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[The relation between borderline intellectual capacity and neurodevelopmental disorders].

J Artigas-Pallarés¹, E Rigau-Ratera, C García-Nonell

¹Unidad de Neuropediatría, Hospital de Sabadell, Corporació Sanitària Parc Taulí, España. 7280jap@comb.es

Revista De Neurologia

|June 23, 2007

Summary

Individuals with borderline intellectual capacity (BIC) often experience neurodevelopmental disorders, particularly attention deficit hyperactivity disorder (ADHD). Early intervention for ADHD may help prevent BIC by improving working memory.

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Area of Science:

Neurodevelopmental Disorders
Intellectual Capacity
Cognitive Psychology

Background:

Borderline intellectual capacity (BIC) is defined by an IQ between 71-84, presenting limitations similar to but less severe than intellectual disability.
Cognitive characteristics of BIC remain poorly defined due to limited research attention.
This study addresses the gap in understanding neurodevelopmental disorders associated with BIC.

Purpose of the Study:

To assess the prevalence and types of neurodevelopmental disorders in individuals diagnosed with BIC.
To compare the neurodevelopmental profiles of individuals with BIC to a control group.
To investigate the relationship between neurodevelopmental disorders and borderline intellectual capacity.

Main Methods:

A cohort of 87 patients diagnosed with BIC was compared to a control group.
Clinical diagnoses were analyzed for both groups.
The Child Behavior Checklist (CBCL/6-18) was administered and results were compared between groups.

Main Results:

Individuals with BIC exhibited a high prevalence of neurocognitive disorders, including attention deficit hyperactivity disorder (ADHD), learning difficulties, and pervasive developmental disorders.
The most common medical diagnosis among the BIC group was fetal alcohol spectrum disorder.
Behavioral profiles in the BIC group closely resembled those of individuals with ADHD, as indicated by CBCL/6-18 results.

Conclusions:

Neurodevelopmental disorders, especially ADHD, significantly impact intellectual capacity.
Early detection and intervention for conditions like ADHD may prevent BIC by mitigating the effects of poor working memory.
Addressing neurodevelopmental issues is crucial for supporting individuals with borderline intellectual capacity.