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Attentional Bias towards Emotional Scenes in Boys with Attention Deficit Hyperactivity Disorder
Ebrahim Pishyareh1, Mehdi Tehrani-Doost, Javad Mahmoodi-Gharaie
1Institute for Cognitive Science Studies (ICSS), Tehran, Iran.
Insights
Children with attention-deficit/hyperactivity disorder (ADHD) show altered visual attention to emotional cues, focusing more on unpleasant stimuli. This heightened attention to negative situations may explain their emotional reactivity.
Area of Science:
- Neuroscience
- Developmental Psychology
- Child Psychiatry
Background:
- Children with ADHD exhibit heightened emotional reactivity and may have deficits in processing emotional cues.
- Understanding visual attention patterns in ADHD is crucial for explaining emotional dysregulation.
Purpose of the Study:
- To investigate visual attention patterns of children with ADHD when presented with paired emotional and neutral visual scenes.
- To determine if children with ADHD exhibit different attentional biases towards emotional stimuli compared to neurotypical children.
Main Methods:
- Employed eye-tracking technology to monitor visual orientation in 30 boys with ADHD and 30 age-matched controls.
- Presented participants with four categories of paired scenes: pleasant-neutral, pleasant-unpleasant, unpleasant-neutral, and neutral-neutral.
- Utilized MANOVA and Friedman tests to compare fixation durations and gaze patterns between groups and across categories.
Main Results:
- Children with ADHD demonstrated shorter gaze durations on pleasant stimuli compared to controls, particularly in pleasant-neutral and unpleasant-pleasant pairs.
- A significantly longer duration of first gaze was observed on unpleasant pictures in unpleasant-neutral pairs among children with ADHD (P<0.01).
Conclusions:
- Children with ADHD exhibit a bias towards attending to unpleasant visual stimuli.
- This increased attention to negative conditions is a potential contributing factor to the emotional reactivity observed in ADHD.
Objective:
Children with attention-deficit/hyperactivity disorder (ADHD) react explosively and inappropriately to emotional stimuli. It could be hypothesized that these children have some impairment in attending to emotional cues. Based on this hypothesis, we conducted this study to evaluate visual directions of children with ADHD towards paired emotional scenes.
Method:
Thirty boys between the ages of 6 and 11 years diagnosed with ADHD were compared with 30 age-matched normal boys. All participants were presented paired emotional and neutral scenes in the four following categories: pleasant-neutral; pleasant-unpleasant; unpleasant-neutral; and neutral - neutral. Meanwhile, their visual orientations towards these pictures were evaluated using the eye tracking system. The number and duration of first fixation and duration of first gaze were compared between the two groups using the MANOVA analysis. The performance of each group in different categories was also analyzed using the Friedman test.
Results:
With regards to duration of first gaze, which is the time taken to fixate on a picture before moving to another picture, ADHD children spent less time on pleasant pictures compared to normal group, while they were looking at pleasant - neutral and unpleasant - pleasant pairs. The duration of first gaze on unpleasant pictures was higher while children with ADHD were looking at unpleasant - neutral pairs (P<0.01).
Conclusion:
Based on the findings of this study it could be concluded that children with ADHD attend to unpleasant conditions more than normal children which leads to their emotional reactivity.
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