Data-Field 2217
Description:Age started wearing glasses or contact lenses
Category:Eyesight - Health and medical history - Touchscreen - Assessment Centre

Participants445,595 Value TypeInteger SexedBoth sexes DebutJan 2012
Item count510,136Item TypeDataInstancesDefined (4)VersionOct 2021
StabilityCompleteStrataPrimaryArrayNoCost Tierd1 o1 s1