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Measuring Socioeconomic and Stress Disparities in Infant Declarative Memory Using the Visual Paired Comparison Task
Mindy L Rosengarten1, Aislinn Sandre1, Sonya V Troller-Renfree1
1Teachers College, Columbia University, New York, New York, USA.
Insights
Socioeconomic status and stress did not predict memory skills in 6-month-old infants. This study found no significant links between prenatal factors and infant memory performance.
Area of Science:
- Developmental Psychology
- Cognitive Neuroscience
- Infant Studies
Background:
- Previous research indicates socioeconomic status (SES) and stress impact memory in adults and older children.
- However, the influence of these factors on infant memory development remains under-explored.
Purpose of the Study:
- To investigate the predictive relationship between prenatal socioeconomic circumstances, maternal perceived stress, and maternal physiological stress on infant memory performance.
- To examine these associations in 6-month-old infants using a standardized memory assessment.
Main Methods:
- Utilized the visual-paired comparison (VPC) paradigm to assess infant memory.
- Measured socioeconomic circumstances, maternal perceived stress (e.g., via questionnaires), and maternal physiological stress (e.g., cortisol levels) during the prenatal period.
Main Results:
- No statistically significant associations were found between infant memory performance and any of the measured prenatal socioeconomic circumstances.
- Similarly, no significant links were identified between infant memory and maternal perceived or physiological stress levels measured prenatally.
Conclusions:
- Prenatal socioeconomic factors and maternal stress, as measured, do not appear to predict memory performance in 6-month-old infants.
- The study discusses potential explanations for these null findings, highlighting the complexity of early cognitive development.
Abstract:
Research suggests that socioeconomic circumstances and stress predict memory skills in adults and older children, yet few studies have addressed this question in infancy. The current study used the visual-paired comparison paradigm to examine whether socioeconomic circumstances, maternal perceived stress, and/or maternal physiological stress, all measured prenatally, predict memory performance among 6-month-old infants. We found no significant associations between infant memory and any measure of socioeconomic circumstance or stress. Potential explanations for these null findings are discussed.
