: Data-Field 3773

Data-Field 3773

Description:	Knee pain for 3+ months
Category:	Assessment centre ⏵ Touchscreen ⏵ Health and medical history ⏵ Pain
	Health outcomes + Self-reported medical conditions

Participants

124,816

Categorical (single)

Both sexes

Jan 2012

136,705

Data

Defined (4)

Aug 2025

Complete

Primary

o1 s1

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Data

136,705 items of data are available, covering 124,816 participants, encoded using Data-Coding 100349.
Defined-instances run from 0 to 3, labelled using Instancing 2.

Graph illustrating main data

4 Instances

Instance 0 : Initial assessment visit (2006-2010) at which participants were recruited and consent given
108,068 participants, 108,068 items
Graph illustrating main data

Instance 1 : First repeat assessment visit (2012-13)
3,939 participants, 3,939 items
Graph illustrating main data

Instance 2 : Imaging visit (2014+)
20,305 participants, 20,305 items
Graph illustrating main data

Instance 3 : First repeat imaging visit (2019+)
4,393 participants, 4,393 items
Graph illustrating main data

Notes

ACE touchscreen question "Have you had knee pains for more than 3 months?"

Field 3773 was collected from participants who indicated that in the last month they experienced knee pain that interfered with their usual activities, as defined by their answers to Field 6159

1 Related Data-Field

Field ID	Description	Relationship
6159	Pain type(s) experienced in last month	Current Field was collected from participants who indicated that in the last month they experienced knee pain that interfered with their usual activities, as defined by their answers to Field 6159

2 Resources

Preview	Name	Res ID
	Screenshot from touchscreen questionnaire used to capture field 3773	100533
	Touchscreen questionnaire ordering, validation and dependencies	113241

4 Applications

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.
1144	Epidemiology of chronic pain
17435	Exploring the genetics of irritable bowel syndrome: the ?bellygenes? initiative (project approved by bbmri-lpc)
18219	Genetic and epidemiological analyses of low back pain

Enabling scientific discoveries that improve human health