| Description: | Optical-coherence tomography device ID |
| Category: | Assessment centre ⏵ Eye measures ⏵ Retinal optical coherence tomography |
| Physical measures |
| Participants | 148,622 | Value Type | Text | Sexed | Both sexes | Debut | Jan 2012 | |||
| Item count | 157,822 | Item Type | Data | Instances | Defined (4) | Version | Aug 2025 | |||
| Stability | Complete | Strata | Auxiliary | Array | No | Cost Tier | o1 s1 |
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Average length is 4.5 characters, longest is 7.
Instance 1 : First repeat assessment visit (2012-13)
20,307 participants, 20,307 items
Too few values for statistical summary.
Instance 2 : Imaging visit (2014+)
4,182 participants, 4,182 items
Too few values for statistical summary.
Instance 3 : First repeat imaging visit (2019+)
15,601 participants, 15,601 items
Too few values for statistical summary.
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