Table 5. . Third generation participant characteristics and recruitment source (n = 441).

Age at DNA collection
– MEAN	13.4
– SD	5.6
Gender
– Male	221
– Female	220
Socioeconomic status†
– Mean	41.0
– SD	11.8
Recruited risk status
– High risk	246
– Low risk	195
Study offspring from:
– Male adult AD proband pair	227
– Female adult AD proband pair	214

^†SES for the parents at the time of first evaluation was available for n = 440.

AD: Alcohol dependence.