The precise burden of psychological trauma and its mental health consequences in Iraq has been difficult to establish. Life time prevalence for all mental disorders screened (Anxiety, Mood, Behavioral and Substance- related Disorders) was 18.8%. The prevalence rates for Anxiety, Mood, Behavioral and Substance-related disorders were 13.8%, 7.5%, 1.8% and 0.9%, respectively. Posttraumatic Stress Disorders (PTSD) was rated as part of Anxiety disorders with a prevalence of only 2.5%. Life time exposure to traumatic events was estimated to be 56%.