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 ratio.
Maximum | 0.0611072 |
Decile 9 | 0.041072 |
Decile 8 | 0.0390209 |
Decile 7 | 0.0377403 |
Decile 6 | 0.0367138 |
Median | 0.0358184 |
Decile 4 | 0.0349793 |
Decile 3 | 0.034155 |
Decile 2 | 0.0332572 |
Decile 1 | 0.0321201 |
Minimum | 0.0231411 |
|
|
- Mean = 0.0363
- Std.dev = 0.00366549
- 1 item below graph minimum of 0.0231682
- 182 items above graph maximum of 0.0500239
|
2 Instances
Instance 2 : Imaging visit (2014+)
42,806 participants, 42,806 items
Maximum | 0.0611072 |
Decile 9 | 0.0412217 |
Decile 8 | 0.0391789 |
Decile 7 | 0.0378716 |
Decile 6 | 0.0368517 |
Median | 0.0359453 |
Decile 4 | 0.0350959 |
Decile 3 | 0.0342592 |
Decile 2 | 0.0333677 |
Decile 1 | 0.0322019 |
Minimum | 0.0251771 |
|
|
- Mean = 0.036424
- Std.dev = 0.00369378
- 161 items above graph maximum of 0.0502415
|
Instance 3 : First repeat imaging visit (2019+)
4,622 participants, 4,622 items
Maximum | 0.0549295 |
Decile 9 | 0.0392959 |
Decile 8 | 0.0375669 |
Decile 7 | 0.036388 |
Decile 6 | 0.0354975 |
Median | 0.0347519 |
Decile 4 | 0.0340237 |
Decile 3 | 0.0332501 |
Decile 2 | 0.0325136 |
Decile 1 | 0.031571 |
Minimum | 0.0231411 |
|
|
- Mean = 0.0351512
- Std.dev = 0.00316943
- 1 item below graph minimum of 0.0238461
- 17 items above graph maximum of 0.0470207
|
Notes
Inverted contrast-to-noise ratio in the T1 - background spatial standard deviation divided by contrast between white and grey matter mean intensities
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