| Description: | When was your last period (1999 Self-completion)? (Include current period if bleeding now) - month - at age 53 years |
| Category: | Specialist questionnaire data ⏵ Womens health questionnaire ⏵ Menstrual cycle |
| Participants | 652 | Value Type | Categorical (single) | Sexed | Both sexes | Debut | Jan 2026 | |||
| Item count | 652 | Item Type | Data | Instances | Defined (1) | Version | N/A | |||
| Stability | Complete | Strata | Primary | Array | No | Cost Tier | dX oX sX |
