| Description: | Date of birth |
| Category: | Population characteristics ⏵ Baseline characteristics |
| Participants | 501,938 | Value Type | Date | 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 | oX s1 |
This information is regarded as restricted and will be supplied to researchers only when absolutely necessary.
See the Related Data-Fields tab below for any unrestricted alternatives.
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Data has not been summarised because it is considered sensitive information.
Acquired from central registry, updated by participant.
This data-field will only be made available to researchers in exceptional circumstances. Wherever possible, reasearchers should use Month of Birth (Field 52) and Year of Birth (Field 34) instead.
| Field ID | Description | Relationship |
|---|---|---|
| 40007 | Age at death | Current Field was used to derive the age in Field 40007 |
| 21022 | Age at recruitment | Field 21022 uses the date-of-birth value in Current Field |
| 21003 | Age when attended assessment centre | Field 21003 uses the date-of-birth value in Current Field |
| 52 | Month of birth | Field 52 is the month part of Current Field |
| 34 | Year of birth | Field 34 is the year part of Current Field |
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