Data
270,794 items of data are available, covering 227,386 participants.
Some values have special meanings defined by Data-Coding
100291.
Defined-instances run from 0 to 3, labelled using Instancing
2.
| Maximum | 100 |
| Decile 9 | 3 |
| Decile 8 | 3 |
| Decile 7 | 2 |
| Decile 6 | 2 |
| Median | 2 |
| Decile 4 | 2 |
| Decile 3 | 1 |
| Decile 2 | 0 |
| Decile 1 | 0 |
| Minimum | 0 |
|
|
- There are 37 distinct values.
- Mean = 1.80978
- Std.dev = 1.32499
- 982 items above graph maximum of 6
- 1161 items have value -3 (Prefer not to answer)
- 1144 items have value -1 (Do not know)
|
4 Instances
Instance 0 : Initial assessment visit (2006-2010) at which participants were recruited and consent given
226,883 participants, 226,883 items
| Maximum | 100 |
| Decile 9 | 3 |
| Decile 8 | 3 |
| Decile 7 | 2 |
| Decile 6 | 2 |
| Median | 2 |
| Decile 4 | 2 |
| Decile 3 | 1 |
| Decile 2 | 0 |
| Decile 1 | 0 |
| Minimum | 0 |
|
|
- There are 34 distinct values.
- Mean = 1.81408
- Std.dev = 1.33982
- 896 items above graph maximum of 6
- 1061 items have value -3 (Prefer not to answer)
- 1031 items have value -1 (Do not know)
|
Instance 1 : First repeat assessment visit (2012-13)
9,933 participants, 9,933 items
| Maximum | 11 |
| Decile 9 | 3 |
| Decile 8 | 3 |
| Decile 7 | 2 |
| Decile 6 | 2 |
| Median | 2 |
| Decile 4 | 2 |
| Decile 3 | 1 |
| Decile 2 | 0 |
| Decile 1 | 0 |
| Minimum | 0 |
|
|
- There are 12 distinct values.
- Mean = 1.75554
- Std.dev = 1.21907
- 17 items above graph maximum of 6
- 15 items have value -3 (Prefer not to answer)
- 35 items have value -1 (Do not know)
|
Instance 2 : Imaging visit (2014+)
31,370 participants, 31,370 items
| Maximum | 40 |
| Decile 9 | 3 |
| Decile 8 | 3 |
| Decile 7 | 2 |
| Decile 6 | 2 |
| Median | 2 |
| Decile 4 | 2 |
| Decile 3 | 1 |
| Decile 2 | 1 |
| Decile 1 | 0 |
| Minimum | 0 |
|
|
- There are 20 distinct values.
- Mean = 1.79726
- Std.dev = 1.25495
- 63 items above graph maximum of 6
- 81 items have value -3 (Prefer not to answer)
- 72 items have value -1 (Do not know)
|
Instance 3 : First repeat imaging visit (2019+)
2,608 participants, 2,608 items
| Maximum | 20 |
| Decile 9 | 3 |
| Decile 8 | 3 |
| Decile 7 | 2 |
| Decile 6 | 2 |
| Median | 2 |
| Decile 4 | 2 |
| Decile 3 | 1 |
| Decile 2 | 1 |
| Decile 1 | 0 |
| Minimum | 0 |
|
|
- There are 10 distinct values.
- Mean = 1.79446
- Std.dev = 1.23246
- 6 items above graph maximum of 6
- 4 items have value -3 (Prefer not to answer)
- 6 items have value -1 (Do not know)
|
Notes
ACE touchscreen question "How many children have you fathered?"
The following checks were performed:
- If answer < 0 then rejected
- If answer > 200 then rejected
- If answer > 15 then participant asked to confirm
If the participant activated the Help button they were shown the message:
If you are unsure, please provide an estimate or select Do not know.
|
Coding 100291 defines 2 special values:
- -1 represents "Do not know"
- -3 represents "Prefer not to answer"
