Description: Have you had or experienced any of the following - Recently coughing up blood of unknown origin? - at age 77 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 | Not mentioned |
| Field ID | Description | Category |
|---|---|---|
| 10913 | Have you had or experienced any of the following - Recently coughing up blood of unknown origin? - at age 77 years | Spirometry |
National Survey of Health and Development 1946 Cohort