Data
9,226 items of data are available, covering 4,613 participants.
Defined-instances run from 2 to 3, labelled using Instancing
2.
Units of measurement are mm3.
| Maximum | 979.8 |
| Decile 9 | 310.25 |
| Decile 8 | 284.4 |
| Decile 7 | 265.2 |
| Decile 6 | 250.4 |
| Median | 235.9 |
| Decile 4 | 221 |
| Decile 3 | 204.2 |
| Decile 2 | 184.4 |
| Decile 1 | 152.1 |
| Minimum | 0 |
|
|
- Mean = 233.378
- Std.dev = 65.0292
- 12 items above graph maximum of 468.4
|
2 Instances
Instance 2 : Imaging visit (2014+)
4,613 participants, 4,613 items
| Maximum | 979.8 |
| Decile 9 | 312.05 |
| Decile 8 | 285.6 |
| Decile 7 | 265.8 |
| Decile 6 | 251.25 |
| Median | 237.85 |
| Decile 4 | 222.9 |
| Decile 3 | 205.8 |
| Decile 2 | 186.1 |
| Decile 1 | 153.75 |
| Minimum | 0 |
|
|
- Mean = 235.055
- Std.dev = 65.3205
- 6 items above graph maximum of 470.35
|
Instance 3 : First repeat imaging visit (2019+)
4,613 participants, 4,613 items
| Maximum | 685.1 |
| Decile 9 | 307.65 |
| Decile 8 | 282.9 |
| Decile 7 | 264.5 |
| Decile 6 | 249.1 |
| Median | 233.9 |
| Decile 4 | 218.6 |
| Decile 3 | 202.8 |
| Decile 2 | 182.4 |
| Decile 1 | 149.5 |
| Minimum | 0 |
|
|
- Mean = 231.701
- Std.dev = 64.6931
- 7 items above graph maximum of 465.8
|
Notes
Volume of the optic chiasm in the whole brain generated by subcortical volumetric segmentation (aseg) with the longitudinal processing option in FreeSurfer.
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