| Description: | What was your age when you had the next heart attack, since postal questionnaire - at age 69 years |
| Category: | Questionnaire data ⏵ Health and medical history ⏵ Medical conditions ⏵ Heart and circulatory conditions |
| Participants | pending | Value Type | Integer, years | Sexed | Both sexes | Debut | Jan 2026 | |||
| Item count | pending | Item Type | Data | Instances | Defined (1) | Version | N/A | |||
| Stability | Complete | Strata | Primary | Array | No | Cost Tier | dX oX sX |
