Preventive intervention for trauma reactions in young injured children: results of a multi-site randomised controlled

Ann-Christin Haag1,2, Markus A Landolt1,3, Justin A Kenardy4

  • 1Department of Psychosomatics and Psychiatry, and Children's Research Centre, University Children's Hospital Zurich, Zurich, Switzerland.

Insights

A new intervention helps young children recover faster from posttraumatic stress symptoms (PTSS) after injury. This study shows a targeted therapy significantly reduces PTSS severity and improves outcomes for children at high risk.

Area of Science:

  • Pediatric Psychology
  • Trauma and Injury Research
  • Clinical Psychology

Background:

  • Young children are highly vulnerable to injury and subsequent posttraumatic stress disorder (PTSD), with 10-25% developing the condition.
  • Currently, no empirically supported preventive interventions exist to mitigate PTSD risk in young injured children.
  • This study addresses the critical need for effective early interventions to prevent psychological distress in pediatric trauma survivors.

Purpose of the Study:

  • To evaluate the efficacy of a standardized, targeted preventive intervention for posttraumatic stress symptoms (PTSS) in young children (1-6 years) following injury.
  • To determine if the intervention accelerates recovery and reduces the incidence of PTSD diagnosis, functional impairment, and behavioral difficulties.

Main Methods:

  • A multi-site, parallel-group, superiority randomized controlled trial (RCT) was conducted in Australia and Switzerland.
  • High-risk injured children (1-6 years) were randomized to a 2-session CBT-based intervention or treatment-as-usual (TAU).
  • Primary outcomes included PTSS severity, PTSD diagnosis, functional impairment, and behavioral difficulties assessed at 3 and 6 months post-injury.

Main Results:

  • The intervention group (n=62) showed a significant effect on PTSS severity over time compared to the TAU group (n=71).
  • At 3 months, children receiving the intervention exhibited an accelerated reduction in PTSS severity scores (mean difference -6.97).
  • Significant treatment effects were also observed for PTSD diagnosis, functional impairment, and behavioral difficulties in the intervention group.

Conclusions:

  • This multi-site RCT provides promising preliminary evidence for the efficacy of a targeted preventive intervention in young injured children.
  • The intervention effectively accelerates recovery from PTSS and improves psychological outcomes in high-risk pediatric trauma survivors.
  • Findings have significant clinical implications for early psychological support for young children and their parents post-trauma.
Abstract

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