Descriptive statistics and correlations among the study variables are displayed in Table 1. For both girls and boys, maternal problem drinking was negatively correlated with adolescent-mother communication and family cohesion. Maternal problem drinking also was positively related to drug use and rule breaking behavior in girls and to alcohol use in boys. Paternal problem drinking was negatively associated with adolescent-father communication and family cohesion for both girls and boys. Further, paternal problem drinking was negatively correlated with adolescent-mother communication, but only for girls. For boys, there was a positive relationship between paternal problem drinking and alcohol and drug use. For girls, adolescent-mother communication, adolescent-father communication, and family cohesion were negatively related to alcohol use. For boys, only adolescent-mother communication was related to aggressive behavior.