Previous trauma exposure

How are personal characteristics related to risk of PTSD?

Personal characteristics, such as having previous trauma exposures, can influence one’s degree of risk for developing PTSD following a new trauma exposure. How such personal characteristics may affect the development of PTSD would be influenced by other personal characteristics as well as differences in the trauma experience itself.

What is the evidence regarding having multiple trauma exposures and risk for PTSD?

Moderate to high quality evidence found small to medium-sized associations between having a history of trauma or a history of PTSD and increased PTSD symptoms following childbirth.

High quality evidence found a small association between having a trauma history and having PTSD symptoms in people exposed to workplace secondary trauma.

Moderate quality evidence found a small association between having prior trauma exposure and increased risk of PTSD following exposure to an earthquake.

Moderate to high quality evidence found a small association between increased negative life events and more PTSD symptoms following any trauma in children and adolescents.

August 2021

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Last updated at: 5:24 am, 30th July 2021
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Fact Sheet Technical Commentary

NeuRA Libraries

Title Colour Legend:
Green - Topic summary is available.
Orange - Topic summary is being compiled.
Red - Topic summary has no current systematic review available.