Data
604,084 items of data are available, covering 501,500 participants.
Some values have special meanings defined by Data-Coding
100329.
Defined-instances run from 0 to 3, labelled using Instancing
2.
Units of measurement are hours/day.
Maximum | 24 |
Decile 9 | 5 |
Decile 8 | 4 |
Decile 7 | 4 |
Decile 6 | 3 |
Median | 3 |
Decile 4 | 2 |
Decile 3 | 2 |
Decile 2 | 2 |
Decile 1 | 1 |
Minimum | 0 |
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- There are 24 distinct values.
- Mean = 2.92365
- Std.dev = 1.62405
- 2106 items above graph maximum of 9
- 26935 items have value -10 (Less than an hour a day)
- 812 items have value -3 (Prefer not to answer)
- 4071 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
501,472 participants, 501,472 items
Maximum | 24 |
Decile 9 | 5 |
Decile 8 | 4 |
Decile 7 | 4 |
Decile 6 | 3 |
Median | 3 |
Decile 4 | 2 |
Decile 3 | 2 |
Decile 2 | 2 |
Decile 1 | 1 |
Minimum | 0 |
|
|
- There are 24 distinct values.
- Mean = 2.91247
- Std.dev = 1.63774
- 1903 items above graph maximum of 9
- 23359 items have value -10 (Less than an hour a day)
- 759 items have value -3 (Prefer not to answer)
- 3770 items have value -1 (Do not know)
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Instance 1 : First repeat assessment visit (2012-13)
20,333 participants, 20,333 items
Maximum | 17 |
Decile 9 | 5 |
Decile 8 | 4 |
Decile 7 | 4 |
Decile 6 | 3 |
Median | 3 |
Decile 4 | 2 |
Decile 3 | 2 |
Decile 2 | 2 |
Decile 1 | 1 |
Minimum | 0 |
|
|
- There are 15 distinct values.
- Mean = 2.94073
- Std.dev = 1.56125
- 47 items above graph maximum of 9
- 878 items have value -10 (Less than an hour a day)
- 6 items have value -3 (Prefer not to answer)
- 64 items have value -1 (Do not know)
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Instance 2 : Imaging visit (2014+)
75,333 participants, 75,333 items
Maximum | 20 |
Decile 9 | 5 |
Decile 8 | 4 |
Decile 7 | 4 |
Decile 6 | 3 |
Median | 3 |
Decile 4 | 2 |
Decile 3 | 2 |
Decile 2 | 2 |
Decile 1 | 1 |
Minimum | 0 |
|
|
- There are 19 distinct values.
- Mean = 2.98103
- Std.dev = 1.55413
- 145 items above graph maximum of 9
- 2494 items have value -10 (Less than an hour a day)
- 45 items have value -3 (Prefer not to answer)
- 224 items have value -1 (Do not know)
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Instance 3 : First repeat imaging visit (2019+)
6,946 participants, 6,946 items
Maximum | 15 |
Decile 9 | 5 |
Decile 8 | 4 |
Decile 7 | 4 |
Decile 6 | 3 |
Median | 3 |
Decile 4 | 3 |
Decile 3 | 2 |
Decile 2 | 2 |
Decile 1 | 1 |
Minimum | 0 |
|
|
- There are 14 distinct values.
- Mean = 3.04281
- Std.dev = 1.55202
- 11 items above graph maximum of 9
- 204 items have value -10 (Less than an hour a day)
- 2 items have value -3 (Prefer not to answer)
- 13 items have value -1 (Do not know)
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Notes
ACE touchscreen question "In a typical DAY, how many hours do you spend watching TV? (Put 0 if you do not spend any time doing it)"
The following checks were performed:
- If answer < 0 then rejected
- If answer > 24 then rejected
- If answer > 8 then participant asked to confirm
If the participant activated the Help button they were shown the message:
If the time you spend watching TV varies a lot, give the average time for a 24 hour day in the last 4 weeks.
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Coding 100329 defines 3 special values:
- -10 represents "Less than an hour a day"
- -1 represents "Do not know"
- -3 represents "Prefer not to answer"
0 Related Data-Fields
There are no related data-fields