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Generalized Anxiety Disorder (GAD) is a chronic condition characterized by excessive and uncontrollable worry that persists for at least six months, significantly interfering with daily functioning. Unlike situational anxiety, which arises in response to specific stressors, GAD often occurs without a clear cause. Individuals may experience disproportionate worry about work, health, or relationships. For instance, a person might continuously fear poor health despite normal medical evaluations or...
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Negative Affect Mediates Impulsivity in Generalized Anxiety Disorder.

Rafael Ferreira-Garcia1, Clara Gitahy Falcão Faria2, Antonio Egídio Nardi2

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Summary

Generalized anxiety disorder (GAD) is linked to higher impulsivity, not due to worrying, but mediated by increased negative emotions. This suggests a shared vulnerability in psychopathology.

Keywords:
AnxietyGeneralized anxiety disorderImpulsivenessNegative emotionsSymptom dimensions

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Area of Science:

  • Psychiatry
  • Clinical Psychology
  • Neuroscience

Background:

  • Anxiety and impulsivity are often considered inversely related, yet increased impulsivity is observed in generalized anxiety disorder (GAD).
  • The emotional dysregulation model of GAD suggests poor emotional control exacerbates negative emotions, potentially linking to impulsivity.
  • This study investigates the mediating role of negative affect in the relationship between GAD and impulsivity.

Purpose of the Study:

  • To examine if negative affect mediates the relationship between generalized anxiety disorder (GAD) and impulsivity.
  • To understand the connection between GAD symptoms, emotional dysregulation, and impulsive behaviors.
  • To explore potential shared vulnerability factors in psychopathology.

Main Methods:

  • Compared 34 GAD patients with 35 healthy controls.
  • Assessed impulsivity, positive and negative emotions, GAD symptom severity, depression, and personality traits.
  • Utilized regression analysis to determine mediation effects.

Main Results:

  • GAD patients exhibited higher global impulsivity and attentional impulsivity than controls.
  • Negative affect significantly correlated with impulsivity in the GAD group and mediated the diagnosis-impulsivity link.
  • Worrying and depressive symptoms did not independently predict impulsivity in this sample.

Conclusions:

  • Increased impulsivity in GAD is primarily mediated by heightened negative affect, not worrying.
  • Negative affect may represent an unspecific vulnerability factor shared across mood and impulse-control disorders.
  • Findings highlight the role of emotional dysregulation in GAD-related impulsivity.