Use of either treatment or self-help support programs for cocaine dependence was related to a history of MDD, PTSD, ASPD, bipolar disorder, and alcohol dependence (Table 3). Utilization of cocaine dependence treatment specifically was associated with a history of MDD and alcohol dependence. Self-help program attendance was associated with a history of ASPD, bipolar disorder, and alcohol or sedative dependence, as well as African-American ethnicity.