| Description: | Which eye(s) affected by myopia (short sight) |
| Category: | Assessment centre ⏵ Touchscreen ⏵ Health and medical history ⏵ Eyesight |
| Health outcomes + Self-reported medical conditions |
| Participants | 80,195 | Value Type | Categorical (single) | Sexed | Both sexes | Debut | Jan 2012 | |||
| Item count | 98,826 | Item Type | Data | Instances | Defined (4) | Version | Aug 2025 | |||
| Stability | Complete | Strata | Primary | Array | No | Cost Tier | o1 s1 |
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Instance 1 : First repeat assessment visit (2012-13)
7,914 participants, 7,914 items
Instance 2 : Imaging visit (2014+)
40,227 participants, 40,227 items
Instance 3 : First repeat imaging visit (2019+)
8,270 participants, 8,270 items
Field 5843 was collected from participants who indicated they wear glasses or contact lenses to correct their myopia, as defined by their answers to Field 6147
| Field ID | Description | Relationship |
|---|---|---|
| 6147 | Reason for glasses/contact lenses | Current Field was collected from participants who indicated they wear glasses or contact lenses to correct their myopia, as defined by their answers to Field 6147 |
| Preview | Name | Res ID |
|---|---|---|
 | Screenshot from touchscreen questionnaire used to capture field 5843 | 100516 |
 | Touchscreen questionnaire ordering, validation and dependencies | 113241 |
| Application ID | Title |
|---|---|
| 669 | Distribution and biological, environmental and lifestyle determinants of visual function and of refractive error in adults (aged 40 to 69 years) in the UK. |
| 17435 | Exploring the genetics of irritable bowel syndrome: the ?bellygenes? initiative (project approved by bbmri-lpc) |
Enabling scientific discoveries that improve human health