Data
4,244,016 items of data are available, covering 232,871 participants.
Defined-instances run from 0 to 3, labelled using Instancing
2.
Array indices run from 1 to 15.
Units of measurement are deciseconds.
| Maximum | 44171 |
| Decile 9 | 27 |
| Decile 8 | 20 |
| Decile 7 | 18 |
| Decile 6 | 16 |
| Median | 15 |
| Decile 4 | 14 |
| Decile 3 | 13 |
| Decile 2 | 12 |
| Decile 1 | 11 |
| Minimum | -5 |
|
|
- There are 2040 distinct values.
- Mean = 23.6864
- Std.dev = 65.7859
- 204548 items above graph maximum of 43
|
4 Instances
Instance 0 : Initial assessment visit (2006-2010) at which participants were recruited and consent given
166,001 participants, 2,458,629 items
| Maximum | 14848 |
| Decile 9 | 29 |
| Decile 8 | 21 |
| Decile 7 | 19 |
| Decile 6 | 17 |
| Median | 16 |
| Decile 4 | 15 |
| Decile 3 | 14 |
| Decile 2 | 13 |
| Decile 1 | 12 |
| Minimum | -1 |
|
|
- There are 1941 distinct values.
- Mean = 25.8631
- Std.dev = 67.5685
- 121425 items above graph maximum of 46
|
Instance 1 : First repeat assessment visit (2012-13)
19,956 participants, 298,004 items
| Maximum | 5811 |
| Decile 9 | 26 |
| Decile 8 | 20 |
| Decile 7 | 18 |
| Decile 6 | 17 |
| Median | 16 |
| Decile 4 | 15 |
| Decile 3 | 14 |
| Decile 2 | 13 |
| Decile 1 | 12 |
| Minimum | -1 |
|
|
- There are 976 distinct values.
- Mean = 23.5565
- Std.dev = 55.8868
- 14401 items above graph maximum of 40
|
Instance 2 : Imaging visit (2014+)
87,242 participants, 1,301,219 items
| Maximum | 44171 |
| Decile 9 | 24 |
| Decile 8 | 18 |
| Decile 7 | 16 |
| Decile 6 | 14 |
| Median | 13 |
| Decile 4 | 12 |
| Decile 3 | 12 |
| Decile 2 | 11 |
| Decile 1 | 9 |
| Minimum | -5 |
|
|
- There are 1268 distinct values.
- Mean = 20.2452
- Std.dev = 66.4462
- 60045 items above graph maximum of 39
|
Instance 3 : First repeat imaging visit (2019+)
12,470 participants, 186,164 items
| Maximum | 5058 |
| Decile 9 | 23 |
| Decile 8 | 18 |
| Decile 7 | 15 |
| Decile 6 | 14 |
| Median | 13 |
| Decile 4 | 12 |
| Decile 3 | 11 |
| Decile 2 | 10 |
| Decile 1 | 8 |
| Minimum | -5 |
|
|
- There are 719 distinct values.
- Mean = 19.2001
- Std.dev = 48.3811
- 8175 items above graph maximum of 38
|
Notes
This is the time taken to press the first digit on the touchscreen in each round (left ear). This should not be used as a marker of reaction time as participants were not explicitly instructed to complete the test as quickly as possible.
1 Related Data-Field
| Field ID | Description | Relationship |
|---|
| 4245 | Time to press first digit (right) | Current Field is the opposite-side complement to Field 4245 |
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