| Description: | Visual acuity measured (left) |
| Category: | Assessment centre ⏵ Eye measures ⏵ Visual acuity |
| Physical measures |
| Participants | 133,478 | Value Type | Categorical (single) | Sexed | Both sexes | Debut | Jan 2012 | |||
| Item count | 137,731 | Item Type | Data | Instances | Defined (2) | Version | Aug 2025 | |||
| Stability | Complete | Strata | Primary | Array | No | Cost Tier | o1 s1 |




