Description: How many times have you consulted a doctor about severe headaches or migraine in the last year - 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 |
|---|---|
| 0 | Zero |
| 1 | One |
| 2 | Two |
| 3 | Three |
| 4 | Four |
| Field ID | Description | Category |
|---|---|---|
| 8264 | How many times have you consulted a doctor about severe headaches or migraine in the last year - at age 43 years | Nervous system conditions |
National Survey of Health and Development 1946 Cohort