Publications by authors named "Rene T Larsen"

Background: Early measures of cognitive function are of great public health interest. We aimed to estimate the association between head circumference at birth, a measure of cerebral size, and school performance.

Methods: We conducted a nationwide cohort study of all liveborn singletons in Denmark, 1997-2005.

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Background: Intellectual disability (ID) is a prevalent chronic disability affecting up to 1-3% of the general population. Small head circumference at birth, a surrogate measure of foetal cerebral growth, may be a risk factor for ID. We aimed to investigate the association between the full distribution of head circumference at birth and ID.

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Background: Early markers of Attention Deficit Hyperactivity Disorder (ADHD) and Autism Spectrum Disorder (ASD) may improve the understanding and early recognition of these disorders. We aimed to estimate the association between head circumference at birth, a measure of cerebral size at birth, and the risk of ADHD and ASD.

Methods: We present a register-based cohort study of all Danish singletons born alive between 1997 and 2013.

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