Physiological markers of anxiety are increased in children of abused mothers
2011

Anxiety Markers in Children of Abused Mothers

Sample size: 36 publication 10 minutes Evidence: moderate

Author Information

Author(s): Tanja Jovanovic, Ami Smith, Asante Kamkwalala, James Poole, Tara Samples, Seth D Norrholm, Kerry J Ressler, Bekh Bradley

Primary Institution: Emory University School of Medicine

Hypothesis

Maternal child abuse history would be related to altered startle and autonomic nervous system responses in their children.

Conclusion

Children of mothers with a history of childhood physical and emotional abuse show higher anxiety markers than those whose mothers do not have such a history.

Supporting Evidence

  • Children of mothers with high levels of childhood physical abuse had higher dark-enhanced startle responses.
  • Children of mothers with high levels of emotional abuse showed greater sympathetic nervous system activation.
  • The effects remained significant after accounting for maternal PTSD and depression symptoms.

Takeaway

Kids whose moms were hurt when they were little might get scared more easily and feel more nervous.

Methodology

The study used psychophysiological methods to measure startle responses and heart-rate variability in mother-child pairs.

Potential Biases

Potential reporting bias in maternal assessments of childhood trauma history.

Limitations

The study relied on maternal self-report for child trauma exposure, which may introduce bias.

Participant Demographics

Participants included 36 children (18 male, 18 female) aged 6 to 13 years.

Statistical Information

P-Value

p<0.05

Statistical Significance

p<0.05

Digital Object Identifier (DOI)

10.1111/j.1469-7610.2011.02410.x

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