| Description: | Sex |
| Category: | Population characteristics ⏵ Baseline characteristics |
| Socio-demographics + Primary demographics |
| Participants | 501,938 | Value Type | Categorical (single) | Sexed | Both sexes | Debut | Jan 2012 | |||
| Item count | 501,938 | Item Type | Data | Instances | Singular | Version | Aug 2025 | |||
| Stability | Complete | Strata | Primary | Array | No | Cost Tier | o1 s1 |
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Acquired from central registry at recruitment, but in some cases updated by the participant. Hence this field may contain a mixture of the sex the NHS had recorded for the participant and self-reported sex.
| Field ID | Description | Relationship |
|---|---|---|
| 22001 | Genetic sex | Field 22001 is the genetic sex of the participant as opposed to the sex obtained from central registry at recruitment (which was updated if the participant reported this was incorrect) Current Field |
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