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

Participants120,143 Value TypeTime SexedBoth sexes DebutJul 2015
Item count120,143Item TypeDataInstancesSingularVersionAug 2015
StabilityCompleteStrataPrimaryArrayNoCost Tierd1 o1 s1