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Gender and its contribution to the prediction of cognitive abilities at 5 years
H W Andersson1, K Sonnander, K Sommerfelt
1Department of Psychology, Norwegian University of Science and Technology, Trondheim, Norway.
Insights
Gender influences how early life factors predict a child's IQ. Paternal education and home environment impact boys' IQ more, while infant test scores predict girls' IQ better, suggesting gender-differentiated socialization.
Area of Science:
- Developmental Psychology
- Cognitive Science
- Child Development
Background:
- Cognitive abilities at age five are influenced by early environmental factors and infant development.
- Understanding gender-specific predictors is crucial for targeted interventions.
- Parental socialization processes may play a role in gender differences.
Purpose of the Study:
- To examine gender-related differences in predicting cognitive abilities at age five.
- To investigate the predictive power of distal environment, proximal environment, and infant test scores on child IQ.
- To explore the role of parental gender-differentiated socialization.
Main Methods:
- A sample of 93 boys and 90 girls was assessed.
- Distal environmental factors included maternal IQ and parental education.
- Proximal environmental factors were measured using the Home Screening Questionnaire (Home Questions, Toy Checklist).
- Infant cognitive function was assessed using the Bayley MDI at 13 months.
- Cognitive outcome was measured using the Wechsler Preschool and Primary Scale of Intelligence-Revised (WPPSI-R) at age five.
Main Results:
- Paternal education and proximal environment associations with child IQ were stronger in boys.
- Distal environmental variables accounted for proximal environment-IQ associations in boys.
- The Bayley MDI showed a significantly higher correlation with girls' IQ compared to boys' IQ.
Conclusions:
- Gender-specific pathways exist in the development of cognitive abilities.
- Environmental factors and early cognitive measures have differential predictive validity for boys and girls.
- Findings suggest the influence of parental gender-differentiated socialization processes on cognitive development.
Abstract:
Gender-related differences in the prediction of five year-olds' cognitive abilities from measures of distal environment, proximal environment and infant test scores were examined in a random sample of 93 boys and 90 girls. Distal environmental data included maternal IQ, maternal and paternal education. Proximal environmental data included two variables derived from the Home Screening Questionnaire: the Home Questions and the Toy Checklist. The Bayley MDI was administered at age 13 months, whereas WPPSI-R was used as cognitive outcome measure at age 5 years. The relationship between paternal education and child IQ, and between proximal environmental variables and child IQ was significantly stronger for boys than for girls. The associations between proximal environment and IQ in boys, were accounted for by the distal environmental variables. Bayley MDI correlated significantly higher with girls' IQ compared to boys' IQ. Findings are discussed in terms of parental gender-differentiated socialization processes.