Trauma- and Stressor-Related Disorders: Risk for

One in five children under the age of 5 years, three in four adolescents, and nearly every adult has experienced an event or events that would meet the Diagnostic and Statistical Manual of Mental Disorders, Fifth Edition (DSM-5), criteria for a potentially traumatic event—one that could lead to the development of a trauma- or stressor-related disorder, such as acute or posttraumatic stress disorder (PTSD), reactive attachment disorder, disinhibited social engagement disorder, or an adjustment disorder. Importantly, not everyone who is exposed to a potentially traumatic event (hereafter referred to as a traumatic event) goes on to develop stress-related psychological impairment. Thus, the relatively few individuals who go on to develop impairment have the necessary contributing or vulnerability factors for it to emerge. Indeed, research supports ...