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Intra-Subject Variability in Mathematical Learning Difficulties.

Sharon Levy1, Liat Goldfarb1

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Summary
This summary is machine-generated.

Individuals with mathematical learning difficulties (MLD) exhibit cognitive instability, specifically in numerical tasks. This inconsistency is not a general cognitive deficit but is specific to number processing in MLD.

Keywords:
intra-subject variabilitymathematical learning difficultiesnumerical cognition

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Area of Science:

  • Cognitive Psychology
  • Neuroscience
  • Developmental Psychology

Background:

  • Mathematical learning difficulties (MLD) involve challenges with number comprehension and processing.
  • Beyond numerical deficits, individuals with MLD often display broader cognitive impairments.

Purpose of the Study:

  • To investigate if cognitive instability, measured as intra-subject variability (ISV), is a characteristic of MLD.
  • To determine if ISV in MLD is specific to numerical tasks or a general cognitive trait.

Main Methods:

  • Adult females with MLD and a matched control group participated.
  • Participants completed numerical and non-numerical tasks.
  • Various ISV measures (SD, sigma, tau) were compared between groups.

Main Results:

  • Participants with MLD demonstrated significantly higher ISV.
  • This increased variability was observed exclusively during numerical tasks.
  • No significant differences in ISV were found for non-numerical tasks.

Conclusions:

  • The cognitive system in individuals with MLD is less consistent and more variable during numerical processing.
  • This cognitive instability is numerically specific, not a generalized deficit.
  • Findings offer insights into MLD and inform potential interventions.