Data
639,404 items of data are available, covering 498,484 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 |
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|
- There are 89 distinct values.
- Mean = 0.460647
- Std.dev = 4.32539
- 22255 items above graph maximum of 1
- 28462 items have value -10 (Less than once a year)
- 1689 items have value -3 (Prefer not to answer)
- 4707 items have value -1 (Do not know)
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4 Instances
Instance 0 : Initial assessment visit (2006-2010) at which participants were recruited and consent given
497,253 participants, 497,253 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 |
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|
- There are 85 distinct values.
- Mean = 0.531892
- Std.dev = 4.6305
- 19983 items above graph maximum of 1
- 23933 items have value -10 (Less than once a year)
- 1495 items have value -3 (Prefer not to answer)
- 4307 items have value -1 (Do not know)
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Instance 1 : First repeat assessment visit (2012-13)
20,314 participants, 20,314 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 |
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|
- There are 29 distinct values.
- Mean = 0.299831
- Std.dev = 2.75571
- 508 items above graph maximum of 1
- 744 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)
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Instance 2 : Imaging visit (2014+)
100,917 participants, 100,917 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 |
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|
- There are 46 distinct values.
- Mean = 0.196617
- Std.dev = 2.87255
- 1459 items above graph maximum of 1
- 3145 items have value -10 (Less than once a year)
- 157 items have value -3 (Prefer not to answer)
- 294 items have value -1 (Do not know)
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Instance 3 : First repeat imaging visit (2019+)
20,920 participants, 20,920 items
Maximum | 365 |
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 = 0.239087
- Std.dev = 4.0065
- 305 items above graph maximum of 1
- 640 items have value -10 (Less than once a year)
- 21 items have value -3 (Prefer not to answer)
- 53 items have value -1 (Do not know)
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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.
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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