Data
92,427 items of data are available, covering 77,722 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 | 50 |
| 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 33 distinct values.
- Mean = 2.98859
- Std.dev = 2.92058
- 1365 items above graph maximum of 11
- 22757 items have value -10 (Less than a year ago)
- 14 items have value -3 (Prefer not to answer)
- 2707 items have value -1 (Do not know)
|
4 Instances
Instance 0 : Initial assessment visit (2006-2010) at which participants were recruited and consent given
66,124 participants, 66,124 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 = 2.81862
- Std.dev = 2.52535
- 595 items above graph maximum of 11
- 15516 items have value -10 (Less than a year ago)
- 9 items have value -3 (Prefer not to answer)
- 1823 items have value -1 (Do not know)
|
Instance 1 : First repeat assessment visit (2012-13)
4,004 participants, 4,004 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 = 3.14065
- Std.dev = 2.91445
- 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+)
20,209 participants, 20,209 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 31 distinct values.
- Mean = 3.47665
- Std.dev = 3.81072
- 233 items above graph maximum of 15
- 5599 items have value -10 (Less than a year ago)
- 5 items have value -3 (Prefer not to answer)
- 662 items have value -1 (Do not know)
|
Instance 3 : First repeat imaging visit (2019+)
2,090 participants, 2,090 items
| Maximum | 50 |
| 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 26 distinct values.
- Mean = 3.72419
- Std.dev = 4.42636
- 32 items above graph maximum of 19
- 576 items have value -10 (Less than a year ago)
- 71 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 |
