Developmental dyscalculia is not associated with atypical brain activation

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Dyscalculia: News from the web:

Comparatively little is known about the neurobiological correlates of mathematical learning difficulties, such as developmental dyscalculia (DD). This study presents the largest fMRI study comparing children with and without persistent DD to date. They found no group differences in brain activation using univariate, frequentist analyses. Moreover, Bayesian analyses revealed evidence for the null hypothesis of no group differences. These findings contradict previous literature and reveal the need to investigate the neural basis of DD using multivariate and network-based approaches to brain imaging.

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