Data
538,604 items of data are available, covering 423,529 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 minutes/day.
| 
| Maximum | 1440 |  | Decile 9 | 120 |  | Decile 8 | 90 |  | Decile 7 | 60 |  | Decile 6 | 60 |  | Median | 40 |  | Decile 4 | 30 |  | Decile 3 | 30 |  | Decile 2 | 20 |  | Decile 1 | 15 |  | Minimum | 0 |  |   | 
There are 269 distinct values.Mean = 65.8268Std.dev = 74.354826939 items above graph maximum of 225979 items have value -3 (Prefer not to answer)49498 items have value -1 (Do not know) | 
4 Instances
Instance 0 : Initial assessment visit (2006-2010) at which participants were recruited and consent given
410,579 participants, 410,579 items
| 
| Maximum | 1440 |  | Decile 9 | 150 |  | Decile 8 | 90 |  | Decile 7 | 60 |  | Decile 6 | 60 |  | Median | 40 |  | Decile 4 | 30 |  | Decile 3 | 30 |  | Decile 2 | 20 |  | Decile 1 | 10 |  | Minimum | 0 |  |   | 
There are 253 distinct values.Mean = 66.288Std.dev = 77.265311330 items above graph maximum of 290861 items have value -3 (Prefer not to answer)41714 items have value -1 (Do not know) | 
Instance 1 : First repeat assessment visit (2012-13)
17,629 participants, 17,629 items
| 
| Maximum | 1000 |  | Decile 9 | 120 |  | Decile 8 | 75 |  | Decile 7 | 60 |  | Decile 6 | 60 |  | Median | 30 |  | Decile 4 | 30 |  | Decile 3 | 25 |  | Decile 2 | 20 |  | Decile 1 | 10 |  | Minimum | 0 |  |   | 
There are 92 distinct values.Mean = 58.4087Std.dev = 62.5168607 items above graph maximum of 23012 items have value -3 (Prefer not to answer)1115 items have value -1 (Do not know) | 
Instance 2 : Imaging visit (2014+)
91,350 participants, 91,350 items
| 
| Maximum | 1200 |  | Decile 9 | 120 |  | Decile 8 | 90 |  | Decile 7 | 60 |  | Decile 6 | 60 |  | Median | 45 |  | Decile 4 | 30 |  | Decile 3 | 30 |  | Decile 2 | 20 |  | Decile 1 | 15 |  | Minimum | 0 |  |   | 
There are 160 distinct values.Mean = 65.3724Std.dev = 65.35533739 items above graph maximum of 22589 items have value -3 (Prefer not to answer)5592 items have value -1 (Do not know) | 
Instance 3 : First repeat imaging visit (2019+)
19,046 participants, 19,046 items
| 
| Maximum | 960 |  | Decile 9 | 120 |  | Decile 8 | 90 |  | Decile 7 | 60 |  | Decile 6 | 60 |  | Median | 50 |  | Decile 4 | 30 |  | Decile 3 | 30 |  | Decile 2 | 20 |  | Decile 1 | 15 |  | Minimum | 0 |  |   | 
There are 97 distinct values.Mean = 65.3606Std.dev = 62.5761743 items above graph maximum of 22517 items have value -3 (Prefer not to answer)1077 items have value -1 (Do not know) | 
Notes
ACE touchscreen question "How many minutes did you usually spend doing moderate activities on a typical DAY?"
The following checks were performed:
- If answer < 0 then rejected
- If answer > 1440 then rejected
- If answer < 10 then participant asked to confirm
- If answer > 300 then participant asked to confirm
If the participant activated the Help button they were shown the message:
| If the time you usually spend doing moderate physical activity on each day of the week varies a lot, give an average of the time you spend doing moderate
 physical activity.
 
 | 
Field 894 was collected from participants who indicated that they did moderate physical activities for 10 minutes on at least 1 day per week in the previous 4 weeks, as defined by their answers to question Field 884
Coding 100291 defines 2 special values:
- -1 represents "Do not know"
- -3 represents "Prefer not to answer"
2 Related Data-Fields
| Field ID | Description | Relationship | 
|---|
| 10962 | Duration of moderate physical activi ... | Field 10962 is the pilot-study predecessor of main-study Current Field | 
| 884 | Number of days/week of moderate phys ... | Current Field was collected from participants who indicated that they did moderate physical activities for 10 minutes on at least 1 day per week in the previous 4 weeks, as defined by their answers to questi |