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Correlations for the Development Visual-Motor Integration Test and the Wechsler Intelligence Scale for Children-III
1Department of School of Psychology, College of Education, Governors State University, University Park, IL 60466-0975, USA.
Perceptual and Motor Skills
|April 1, 1997
Summary
Visual motor integration scores correlate more strongly with performance IQ than verbal or full-scale IQs in children. This study confirms previous findings on the Wechsler Intelligence Scale for Children-Revised and Visual Motor Integration-3R relationships.
Area of Science:
- Child Psychology
- Neurodevelopmental Disorders
- Educational Psychology
Background:
- Previous research suggests a stronger link between visual-motor integration and performance IQ compared to verbal or full-scale IQ.
- The Wechsler Intelligence Scale for Children-Revised (WISC-III) and the Developmental Test of Visual Motor Integration-3R (VMI-3R) are widely used assessments.
Purpose of the Study:
- To investigate the relationship between WISC-III and VMI-3R scores in a sample of children.
- To determine if visual-motor integration scores correlate higher with specific WISC-III subscales.
Main Methods:
- Pearson correlations were calculated between WISC-III and VMI-3R standard scores for 99 boys and 46 girls aged 6–16.
- Scores were obtained from certified school psychologists in suburban Chicago school districts.
- Correlations were ranked and transformed using Fisher Z for statistical comparison.
Main Results:
- Pearson correlations ranged from .34 to .57, supporting previous findings.
- Significant differences were found when comparing the highest correlations, indicating distinct relationships between VMI-3R and WISC-III subscales.
Conclusions:
- Visual motor integration skills show a notable relationship with performance aspects of cognitive ability, as measured by the WISC-III.
- The findings reinforce the importance of assessing visual-motor integration in conjunction with general intelligence in children.