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Determinants of Emotional Experiences in Traffic Situations ... - OPUS

Determinants of Emotional Experiences in Traffic Situations ... - OPUS

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74 <strong>Emotional</strong> States <strong>of</strong> Drivers and Their Impact on Driv<strong>in</strong>g Behaviour!<br />

3. <strong>Emotional</strong> States <strong>of</strong> Drivers and Their Impact on Driv<strong>in</strong>g Behaviour – A<br />

Simulator Study<br />

This article was revised and resubmitted to Accident Analysis and Prevention <strong>in</strong> February, 2013<br />

Abstract<br />

Maladjusted driv<strong>in</strong>g, such as high speeds and delayed reactions, is seen as one important cause <strong>of</strong><br />

traffic accidents. Such behavioural patterns could be <strong>in</strong>fluenced by strong emotions <strong>in</strong> the driver. The<br />

causes <strong>of</strong> emotions <strong>in</strong> traffic are divided <strong>in</strong>to two dist<strong>in</strong>ct classes: personal factors and properties <strong>of</strong><br />

the specific driv<strong>in</strong>g situation. In traffic situations, various appraisal factors are responsible for the<br />

nature and <strong>in</strong>tensity <strong>of</strong> experienced emotions. These <strong>in</strong>clude whether another driver was accountable,<br />

whether goals were blocked and whether progress and safety were affected. In a simulator study,<br />

seventy-n<strong>in</strong>e participants took part <strong>in</strong> four traffic situations which each elicited a different emotion.<br />

Each situation had critical elements (e.g. slow car, obstacle on the street) based on comb<strong>in</strong>ations <strong>of</strong> the<br />

appraisal factors. Driv<strong>in</strong>g parameters such as velocity, acceleration, and speed<strong>in</strong>g, together with the<br />

experienced emotions, were recorded. Results <strong>in</strong>dicate that anger leads to stronger acceleration and<br />

higher speeds even for two kilometres beyond the emotion-elicit<strong>in</strong>g event. Anxiety and contempt<br />

yielded similar but weaker effects, yet showed the same negative and dangerous driv<strong>in</strong>g pattern as<br />

anger. Fright correlated with stronger brak<strong>in</strong>g momentum and lower speeds directly after the critical<br />

event.<br />

Keywords – anger, contempt, anxiety, fright, appraisal theory, driv<strong>in</strong>g performance

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