Data
533,734 items of data are available, covering 464,095 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 | 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 104 distinct values.
- Mean = 0.492902
- Std.dev = 4.31808
- 16924 items above graph maximum of 1
- 1649 items have value -3 (Prefer not to answer)
- 10825 items have value -1 (Do not know)
|
4 Instances
Instance 0 : Initial assessment visit (2006-2010) at which participants were recruited and consent given
462,747 participants, 462,747 items
| Maximum | 168 |
| 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 103 distinct values.
- Mean = 0.540662
- Std.dev = 4.51636
- 16058 items above graph maximum of 1
- 1594 items have value -3 (Prefer not to answer)
- 9932 items have value -1 (Do not know)
|
Instance 1 : First repeat assessment visit (2012-13)
19,687 participants, 19,687 items
| Maximum | 168 |
| 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 39 distinct values.
- Mean = 0.249794
- Std.dev = 3.24884
- 302 items above graph maximum of 1
- 14 items have value -3 (Prefer not to answer)
- 249 items have value -1 (Do not know)
|
Instance 2 : Imaging visit (2014+)
47,632 participants, 47,632 items
| Maximum | 168 |
| 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 40 distinct values.
- Mean = 0.157843
- Std.dev = 2.35066
- 526 items above graph maximum of 1
- 41 items have value -3 (Prefer not to answer)
- 595 items have value -1 (Do not know)
|
Instance 3 : First repeat imaging visit (2019+)
3,668 participants, 3,668 items
| Maximum | 168 |
| 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 17 distinct values.
- Mean = 0.193976
- Std.dev = 3.44955
- 38 items above graph maximum of 1
- 49 items have value -1 (Do not know)
|
Notes
ACE touchscreen question "At 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 the home environment.
|
Field 1269 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-Fields
| 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 |
0 Tabulations
There are no tabulations involving field 1269.
Registered researchers may, when logged in, request that new analyses be generated and displayed here.
