Data
47,428 items of data are available, covering 42,943 participants.
Defined-instances run from 2 to 3, labelled using Instancing
2.
Units of measurement are mm3.
| Maximum | 209794 |
| Decile 9 | 73446.5 |
| Decile 8 | 61014.9 |
| Decile 7 | 53541.5 |
| Decile 6 | 47899.9 |
| Median | 43156.2 |
| Decile 4 | 38928.6 |
| Decile 3 | 35048.2 |
| Decile 2 | 30867.6 |
| Decile 1 | 25927.9 |
| Minimum | 8878.67 |
|
|
- Mean = 47223.7
- Std.dev = 20270.4
- 322 items above graph maximum of 120965
|
2 Instances
Instance 2 : Imaging visit (2014+)
42,806 participants, 42,806 items
| Maximum | 209794 |
| Decile 9 | 73465.5 |
| Decile 8 | 61026.1 |
| Decile 7 | 53528.1 |
| Decile 6 | 47887.2 |
| Median | 43106.7 |
| Decile 4 | 38893.2 |
| Decile 3 | 35012.8 |
| Decile 2 | 30841 |
| Decile 1 | 25889 |
| Minimum | 8878.67 |
|
|
- Mean = 47212
- Std.dev = 20321.2
- 294 items above graph maximum of 121042
|
Instance 3 : First repeat imaging visit (2019+)
4,622 participants, 4,622 items
| Maximum | 175612 |
| Decile 9 | 73320.6 |
| Decile 8 | 60892.9 |
| Decile 7 | 53840.6 |
| Decile 6 | 47982 |
| Median | 43677 |
| Decile 4 | 39358.3 |
| Decile 3 | 35418.5 |
| Decile 2 | 31087.7 |
| Decile 1 | 26355.6 |
| Minimum | 13397.3 |
|
|
- Mean = 47332.2
- Std.dev = 19793.7
- 27 items above graph maximum of 120286
|
Notes
Volume of ventricular cerebrospinal fluid (from T1 brain image, normalised for head size)
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