You are more likely to develop PTSD if you have been directly exposed to the trauma, seriously hurt, the trauma was long-lasting or very severe, believed you were in extreme danger or were going to die, had a severe reaction such shaking, vomiting or feeling separated from your surroundings and felt helpless.

Other factors contributing to the likelihood of developing PTSD include an earlier life-threatening event or trauma, mental health problems or family history of mental health problems, little support from family and friends, exposure to other stressful life changes, abuse alcohol as well as being female, poorly educated and young.

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