Data
624,074 items of data are available, covering 501,304 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 days/week.
| Maximum | 7 |
| Decile 9 | 5 |
| Decile 8 | 3 |
| Decile 7 | 3 |
| Decile 6 | 2 |
| Median | 1 |
| Decile 4 | 1 |
| Decile 3 | 0 |
| Decile 2 | 0 |
| Decile 1 | 0 |
| Minimum | 0 |
|
|
- There are 8 distinct values.
- Mean = 1.86593
- Std.dev = 1.95403
- 4455 items have value -3 (Prefer not to answer)
- 25081 items have value -1 (Do not know)
|
4 Instances
Instance 0 : Initial assessment visit (2006-2010) at which participants were recruited and consent given
501,271 participants, 501,271 items
| Maximum | 7 |
| Decile 9 | 5 |
| Decile 8 | 3 |
| Decile 7 | 3 |
| Decile 6 | 2 |
| Median | 1 |
| Decile 4 | 1 |
| Decile 3 | 0 |
| Decile 2 | 0 |
| Decile 1 | 0 |
| Minimum | 0 |
|
|
- There are 8 distinct values.
- Mean = 1.83865
- Std.dev = 1.95922
- 4113 items have value -3 (Prefer not to answer)
- 22574 items have value -1 (Do not know)
|
Instance 1 : First repeat assessment visit (2012-13)
20,328 participants, 20,328 items
| Maximum | 7 |
| Decile 9 | 5 |
| Decile 8 | 3 |
| Decile 7 | 3 |
| Decile 6 | 2 |
| Median | 1 |
| Decile 4 | 1 |
| Decile 3 | 0 |
| Decile 2 | 0 |
| Decile 1 | 0 |
| Minimum | 0 |
|
|
- There are 8 distinct values.
- Mean = 1.8242
- Std.dev = 1.86262
- 49 items have value -3 (Prefer not to answer)
- 404 items have value -1 (Do not know)
|
Instance 2 : Imaging visit (2014+)
89,817 participants, 89,817 items
| Maximum | 7 |
| Decile 9 | 5 |
| Decile 8 | 4 |
| Decile 7 | 3 |
| Decile 6 | 2 |
| Median | 2 |
| Decile 4 | 1 |
| Decile 3 | 0 |
| Decile 2 | 0 |
| Decile 1 | 0 |
| Minimum | 0 |
|
|
- There are 8 distinct values.
- Mean = 2.00342
- Std.dev = 1.94142
- 270 items have value -3 (Prefer not to answer)
- 1877 items have value -1 (Do not know)
|
Instance 3 : First repeat imaging visit (2019+)
12,658 participants, 12,658 items
| Maximum | 7 |
| Decile 9 | 5 |
| Decile 8 | 4 |
| Decile 7 | 3 |
| Decile 6 | 2 |
| Median | 2 |
| Decile 4 | 1 |
| Decile 3 | 0 |
| Decile 2 | 0 |
| Decile 1 | 0 |
| Minimum | 0 |
|
|
- There are 8 distinct values.
- Mean = 2.00435
- Std.dev = 1.93978
- 23 items have value -3 (Prefer not to answer)
- 226 items have value -1 (Do not know)
|
Notes
ACE touchscreen question "In a typical WEEK, how many days did you do 10 minutes or more of vigorous physical activity? (These are activities that make you sweat or breathe hard such as fast cycling, aerobics, heavy lifting)"
The following checks were performed:
- If answer < 0 then rejected
- If answer > 7 then rejected
If the participant activated the Help button they were shown the message:
Count the number of days in a week that you do vigorous physical activities for
at least 10 minutes continuously at a time. Remember to include activities that
you do for work, leisure, travel and around the house.
|
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 |
|---|
| 914 | Duration of vigorous activity | Current Field determined who was asked Field 914 |
