Data-Field 2217
Description:Age started wearing glasses or contact lenses
Category:EyesightHealth and medical historyTouchscreenAssessment Centre

Participants446,351 Value TypeInteger SexedBoth sexes DebutJan 2012
Item count516,327Item TypeDataInstancesDefined (4)VersionJul 2022
StabilityCompleteStrataPrimaryArrayNoCost Tierd1 o1 s1