Data
1,202,513 items of data are available, covering 498,745 participants.
Some values have special meanings defined by Data-Coding
402.
Defined-instances run from 0 to 3, labelled using Instancing
2.
Array indices run from 1 to 3.
Units of measurement are deciseconds.
Maximum | 13751 |
Decile 9 | 418 |
Decile 8 | 329 |
Decile 7 | 274 |
Decile 6 | 229 |
Median | 185 |
Decile 4 | 135 |
Decile 3 | 97 |
Decile 2 | 78 |
Decile 1 | 67 |
Minimum | 40 |
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- There are 2145 distinct values.
- Mean = 219.958
- Std.dev = 171.667
- 12337 items above graph maximum of 769
- 48766 items have value 0 (Test not completed)
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4 Instances
Instance 0 : Initial assessment visit (2006-2010) at which participants were recruited and consent given
497,764 participants, 995,528 items
Maximum | 13751 |
Decile 9 | 411 |
Decile 8 | 324 |
Decile 7 | 270 |
Decile 6 | 226 |
Median | 182 |
Decile 4 | 133 |
Decile 3 | 97 |
Decile 2 | 78 |
Decile 1 | 67 |
Minimum | 40 |
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- There are 2106 distinct values.
- Mean = 217.64
- Std.dev = 171.639
- 11232 items above graph maximum of 755
- 29414 items have value 0 (Test not completed)
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Instance 1 : First repeat assessment visit (2012-13)
20,334 participants, 40,668 items
Maximum | 8534 |
Decile 9 | 382 |
Decile 8 | 305 |
Decile 7 | 256 |
Decile 6 | 213 |
Median | 167 |
Decile 4 | 117 |
Decile 3 | 87 |
Decile 2 | 74 |
Decile 1 | 67 |
Minimum | 47 |
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- There are 874 distinct values.
- Mean = 200.913
- Std.dev = 154.003
- 322 items above graph maximum of 697
- 416 items have value 0 (Test not completed)
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Instance 2 : Imaging visit (2014+)
57,388 participants, 152,744 items
Maximum | 5633 |
Decile 9 | 464 |
Decile 8 | 369 |
Decile 7 | 309 |
Decile 6 | 260 |
Median | 213 |
Decile 4 | 156 |
Decile 3 | 100 |
Decile 2 | 78 |
Decile 1 | 69 |
Minimum | 47 |
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- There are 1218 distinct values.
- Mean = 241.29
- Std.dev = 176.047
- 884 items above graph maximum of 859
- 17552 items have value 0 (Test not completed)
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Instance 3 : First repeat imaging visit (2019+)
5,097 participants, 13,573 items
Maximum | 1781 |
Decile 9 | 437 |
Decile 8 | 352 |
Decile 7 | 297 |
Decile 6 | 250 |
Median | 206 |
Decile 4 | 152 |
Decile 3 | 95 |
Decile 2 | 76 |
Decile 1 | 68 |
Minimum | 51 |
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- There are 744 distinct values.
- Mean = 229.935
- Std.dev = 159.93
- 66 items above graph maximum of 806
- 1384 items have value 0 (Test not completed)
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