Rates of traumatic exposure in the COGA prospective sample have been described previously.56,59 When considering trauma experienced before 10 years (Table 1), 26.6% reported experiencing at least 1 type of trauma; 16.6% reported experiencing non-assaultive trauma, 4.5% reported experiencing assaultive trauma, and 6.6% reported experiencing sexual assault. Non-sexual assaultive trauma was more common for male subjects (p < .05), whereas sexual assaultive trauma was more common for female subjects (p < .05). Non-assaultive trauma exposure was higher for African-American than for white participants (p < .05).