Description: So the last spell of at least a year when you were having periods and were not taking oral contraceptives was? - at age 43 years
This is a flat (unstructured) list which uses integers to represent categories or special values.
| Coding can be downloaded here as a tab-separated file. |
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| Coding | Meaning |
|---|---|
| 1 | The last year |
| 2 | More than 1 year ago but less than 3 years |
| 3 | More than 3 years ago |
| Field ID | Description | Category |
|---|---|---|
| 32808 | So the last spell of at least a year when you were having periods and were not taking oral contraceptives was? - at age 43 years | Female-specific factors |
National Survey of Health and Development 1946 Cohort