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Objectives

To evaluate the association between autistic traits and the quality of social interactions in daily life in youths from the general population using the experience samplic method (ESM).

Methods

During a six-day experience sampling period, 349 twins and 248 of their siblings aged between 15 and 34 reported the quality of their everyday social interactions. Autistic traits were assesed using the Autism Spectrum Quotient (AQ). The association between autistic traits and quality of social interaction was tested in separate multilevel linear and logistic regression models.

Results

When participants were alone, higher autistic traits were associated with a sense of being less safe (B=-0.02, p= 0.02). When participants were in company, higher autistic traits were associated with a higher preference for being alone (B= 0.02, p< 0.001) and higher sense of being judged (B= 0.03, p= 0.001). Moreover, while in company …