Data
588,298 items of data are available, covering 498,751 participants.
Some values have special meanings defined by Data-Coding
100537.
Defined-instances run from 0 to 3, labelled using Instancing
2.
Units of measurement are times/year.
| Maximum | 900 |
| Decile 9 | 0 |
| Decile 8 | 0 |
| Decile 7 | 0 |
| Decile 6 | 0 |
| Median | 0 |
| Decile 4 | 0 |
| Decile 3 | 0 |
| Decile 2 | 0 |
| Decile 1 | 0 |
| Minimum | 0 |
|
|
- There are 88 distinct values.
- Mean = 0.488058
- Std.dev = 4.42448
- 21751 items above graph maximum of 1
- 26992 items have value -10 (Less than once a year)
- 1606 items have value -3 (Prefer not to answer)
- 4537 items have value -1 (Do not know)
|
4 Instances
Instance 0 : Initial assessment visit (2006-2010) at which participants were recruited and consent given
497,680 participants, 497,680 items
| Maximum | 900 |
| Decile 9 | 0 |
| Decile 8 | 0 |
| Decile 7 | 0 |
| Decile 6 | 0 |
| Median | 0 |
| Decile 4 | 0 |
| Decile 3 | 0 |
| Decile 2 | 0 |
| Decile 1 | 0 |
| Minimum | 0 |
|
|
- There are 85 distinct values.
- Mean = 0.531684
- Std.dev = 4.62875
- 19997 items above graph maximum of 1
- 23948 items have value -10 (Less than once a year)
- 1496 items have value -3 (Prefer not to answer)
- 4310 items have value -1 (Do not know)
|
Instance 1 : First repeat assessment visit (2012-13)
20,334 participants, 20,334 items
| Maximum | 150 |
| Decile 9 | 0 |
| Decile 8 | 0 |
| Decile 7 | 0 |
| Decile 6 | 0 |
| Median | 0 |
| Decile 4 | 0 |
| Decile 3 | 0 |
| Decile 2 | 0 |
| Decile 1 | 0 |
| Minimum | 0 |
|
|
- There are 29 distinct values.
- Mean = 0.299539
- Std.dev = 2.75439
- 508 items above graph maximum of 1
- 745 items have value -10 (Less than once a year)
- 16 items have value -3 (Prefer not to answer)
- 53 items have value -1 (Do not know)
|
Instance 2 : Imaging visit (2014+)
64,924 participants, 64,924 items
| Maximum | 300 |
| Decile 9 | 0 |
| Decile 8 | 0 |
| Decile 7 | 0 |
| Decile 6 | 0 |
| Median | 0 |
| Decile 4 | 0 |
| Decile 3 | 0 |
| Decile 2 | 0 |
| Decile 1 | 0 |
| Minimum | 0 |
|
|
- There are 44 distinct values.
- Mean = 0.243465
- Std.dev = 3.2584
- 1150 items above graph maximum of 1
- 2126 items have value -10 (Less than once a year)
- 89 items have value -3 (Prefer not to answer)
- 162 items have value -1 (Do not know)
|
Instance 3 : First repeat imaging visit (2019+)
5,360 participants, 5,360 items
| Maximum | 52 |
| Decile 9 | 0 |
| Decile 8 | 0 |
| Decile 7 | 0 |
| Decile 6 | 0 |
| Median | 0 |
| Decile 4 | 0 |
| Decile 3 | 0 |
| Decile 2 | 0 |
| Decile 1 | 0 |
| Minimum | 0 |
|
|
- There are 22 distinct values.
- Mean = 0.210445
- Std.dev = 2.17819
- 96 items above graph maximum of 1
- 173 items have value -10 (Less than once a year)
- 5 items have value -3 (Prefer not to answer)
- 12 items have value -1 (Do not know)
|
Notes
ACE touchscreen question "How many times a year would you use a solarium or sunlamp?"
The following checks were performed:
- If answer > 9999 then rejected
- If answer > 400 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 100537 defines 3 special values:
- -10 represents "Less than once a year"
- -1 represents "Do not know"
- -3 represents "Prefer not to answer"
0 Related Data-Fields
There are no related data-fields
