| Description: | Reason test concluded |
| Category: | Assessment centre ⏵ Cognitive function ⏵ Broken letter recognition |
| Participants | 49,721 | Value Type | Categorical (single) | Sexed | Both sexes | Debut | Dec 2022 | |||
| Item count | 50,517 | Item Type | Data | Instances | Defined (2) | Version | Aug 2025 | |||
| Stability | Accruing | Strata | Primary | Array | No | Cost Tier | o1 s1 |
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Instance 3 : First repeat imaging visit (2019+)
14,848 participants, 14,848 items
| Preview | Name | Res ID |
|---|---|---|
 | Initial challenge screen | 3012 |
 | Instructions for broken letters test | 10261 |
 | Intermediate challenge screen | 3013 |
| Pub ID | Title | Author(s) | Year | Journal |
|---|---|---|---|---|
| 11839 | The Graded Incomplete Letters Test (GILT): a rapid test to detect cortical visual loss, with UK Biobank implementation | KXX Yong (+8) | 2024 | Behavior Research Methods |
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