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Related Concept Videos

Language Development01:22

Language Development

Children master language quickly and with relative ease, supported by both biological predisposition and reinforcement. B. F. Skinner (1957) proposed that language is learned through reinforcement, while Noam Chomsky (1965) argued that language acquisition mechanisms are biologically determined.
The critical period for language acquisition suggests that the ability to acquire language is at its peak early in life. As people age, this proficiency decreases. Language development begins very...
Language and Cognition01:27

Language and Cognition

Language serves as a bridge between ideas and communication, influencing how individuals perceive and interact with the world. Psychologists have long debated whether language shapes thought or vice versa. This discussion gained grip with Edward Sapir and Benjamin Lee Whorf in the 1940s, who proposed that language determines thought, a concept known as linguistic determinism. They suggested that the vocabulary and structure of a language influence how its speakers think and perceive reality.
Learning Disabilities01:25

Learning Disabilities

Learning disabilities are cognitive disorders caused by neurological impairments that affect cognitive functions like language and reading, without indicating overall intellectual or developmental challenges. These disabilities differ from global intellectual or developmental disabilities as they are limited to distinct cognitive functions. Common learning disabilities include dysgraphia, dyslexia, and dyscalculia, each of which impacts unique aspects of learning.
Dyslexia
Dyslexia is a...

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Universal Screening for Prevention of Reading, Writing, and Math Disabilities in Spanish
14:43

Universal Screening for Prevention of Reading, Writing, and Math Disabilities in Spanish

Published on: July 18, 2020

Problems and limitations in studies on screening for language delay.

Mårten Eriksson1, Monica Westerlund, Carmela Miniscalco

  • 1Department of Social Work and Psychology, Faculty of Health and Occupational Studies, University of Gävle, Gävle, Sweden. marten.eriksson@hig.se

Research in Developmental Disabilities
|May 21, 2010
PubMed
Summary
This summary is machine-generated.

This study identifies six common methodological limitations in language delay (LD) screening, including issues with target populations, recruitment, attrition, and verification bias. Addressing these is crucial for accurate LD identification.

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Area of Science:

  • Developmental Pediatrics
  • Clinical Research Methodology

Background:

  • Language delay (LD) is a significant developmental concern.
  • Accurate screening is essential for early intervention.
  • Methodological rigor in LD screening studies is critical but often lacking.

Purpose of the Study:

  • To identify and discuss common methodological limitations in language delay (LD) screening.
  • To analyze these limitations across 11 recent studies.
  • To propose reasons for these limitations and suggest improvements.

Main Methods:

  • Systematic review and critical analysis of 11 recent studies on language delay (LD) screening.
  • Identification and categorization of six recurring methodological limitations.
  • Examination of conflicting methodological goals within the studies.

Main Results:

  • Six key limitations identified: undefined target population, biased recruitment, high attrition, verification bias, small sample sizes, and inconsistent "gold standards".
  • Focus on screen positives (SPs) contributes to issues with population definition, attrition, sample size, and verification bias.
  • Conflicting goals identified: unbiased recruitment vs. attrition, gold standard comprehensiveness vs. sample size, and gold standard specificity vs. co-morbidity detection.

Conclusions:

  • Methodological limitations in LD screening studies can significantly impact results.
  • A misguided focus on screen positives (SPs) exacerbates several common issues.
  • Resolving conflicting methodological goals is necessary for improving the validity and reliability of LD screening research.