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 | 72.1 |
| Decile 9 | 17.7 |
| Decile 8 | 11.8 |
| Decile 7 | 8.2 |
| Decile 6 | 5.6 |
| Median | 3.5 |
| Decile 4 | 1.8 |
| Decile 3 | 0 |
| Decile 2 | 0 |
| Decile 1 | 0 |
| Minimum | 0 |
|
|
- Mean = 6.4939
- Std.dev = 8.39456
- 100 items above graph maximum of 35.4
|
2 Instances
Instance 2 : Imaging visit (2014+)
4,613 participants, 4,613 items
| Maximum | 72.1 |
| Decile 9 | 15.45 |
| Decile 8 | 10.1 |
| Decile 7 | 7.1 |
| Decile 6 | 4.8 |
| Median | 2.7 |
| Decile 4 | 1 |
| Decile 3 | 0 |
| Decile 2 | 0 |
| Decile 1 | 0 |
| Minimum | 0 |
|
|
- Mean = 5.55259
- Std.dev = 7.48452
- 54 items above graph maximum of 30.9
|
Instance 3 : First repeat imaging visit (2019+)
4,613 participants, 4,613 items
| Maximum | 71.2 |
| Decile 9 | 19.5 |
| Decile 8 | 13.3 |
| Decile 7 | 9.6 |
| Decile 6 | 6.6 |
| Median | 4.6 |
| Decile 4 | 2.55 |
| Decile 3 | 0 |
| Decile 2 | 0 |
| Decile 1 | 0 |
| Minimum | 0 |
|
|
- Mean = 7.4352
- Std.dev = 9.11851
- 47 items above graph maximum of 39
|
Notes
Volume of the 5th ventricle in the whole brain generated by subcortical volumetric segmentation (aseg) with the longitudinal processing option in FreeSurfer.
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