Name: lastperiod
Description: Date of last period - status - at age 60-64 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. |
Data-Coding 22041
Name: lastperiod
Name: lastperiod
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3 Categories
| Coding | Meaning |
|---|---|
| 1 | Date complete |
| 2 | Month unknown, year filled in |
| 3 | Month unknown and year is missing |
1 Data-Field
| Field ID | Description | Category |
|---|---|---|
| 22041 | Date of last period - status - at age 60-64 years | Menstrual cycle |
National Survey of Health and Development 1946 Cohort