Adults with developmental dyscalculia are aware of their numerical difficulties in everyday life¶

Claim · All claims
Evidence · 1 study · associational r2 · q3 · i3 large
Currency · newest study 2022 · checked against its sources 2026-10-18 (automated, 1 of 1 entry) · not reviewed by a person · recheck by 2027: baselines and conditions change

Subclaims¶

q3 i3 Adults with DD rated their everyday numerical abilities significantly lower than controls on the NADL Participant Interview (r = -0.631, p < 0.001), suggesting awareness of their deficits. → Vigna Giulia 2022

Evidence¶

Vigna Giulia 2022¶

Vigna Giulia, Ghidoni Enrico, Burgio Francesca, Danesin Laura, Angelini Damiano, Benavides-Varela Silvia, Semenza Carlo. (2022). Dyscalculia in Early Adulthood: Implications for Numerical Activities of Daily Living. Brain Sciences. https://doi.org/10.3390/brainsci12030373

q3 · i3 · associational · r2

NADL Participant Interview on awareness of numerical abilities, completed by 22 participants with DD and 26 controls. DD mean 7.82 (SD 1.59) versus 9.73 (SD 0.45) for controls, effect size "−0.631", p < 0.001, with Bayesian support for H1.

"INTERVIEW * 10 7.82 1.59 9.73 0.45 89.5 <0.001 −0.631 0.000"

Discussion¶

Learner Variables¶

• Learning Disabilities and Developmental Differences — predictor: learners who differ on it differ in outcomes

Related Claims¶

• Adults with developmental dyscalculia are impaired in everyday numerical tasks, particularly time estimation, measure, and money usage — related
• Numerical difficulties in adults with DD are associated with negative emotions and psychosomatic symptoms traceable to primary school age — related
• Adults with developmental dyscalculia score significantly lower than controls on the formal NADL test of school-acquired numerical abilities — related