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Panic Disorder01:27

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Panic disorder is an anxiety disorder characterized by recurrent and sudden minutes-long episodes of intense fear, known as panic attacks. These attacks may feel like heart attacks and often happen without warning or a specific cause. They can include symptoms such as rapid heart rate, shortness of breath, chest pain, trembling, sweating, dizziness, and a sense of helplessness. During a panic attack, individuals may feel as though they are experiencing a heart attack or are in a...
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Does fear reactivity during exposure predict panic symptom reduction?

Alicia E Meuret1, Anke Seidel, Benjamin Rosenfield

  • 1Department of Psychology, Southern Methodist University, Dallas, TX 72505, USA. ameuret@smu.edu

Journal of Consulting and Clinical Psychology
|April 11, 2012
PubMed
Summary
This summary is machine-generated.

Fear reactivity during exposure therapy weakly predicts treatment success. Increased anxiety during sessions was linked to poorer outcomes, but physiological measures and symptom reduction did not predict success.

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Area of Science:

  • Psychology
  • Clinical Psychology
  • Psychotherapy Research

Background:

  • Fear reactivity during exposure therapy is often used to gauge learning and treatment effectiveness.
  • Multimodal indicators and advanced analytical designs are needed to better understand this relationship.

Purpose of the Study:

  • To assess the predictive value of fear reactivity during exposure using multimodal indicators.
  • To investigate if treatment condition (cognitive training vs. respiratory skill training) moderates fear reactivity and therapeutic outcome.

Main Methods:

  • Thirty-four patients with panic disorder and agoraphobia underwent 123 in-vivo exposure sessions.
  • Cardiorespiratory physiology (heart rate, PCO2, respiration rate) and experiential symptoms (panic, anxiety) were assessed during sessions.
  • Weekly assessments included panic cognitions, avoidance, and functioning.

Main Results:

  • Panic symptoms significantly decreased in both treatment groups.
  • While significant physiological and experiential reactivity occurred during exposure, greater within-session anxiety activation inversely predicted symptom improvement.
  • Neither physiological activation nor symptom reduction predicted treatment outcomes.

Conclusions:

  • Fear activation and reduction during exposure are weak predictors of corrective learning and fear extinction.
  • Findings suggest limitations in using fear reactivity as a sole indicator of therapeutic progress in exposure therapy.