These include:

• ever had a learning disability (LEARNDEV, 1988, 1997-2009)

• age when first noticed learning disability: time period (LERNDAGETP)

• age when first noticed learning disability: number of units (LERNDAGENO)

• ever received treatment or counseling for learning disability (LERNDTRETEV)

• received treatment or counseling in the last 12 months (LERNDTRETYR)

• times saw doctor or counselor for learning disability in the last 12 months (LERNDTRETYRX)

• attended special classes or school for the disability (LERNDCLASSYR)

• missed any school time due to learning disability (LERNDMISSYR)

• took medicine for the learning disability (LERNDMEDYR)