Data
31,882 items of data are available, covering 28,594 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 years.
| Maximum | 84 |
| Decile 9 | 65 |
| Decile 8 | 61 |
| Decile 7 | 59 |
| Decile 6 | 57 |
| Median | 55 |
| Decile 4 | 52 |
| Decile 3 | 49 |
| Decile 2 | 45 |
| Decile 1 | 38 |
| Minimum | 1 |
|
|
- There are 84 distinct values.
- Mean = 51.91
- Std.dev = 12.7404
- 50 items have value -3 (Prefer not to answer)
- 883 items have value -1 (Do not know)
|
4 Instances
Instance 0 : Initial assessment visit (2006-2010) at which participants were recruited and consent given
25,272 participants, 25,272 items
| Maximum | 70 |
| Decile 9 | 63 |
| Decile 8 | 60 |
| Decile 7 | 58 |
| Decile 6 | 56 |
| Median | 54 |
| Decile 4 | 51 |
| Decile 3 | 48 |
| Decile 2 | 44 |
| Decile 1 | 36 |
| Minimum | 1 |
|
|
- There are 70 distinct values.
- Mean = 50.9638
- Std.dev = 12.5936
- 38 items have value -3 (Prefer not to answer)
- 652 items have value -1 (Do not know)
|
Instance 1 : First repeat assessment visit (2012-13)
1,128 participants, 1,128 items
| Maximum | 74 |
| Decile 9 | 66 |
| Decile 8 | 64 |
| Decile 7 | 61 |
| Decile 6 | 59 |
| Median | 56 |
| Decile 4 | 54 |
| Decile 3 | 51 |
| Decile 2 | 48 |
| Decile 1 | 40 |
| Minimum | 1 |
|
|
- There are 69 distinct values.
- Mean = 54.2579
- Std.dev = 11.896
- 1 items have value -3 (Prefer not to answer)
- 26 items have value -1 (Do not know)
|
Instance 2 : Imaging visit (2014+)
4,988 participants, 4,988 items
| Maximum | 84 |
| Decile 9 | 70 |
| Decile 8 | 65 |
| Decile 7 | 62 |
| Decile 6 | 60 |
| Median | 58 |
| Decile 4 | 55 |
| Decile 3 | 51 |
| Decile 2 | 48 |
| Decile 1 | 41 |
| Minimum | 1 |
|
|
- There are 84 distinct values.
- Mean = 55.7156
- Std.dev = 12.8447
- 11 items have value -3 (Prefer not to answer)
- 191 items have value -1 (Do not know)
|
Instance 3 : First repeat imaging visit (2019+)
494 participants, 494 items
| Maximum | 83 |
| Decile 9 | 70 |
| Decile 8 | 67 |
| Decile 7 | 63 |
| Decile 6 | 60 |
| Median | 58 |
| Decile 4 | 55 |
| Decile 3 | 52 |
| Decile 2 | 50 |
| Decile 1 | 44 |
| Minimum | 3 |
|
|
- There are 60 distinct values.
- Mean = 57.0375
- Std.dev = 12.0339
- 14 items have value -1 (Do not know)
|
Notes
ACE touchscreen question "What was your age when the diabetes was first diagnosed?"
The following checks were performed:
- If answer < 0 then rejected
- If answer > Participants age then rejected
- If answer < 10 then participant asked to confirm
- If answer > 69 then participant asked to confirm
If the participant activated the Help button they were shown the message:
If you are unsure, please provide an estimate or select Do not know.
|
Field 2976 was collected from men who indicated that a doctor had told them they have diabetes, as defined by their answers to Field 2443 and all women except those who indicated they had diabetes only during pregnancy, as defined by their answers to Field 2443
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 |
|---|
| 2443 | Diabetes diagnosed by doctor | Field 2443 affects who was asked to answer Current Field |
| 4041 | Gestational diabetes only | Field 4041 affects who was asked to answer Current Field |
