| Description: | Refractometry method |
| Category: | Assessment centre ⏵ Eye measures ⏵ Refractometry ⏵ Refractometer 2 |
| Participants | 46,349 | Value Type | Categorical (single) | Sexed | Both sexes | Debut | Dec 2022 | |||
| Item count | 47,229 | Item Type | Data | Instances | Defined (2) | Version | Aug 2025 | |||
| Stability | Accruing | Strata | Primary | Array | No | Cost Tier | o1 s1 |
