Data-Field 5155
Description:3mm asymmetry index for irregular astigmatism level (left)
Category:Assessment centreEye measuresRefractometryRefractometer 1
Physical measures

Participants121,660 Value TypeCategorical (single) SexedBoth sexes DebutJan 2012
Item count364,464Item TypeDataInstancesDefined (2)VersionJan 2012
StabilityCompleteStrataPrimaryArrayYes (6)Cost Tierd1 o1 s1