Data
86,060 items of data are available, covering 74,577 participants.
Some values have special meanings defined by Data-Coding
100569.
Defined-instances run from 0 to 3, labelled using Instancing
2.
Units of measurement are years.
| Maximum | 40 |
| Decile 9 | 6 |
| Decile 8 | 5 |
| Decile 7 | 3 |
| Decile 6 | 3 |
| Median | 2 |
| Decile 4 | 2 |
| Decile 3 | 1 |
| Decile 2 | 1 |
| Decile 1 | 1 |
| Minimum | 0 |
|
|
- There are 32 distinct values.
- Mean = 2.95791
- Std.dev = 2.81265
- 1156 items above graph maximum of 11
- 20861 items have value -10 (Less than a year ago)
- 12 items have value -3 (Prefer not to answer)
- 2484 items have value -1 (Do not know)
|
4 Instances
Instance 0 : Initial assessment visit (2006-2010) at which participants were recruited and consent given
66,144 participants, 66,144 items
| Maximum | 35 |
| Decile 9 | 6 |
| Decile 8 | 4 |
| Decile 7 | 3 |
| Decile 6 | 2 |
| Median | 2 |
| Decile 4 | 2 |
| Decile 3 | 1 |
| Decile 2 | 1 |
| Decile 1 | 1 |
| Minimum | 0 |
|
|
- There are 29 distinct values.
- Mean = 2.81883
- Std.dev = 2.52573
- 596 items above graph maximum of 11
- 15522 items have value -10 (Less than a year ago)
- 9 items have value -3 (Prefer not to answer)
- 1824 items have value -1 (Do not know)
|
Instance 1 : First repeat assessment visit (2012-13)
4,006 participants, 4,006 items
| Maximum | 35 |
| Decile 9 | 7 |
| Decile 8 | 5 |
| Decile 7 | 4 |
| Decile 6 | 3 |
| Median | 2 |
| Decile 4 | 2 |
| Decile 3 | 1 |
| Decile 2 | 1 |
| Decile 1 | 1 |
| Minimum | 0 |
|
|
- There are 22 distinct values.
- Mean = 3.14019
- Std.dev = 2.91373
- 30 items above graph maximum of 13
- 1066 items have value -10 (Less than a year ago)
- 151 items have value -1 (Do not know)
|
Instance 2 : Imaging visit (2014+)
14,690 participants, 14,690 items
| Maximum | 40 |
| Decile 9 | 8 |
| Decile 8 | 5 |
| Decile 7 | 4 |
| Decile 6 | 3 |
| Median | 2 |
| Decile 4 | 2 |
| Decile 3 | 1 |
| Decile 2 | 1 |
| Decile 1 | 1 |
| Minimum | 0 |
|
|
- There are 29 distinct values.
- Mean = 3.50752
- Std.dev = 3.74029
- 158 items above graph maximum of 15
- 3974 items have value -10 (Less than a year ago)
- 3 items have value -3 (Prefer not to answer)
- 475 items have value -1 (Do not know)
|
Instance 3 : First repeat imaging visit (2019+)
1,220 participants, 1,220 items
| Maximum | 25 |
| Decile 9 | 10 |
| Decile 8 | 5 |
| Decile 7 | 4 |
| Decile 6 | 3 |
| Median | 2 |
| Decile 4 | 2 |
| Decile 3 | 1 |
| Decile 2 | 1 |
| Decile 1 | 1 |
| Minimum | 0 |
|
|
- There are 22 distinct values.
- Mean = 3.69109
- Std.dev = 3.871
- 12 items above graph maximum of 19
- 299 items have value -10 (Less than a year ago)
- 34 items have value -1 (Do not know)
|
Notes
ACE touchscreen question "How many years ago was your last test?"
The following checks were performed:
- If answer < 0 then rejected
- If answer > Participants age - 15 years then rejected
- If answer > 20 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 3809 was collected from men who indicated that they have had a blood test for prostate cancer, as defined by their answers to Field 2365
Coding 100569 defines 3 special values:
- -10 represents "Less than a year ago"
- -1 represents "Do not know"
- -3 represents "Prefer not to answer"
1 Related Data-Field
| Field ID | Description | Relationship |
|---|
| 2365 | Ever had prostate specific antigen ( ... | Current Field was collected from men who indicated that they have had a blood test for prostate cancer, as defined by their answers to Field 2365 |
