Data
102,503 items of data are available, covering 102,503 participants.
Some values have special meanings defined by Data-Coding
691.
| Maximum | 2023-07-11 |
| Decile 9 | 2022-09-08 |
| Decile 8 | 2022-07-08 |
| Decile 7 | 2022-06-06 |
| Decile 6 | 2022-04-10 |
| Median | 2022-03-15 |
| Decile 4 | 2022-02-01 |
| Decile 3 | 2021-11-07 |
| Decile 2 | 2021-03-01 |
| Decile 1 | 2020-03-28 |
| Minimum | 2019-11-01 |
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- There are 1221 distinct values.
- Mean = 2021-11-22
- 220 items have value 1910-01-01 (Prefer not to answer)
- 7011 items have value 1920-01-01 (Do not know)
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Notes
Mental Well-being online question: "When do you think you first had or might have had COVID-19 (please tell us the date that you first had symptoms that you believe to have been caused by COVID-19)? If you do not remember exactly, please provide your best estimate."
Question was asked when Field 29156 was >0 or I do not know how many times I have had COVID-19
Coding 691 defines 2 special values:
- 1910-01-01 represents "Prefer not to answer"
- 1920-01-01 represents "Do not know"
