Description: Derived: Regular medication - Vitamin B group (postal questionnaire) 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. |
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| Coding | Meaning |
|---|---|
| 0 | Does not take this type of drug |
| Field ID | Description | Category |
|---|---|---|
| 7143 | Derived: Regular medication - Vitamin B group (postal questionnaire) at age 60-64 years | Medication derivations at data collection level (cross-sectional) |
National Survey of Health and Development 1946 Cohort