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Related Concept Videos

Panic Disorder01:27

Panic Disorder

184
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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Psychological Responses to Stress01:20

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Psychological responses to stress encompass the various cognitive and emotional reactions individuals experience when faced with challenging or threatening situations, such as a job loss. Prolonged exposure to stressors can disturb emotional balance, increasing negative emotions (e.g., anxiety and sadness) and diminishing positive emotions (e.g., joy and satisfaction). These persistent emotional shifts are associated with an increased risk of both physical illness and mental health issues, such...
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Use of a Psychophysiological Script-driven Imagery Experiment to Study Trauma-related Dissociation in Borderline Personality Disorder
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Experimental Study on Panic during Simulated Fire Evacuation Using Psycho- and Physiological Metrics.

Kaifeng Deng1, Meng Li1, Guanning Wang1

  • 1Department of Engineering Physics, Institute of Public Safety Research, Tsinghua University, Beijing 100084, China.

International Journal of Environmental Research and Public Health
|June 10, 2022
PubMed
Summary

Fire evacuation panic stems from unawareness of the situation and the intensity of visual stimuli. Understanding these factors is key to improving safety during emergencies.

Keywords:
eye movementfire evacuationhaemodynamicspanicpublic safetystatistical analysis

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Area of Science:

  • Psychology
  • Neuroscience
  • Emergency Management

Background:

  • Panic during fire evacuations introduces uncertainty and unpredictability.
  • A comprehensive understanding of the mechanisms driving panic is crucial for effective emergency response.

Purpose of the Study:

  • To investigate the underlying mechanisms of fire evacuation panic.
  • To analyze psycho- and physiological indicators associated with panic during simulated fire evacuations.

Main Methods:

  • Participants observed a simulated train station with varying stimuli.
  • Collected eye movement and brain hemodynamic responses (e.g., pupil dilation, fixation/saccade ratios, gaze entropy, brain activation coefficients).
  • Administered post-simulation questionnaires and interviews to assess emotional states.

Main Results:

  • Fire evacuation panic comprises two primary elements: situational unawareness and visual stimulation intensity.
  • Reduced situational awareness correlates with increased panic levels.
  • Higher perceived fire severity intensifies panic.

Conclusions:

  • Panic in fire evacuations is influenced by cognitive (awareness) and sensory (visual stimulation) factors.
  • Interventions aimed at improving situational awareness and managing visual stimuli could mitigate panic.
  • This research provides a foundation for developing more effective fire evacuation strategies.