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 AU.
| Maximum | 32.8487 |
| Decile 9 | 26.7876 |
| Decile 8 | 25.9464 |
| Decile 7 | 25.3822 |
| Decile 6 | 24.8993 |
| Median | 24.4517 |
| Decile 4 | 24.0132 |
| Decile 3 | 23.52 |
| Decile 2 | 22.9389 |
| Decile 1 | 22.1072 |
| Minimum | 1.3687 |
|
|
- Mean = 24.4309
- Std.dev = 1.94768
- 17 items below graph minimum of 17.4268
- 3 items above graph maximum of 31.468
|
2 Instances
Instance 2 : Imaging visit (2014+)
4,613 participants, 4,613 items
| Maximum | 32.7217 |
| Decile 9 | 27.0909 |
| Decile 8 | 26.199 |
| Decile 7 | 25.5917 |
| Decile 6 | 25.0586 |
| Median | 24.571 |
| Decile 4 | 24.1253 |
| Decile 3 | 23.6688 |
| Decile 2 | 23.0996 |
| Decile 1 | 22.2461 |
| Minimum | 1.3798 |
|
|
- Mean = 24.6092
- Std.dev = 1.97122
- 8 items below graph minimum of 17.4012
- 1 item above graph maximum of 31.9358
|
Instance 3 : First repeat imaging visit (2019+)
4,613 participants, 4,613 items
| Maximum | 32.8487 |
| Decile 9 | 26.4712 |
| Decile 8 | 25.7339 |
| Decile 7 | 25.2197 |
| Decile 6 | 24.7651 |
| Median | 24.3169 |
| Decile 4 | 23.8832 |
| Decile 3 | 23.3873 |
| Decile 2 | 22.7903 |
| Decile 1 | 21.9961 |
| Minimum | 1.3687 |
|
|
- Mean = 24.2526
- Std.dev = 1.90725
- 9 items below graph minimum of 17.5209
- 3 items above graph maximum of 30.9464
|
Notes
Grey-white contrast in caudal middle frontal in the left hemisphere calculated as a percentage of the mean gray-white matter intensity from Desikan-Killiany parcellation with the longitudinal processing option in FreeSurfer.
1 Related Data-Field
| Field ID | Description | Relationship |
|---|
| 43180 | Grey-white contrast in caudal middle ... | Current Field is the left-side counterpart of right-side Field 43180 |
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