Description: f no period in last 12 months, were they stopped by surgery (1999 Self-completion)? - at age 53 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 | Periods stopped by surgery |
| Field ID | Description | Category |
|---|---|---|
| 30331 | f no period in last 12 months, were they stopped by surgery (1999 Self-completion)? - at age 53 years | Menstrual cycle |
National Survey of Health and Development 1946 Cohort