Data-Field 20137
Description:When symbol digit substitution test completed
Category:Online follow-upCognitive function onlineSymbol digit substitution
Communication and participation in extension studies + Cognitive function

Participants208,324 Value TypeTime SexedBoth sexes DebutJul 2015
Item count297,400Item TypeDataInstancesDefined (2)VersionAug 2023
StabilityCompleteStrataPrimaryArrayNoCost Tierd1 o1 s1