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Using Cholesky Decomposition to Explore Individual Differences in Longitudinal Relations between Reading Skills
Published on: September 17, 2019
Socioeconomic background modulates cognition-achievement relationships in reading
Kimberly G Noble1, Martha J Farah, Bruce D McCandliss
1Center for Cognitive Neuroscience, University of Pennsylvania, 3720 Walnut Street, Philadelphia, PA 19104 USA.
Cognitive Development
|October 1, 2009
Summary
Socioeconomic status (SES) and phonological awareness (PA) interact to affect reading skills. Higher SES can buffer weaker PA, while lower SES may worsen reading difficulties linked to PA.
Area of Science:
- Cognitive psychology
- Developmental psychology
- Educational psychology
Background:
- Individual differences in reading ability are influenced by socioeconomic status (SES) and phonological awareness (PA).
- These factors are typically studied in isolation, limiting understanding of their combined effects on reading development.
- The interplay between SES and PA in early reading acquisition remains underexplored.
Purpose of the Study:
- To investigate the synergistic relationship between socioeconomic status (SES) and phonological awareness (PA) on reading ability.
- To determine if SES moderates the impact of PA on decoding skills in first-graders.
- To elucidate how resource availability influences the cognitive pathways to reading proficiency.
Main Methods:
- A study was conducted with 150 first-grade children exhibiting a range of SES and PA levels.
- Statistical analyses were employed to examine the interaction between SES and PA.
- Reading ability, specifically decoding skills, was assessed in relation to these factors.
Main Results:
- A significant multiplicative interaction was found between SES and PA concerning decoding skills.
- Lower SES amplified the negative impact of poor PA on reading, indicating heightened risk.
- Higher SES acted as a protective factor, mitigating the effects of weaker PA on reading performance.
Conclusions:
- SES and PA do not act independently but interact dynamically to shape reading ability.
- Resource-rich environments may buffer children with lower PA, while resource-poor environments may exacerbate reading challenges.
- Future research on reading development must consider the complex, combined influence of socioeconomic factors and cognitive skills.
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