Associations between trauma exposure and irritability within the family unit: a network approach
Grace Cotter1,2, Kristina Morreale1,3, Amanda Valdegas4
1Yale School of Medicine, Yale Child Study Center, New Haven, CT, USA.
Insights
Pediatric irritability in children is linked to trauma exposure and caregiver psychopathology. Addressing family trauma and violence may help reduce irritability in children.
Area of Science:
- Child and Adolescent Psychiatry
- Trauma Studies
- Mental Health Research
Background:
- Pediatric irritability is a common symptom with unclear causes.
- Trauma exposure is a potential contributor to irritability, but research is limited.
- This study investigates irritability in trauma-exposed children and its family context.
Purpose of the Study:
- Examine the prevalence of irritability in children with trauma exposure.
- Identify factors differentiating irritable from non-irritable trauma-exposed children.
- Utilize network analysis to understand associations between irritability and family trauma.
Main Methods:
- Included 676 children and their parents from a psychotherapy intervention program.
- Assessed child trauma exposure, PTSD symptoms, and irritability via self- and caregiver-report.
- Collected parent self-reports on childhood/adulthood trauma, PTSD, irritability, psychopathology, and intimate partner violence (IPV).
Main Results:
- 16-17% of children showed irritability based on reports.
- Irritable children had higher trauma exposure, interpersonal violence, abuse, and PTSD severity.
- Caregivers of irritable children, especially mothers, had more trauma histories, IPV, and psychopathology.
- Network analysis linked child irritability to PTSD severity, parental IPV (psychological), and parental psychopathology.
Conclusions:
- Provides evidence linking pediatric irritability to trauma exposure.
- Suggests considering trauma histories in diagnosing and treating irritability.
- Recommends interventions for caregiver trauma, IPV, and psychopathology to reduce pediatric irritability.
Background:
Pediatric irritability is a pervasive psychiatric symptom, yet its etiology remains elusive. While trauma exposure may contribute to the development of irritability, empirical research is limited. This study examined the prevalence of irritability among trauma-exposed children, identified factors that differentiate trauma-exposed children with and without irritability, and employed a network analysis to uncover associations between irritability and trauma exposure in the family unit.
Methods:
Sample included 676 children (56.3% male, mean age = 9.67 ± 3.7 years) and their parents referred by the Connecticut Department of Children and Families to Fathers for Change - a psychotherapy intervention designed to reduce intimate partner violence (IPV) and child maltreatment. Child's trauma exposure, post-traumatic stress disorder (PTSD) symptoms, and irritability were assessed pre-intervention using self- and caregiver-report. Parents self-reported their childhood and adulthood trauma exposures, PTSD symptoms, irritability, psychopathology, and IPV.
Results:
Across caregiver- and child-reports, 16%-17% of children exhibited irritability. Irritable children experienced greater trauma exposure, interpersonal violence, emotional abuse, and PTSD severity. They had caregivers, particularly mothers, with greater trauma histories, IPV, and psychopathology. Network analysis revealed 10 nodes directly correlated to child's irritability including child's PTSD severity, parental IPV (specifically psychological violence), and parental psychopathology.
Conclusions:
Results provide initial empirical evidence that pediatric irritability is linked to trauma exposure, suggesting trauma histories be considered in the diagnosis and treatment of irritability. Interventions addressing caregiver trauma, IPV, and psychopathology may ameliorate pediatric irritability. Future studies could benefit from adopting network approaches with longitudinal or time series data to elucidate causality and points of intervention.
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