The SAS System

Variable Name Variable Label
KEY Subject's ID
FAMKEY Family ID
SEX Sex:M=male,F=female
PROBAND Proband?:0=no,1=yes
DECEASED Deceased?:0=no,1=yes
TWIN Twin status: M=MZ,D=DZ.otherwise blank
Y_O_B Year of birth
INTV_DT Date of interview
AGE Age at assessmnt or,if deceased,at death
TPQ_NS TPQ Novelty Seeking score
TPQ_HA TPQ Harm Avoidance score
TPQ_RD TPQ Reward Dependence score
SSV_TOT Zuckerman Sensation Seeking Scale score
MAOTRYP MAO activity
ALDX1 Alcohol Dependence, DSM-III-R + Feighner
ALDX1AO Age at onset, DSM-III-R alc dependence
ALDX2 Alcohol Dependence, DSM-IV
ALDX2AO Age at onset, DSM-IV alc dependence
ALDX3 Alcohol Dependence, ICD-10
ALDX3AO Age at onset, ICD-10 alc dependence
ETHNCTY Ethnicity (self-reported)
MOTHKEY Mother's ID
FATHKEY Father's ID
RUTGERS Cell repository ID