"meta-analysis"

Handedness in ADHD: Meta-Analyses

Meta-analyses have shown that several neurodevelopmental and psychiatric disorders, such as autism spectrum disorder and schizophrenia, are associated with a higher prevalence of left-and/or mixed-handedness. One neurodevelopmental disorder for which …

Hand preference and Mathematical Learning Difficulties: New data from Greece, the United Kingdom, and Germany and two meta-analyses of the literature

Objective: Increased rates of atypical handedness are observed in groups of neurotypical individuals who are low-performing in mathematical tasks as well as in individuals with special educational needs, such as dyslexia and autism. This is the first …

Paw preferences in cats and dogs: Meta-analysis

Predator–prey relationships have been suggested to be one of the primary evolutionary factors driving the development of functional hemispheric asymmetries. However, lateralization in many predator species is not well understood and existing studies …

Handedness and cognitive ability: Using meta-analysis to make sense of the data

The literature on the relationship between handedness and cognitive ability is riddled with studies using different conceptualizations of handedness (e.g., hand preference vs hand skill, direction vs degree, consistency vs inconsistency) and …

Elevated Levels of Atypical Handedness in Autism: Meta-Analyses

An elevated prevalence of atypical handedness (left-, mixed-, or non-right-handedness) has been repeatedly reported in individuals with Autism Spectrum Disorder (ASD) compared to typically developing individuals. However, the exact magnitude of this …

Sex Differences in Left-Handedness: A Meta-Analysis of 144 Studies

Human handedness, a marker for language lateralization in the brain, continues to attract great research interest. A widely reported but not universal finding is a greater male tendency toward left-handedness. Here the authors present a meta-analysis …