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Exploring the interplay of sensory hypersensitivity and autistic traits in children.

BMC psychology2025

Keshavarz Shima, Esmaeilpour Khalil

What this study means for families

This study looked at 247 children aged 7-11 to understand how sensory sensitivities relate to autism traits. Parents filled out questionnaires about their child's autism traits and sensory processing. The research found a strong connection between sensory hypersensitivity and autism traits. Children with more sensory sensitivities (like being bothered by sounds, textures, or lights) tended to show more autism traits.

The study suggests that understanding a child's sensory needs is important when looking at autism-related behaviors.

Summary by AutismInsights from published abstract. This is not a substitute for reading the original paper.

Research summary

This cross-sectional study examined the relationship between autistic traits and sensory hypersensitivity in 247 children aged 7-11 years from the general population. Parents completed the Autism-spectrum Quotient-Children's Version (AQ-C) and Short Sensory Profile 2 (SSP2). Results showed a significant negative correlation between AQ scores and sensory processing (r = -0.496, p<0.01). Multiple regression analysis identified attention switching and communication as the only significant predictors of hypersensitivity among autistic traits.

One-way ANOVA confirmed that sensory hypersensitivity levels significantly influenced overall autistic traits. The findings demonstrate a clear link between sensory processing differences and autistic traits in the general population, highlighting the importance of considering sensory factors when assessing autism-related characteristics.

Summary by AutismInsights from published abstract. This is not a substitute for reading the original paper.

Key findings

  • 1

    Significant negative correlation between autism quotient scores and sensory processing scores (r = -0.496, p<0.01)

    Confidence: highRelevance: Demonstrates clear relationship between autistic traits and sensory hypersensitivity
  • 2

    Attention switching and communication were the only significant predictors of sensory hypersensitivity among autistic traits

    Confidence: moderateRelevance: Identifies specific autism domains most associated with sensory processing differences
  • 3

    Sensory hypersensitivity levels significantly influenced overall autistic traits (F(2,241) = 33.096, p<0.01)

    Confidence: highRelevance: Confirms bidirectional relationship between sensory processing and autism traits

Summary by AutismInsights from published abstract. This is not a substitute for reading the original paper.

Clinical implications

Findings suggest sensory assessment should be integral to autism evaluation and intervention planning. Targeting attention switching and communication skills may help address sensory hypersensitivity. Results support developing sensory-informed approaches for children showing autism traits, even those without formal ASD diagnosis.

Summary by AutismInsights from published abstract. This is not a substitute for reading the original paper.

Limitations

Single cross-sectional design limits causal inference. Reliance on parent-report measures may introduce bias. Study focused only on hypersensitivity aspects of sensory processing. Sample limited to specific age range (7-11 years) affecting generalizability to other developmental stages.

Summary by AutismInsights from published abstract. This is not a substitute for reading the original paper.

Original abstract

Autism Spectrum Disorder (ASD) is a neurodevelopmental condition characterized by social challenges and repetitive behaviors, influenced by genetic and environmental factors. Autistic traits, including variations in sensory processing, exist across both clinical and subclinical spectrums, impacting individuals with and without an ASD diagnosis. Given the importance of understanding sensory processing in individuals with autism, this essay aims to explore the relationship between autistic traits and sensory hypersensitivity within the general population. This cross-sectional study, was based on caregiver reports of 247 children aged 7 to 11 years.

The parents completed the Autism-spectrum Quotient-Children's Version (AQ-C) and the Short Sensory Profile 2 (SSP2). using the multiple regression analysis, we investigated the relative contributions of different AQ sub-scales to sensory hypersensitivity scores. A one-way analysis of variance (ANOVA) was then conducted to determine whether sensory hypersensitivity levels (categorized as typical performance, probable difference, and definite difference) influenced overall autistic traits. Additionally, Spearman's rank-order correlations were used alongside parametric tests to explore the relationships between sensory hypersensitivity subgroups (Tactile Sensitivity, Taste/Smell Sensitivity, Movement Sensitivity, Seeks Sensation, Auditory Filtering, Low Energy, and Visual/Auditory Sensitivity) and AQ scores. while Pearson correlation analysis revealed a significant linear relationship between AQ scores and the total sensory score (r = -.496**, p <.01), The multiple regression model revealed that, among autistic traits, only Attention Switching (β = - 0.291, p =.000) and Communication (β = - 0.479, p =.000) were significant predictors of hypersensitivity. Furthermore, the result of one-way ANOVA indicated a significant effect of sensory hypersensitivity sub-scales on autistic traits, F (2, 241) = 33.096, p <.01.

Based on the results, a link between sensory processing and autistic traits in the general population was confirmed. These insights underscore the importance of considering sensory processing differences when assessing autism-related traits and could inform targeted interventions for individuals experiencing sensory challenges.

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Evidence Grade

Emerging

limited

Grade assigned by AutismInsights based on study type and published abstract.

Study Details

Journal
BMC psychology
Year
2025
PMID
40616188
DOI
10.1186/s40359-025-03054-8

MeSH Terms

HumansChildMaleFemaleCross-Sectional StudiesAutism Spectrum DisorderSensation DisordersAutistic Disorder