Data
551,233 items of data are available, covering 464,424 participants.
Some values have special meanings defined by Data-Coding
100291.
Defined-instances run from 0 to 3, labelled using Instancing
2.
Units of measurement are hours/week.
| Maximum | 168 |
| Decile 9 | 1 |
| 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 75 distinct values.
- Mean = 0.464438
- Std.dev = 2.3933
- 18020 items above graph maximum of 2
- 1244 items have value -3 (Prefer not to answer)
- 45483 items have value -1 (Do not know)
|
4 Instances
Instance 0 : Initial assessment visit (2006-2010) at which participants were recruited and consent given
462,648 participants, 462,648 items
| Maximum | 168 |
| Decile 9 | 1 |
| 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 74 distinct values.
- Mean = 0.514705
- Std.dev = 2.55198
- 16948 items above graph maximum of 2
- 1196 items have value -3 (Prefer not to answer)
- 39906 items have value -1 (Do not know)
|
Instance 1 : First repeat assessment visit (2012-13)
19,686 participants, 19,686 items
| Maximum | 60 |
| Decile 9 | 1 |
| 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 27 distinct values.
- Mean = 0.23966
- Std.dev = 1.37576
- 297 items above graph maximum of 2
- 15 items have value -3 (Prefer not to answer)
- 1199 items have value -1 (Do not know)
|
Instance 2 : Imaging visit (2014+)
63,604 participants, 63,604 items
| Maximum | 70 |
| Decile 9 | 1 |
| 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 33 distinct values.
- Mean = 0.202747
- Std.dev = 1.27395
- 733 items above graph maximum of 2
- 33 items have value -3 (Prefer not to answer)
- 4098 items have value -1 (Do not know)
|
Instance 3 : First repeat imaging visit (2019+)
5,295 participants, 5,295 items
| Maximum | 40 |
| 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 15 distinct values.
- Mean = 0.170489
- Std.dev = 1.12943
- 94 items above graph maximum of 1
- 280 items have value -1 (Do not know)
|
Notes
ACE touchscreen question "Outside of your home, about how many hours per WEEK are you exposed to other people's tobacco smoke?"
The following checks were performed:
- If answer < 0 then rejected
- If answer > 168 then rejected
- If answer > 100 then participant asked to confirm
If the participant activated the Help button they were shown the message:
Please give the number of hours in a typical week over the
last year that you have been exposed to other people's tobacco
smoke in environments other than the home (include work, pubs,
restaurants etc).
|
Field 1279 was collected from all participants except those who indicated they currently smoke tobacco on most or all days, as defined by their answers to Field 1239
Coding 100291 defines 2 special values:
- -1 represents "Do not know"
- -3 represents "Prefer not to answer"
1 Related Data-Field
| Field ID | Description | Relationship |
|---|
| 1239 | Current tobacco smoking | Current Field was collected from all participants except those who indicated they currently smoke tobacco on most or all days, as defined by their answers to Field 1239 |
