.9 | 2 | 6.0 | 28.4 | 30 | M |
| 12 | R12 | 8.4 | 10.5 | 4 | 12.1 | 24.7 | 51 | M |
| 13 | R13 | 7.2 | 7.6 | 3 | 8.5 | 27.3 | 38 | F |
| 14 | R14 | — | — | — | — | 27.9 | 55 | F |
| 15 | R15 | 6.9 | 9.4 | 3 | 9.7 | 28.5 | 54 | M |
| 16 | R16 | — | — | 3 | 8.8 | 27.2 | 23 | M |
| 17 | R17 | 5.2 | 7.7 | 3 | 8.1 | 27.0 | 52 | F |
| 18 | R18 | 8.7 | 6.7 | 3 | 9.8 | 29.3 | 67 | M |
| 19 | R19 | — | — | 3 | — | 25.0 | 57 | F |
| 20 | R20 | 4.0 | 9.6 | 4 | 9.3 | 25.4 | 63 | M |
| 21 | R21 | 6.6 | 8.0 | 3 | 9.5 | 25.4 | 55 | M |
| 22 | R22 | 4.8 | 6.8 | 3 | 6.5 | 25.6 | 71 | F |
| 23 | R23 | — | 8.0 | 3 | 7.2 | 25.6 | 59 | M |
| 24 | R24 | 4.9 | 7.8 | 4 | 7.9 | 28.2 | 36 | M |
| 25 | R25 | 5.8 | 6.1 | 4 | 7.0 | 31.0 | 63 | M |
| 26 | R26 | 6.2 | 8.5 | 3 | 8.9 | 25.4 | 38 | F |
| 27 | L1 | 4.5 | 5.4 | 3 | 7.2 | — | 64 | M |
| 28 | L2 | 4.5 | 6.8 | 3 | 8.1 | — | 70 | M |
| 29 | L3 | 4.0 | 5.6 | 3 | 4.8 | — | 60 | M |
| 30 | L4 | 5.6 | 6.9 | 3 | 9.0 | — | 69 | F |
| 31 | L5 | 7.7 | 7.7 | 3 | 11.0 | — | 54 | F |
| 32 | L6 | 4.0 | 6.0 | 4 | 8.5 | — | 71 | F |
| 33 | L7 | 5.2 | 9.3 | 3 | 11.6 | — | 67 | M |
| 34 | L8 | 6.0 | 6.0 | 3 | — | — | 69 | M |
| 35 | L9 | 6.9 | 9.3 | 3 | 7.9 | — | 37 | M |
| 36 | L10 | 8.8 | 9.1 | 3 | 9.6 | — | 51 | F |
| 37 | L11 | 6.4 | 4.8 | 2 | 6.4 | — | 30 | M |
| 38 | L12 | 7.3 | 9.4 | 4 | 11.1 | — | 51 | M |
| 39 | L13 | 7.3 | 8.9 | 3 | 7.5 | — | 38 | F |
| 40 | L14 | — | — | — | — | — | 55 | F |
| 41 | L15 | 7.5 | 9.2 | 3 | 9.8 | — | 54 | M |
| 42 | L16 | — | — | 3 | 9.2 | — | 23 | M |
| 43 | L17 | 4.1 | 7.7 | 3 | 8.2 | — | 52 | F |
| 44 | L18 | 7.8 | 9.3 | 3 | 9.3 | — | 67 | M |
| 45 | L19 | — | — | 3 | — | — | 57 | F |
| 46 | L20 | 7.2 | 11.0 | 4 | 9.8 | — | 63 | M |
| 47 | L21 | 6.2 | 8.7 | 3 | 9.6 | — | 55 | M |
| 48 | L22 | 4.7 | 7.0 | 3 | 6.7 | — | 71 | F |
| 49 | L23 | 5.1 | 7.6 | 3 | 7.6 | — | 59 | M |
| 50 | L24 | 4.2 | 7.5 | 4 | 7.9 | — | 36 | M |
| 51 | L25 | 5.3 | 7.4 | 4 | 7.5 | — | 63 | M |
| 52 | L26 | 5.0 | 5.6 | 3 | 6.9 | — | 38 | F |
| MV | 5.98 | 7.73 | 3.16 | 8.52 | 26.31 | 54.77 | ||
| SD | 1.46 | 1.56 | 0.47 | 1.56 | 2.67 | 13.60 | ||
STN: subthalamic nucleus; W: width; L: length; D: STN maximum dimension (diameter); AC: anterior commissure; PC: posterior commissure; R: right; L: left; M: male; F: female; MV: mean value; SD: standard deviation.