Description: If 999 at any standing blood pressure readings - at age 77 years
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| Coding can be downloaded here as a tab-separated file. |
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| Coding | Meaning |
|---|---|
| 1 | Yes |
| 2 | No |
| Field ID | Description | Category |
|---|---|---|
| 10621 | If 999 at any standing blood pressure readings - at age 77 years | Blood pressure |
National Survey of Health and Development 1946 Cohort