The posttraumatic stress disorder (PTSD) prevalence rates of U.S. veterans returning home from the war in Vietnam was directly related to their

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Studies have consistently shown that the prevalence rates of PTSD in veterans returning home from the war in Vietnam were closely related to the amount of combat exposure they experienced. This includes exposure to direct combat, witnessing traumatic events, and experiencing prolonged periods of stress and danger. Other factors, such as drug addiction, separation from family, and youth and inexperience, may also have contributed to PTSD rates, but combat exposure was the most significant factor.

The Posttraumatic Stress Disorder (PTSD) Prevalence Rates of U