| Description: | OCT: central subfield thickness (right) | 
| Category: | Assessment centre ⏵ Eye measures ⏵ Retinal optical coherence tomography ⏵ Retinal grading derived OCT | 
| Participants | 67,829 | Value Type | Integer, micrometres | Sexed | Both sexes | Debut | Aug 2025 | |||
| Item count | 67,829 | Item Type | Data | Instances | Defined (1) | Version | Aug 2025 | |||
| Stability | Complete | Strata | Derived | Array | No | Cost Tier | o1 s1 | 

