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Effects of serial position on Bender-Gestalt errors using Koppitz's criteria
1St. John's University, USA.
Psychological Reports
|March 18, 1999
Summary
This study examined the Koppitz Developmental scoring system for adolescents, distinguishing between organic impairment errors and emotional factor errors. Findings suggest some errors reliably indicate organic issues, while others are linked to emotional distress.
Area of Science:
- Developmental Psychology
- Neuropsychological Assessment
- Child Psychiatry
Background:
- The Koppitz Developmental scoring system is used to assess cognitive and motor development in children and adolescents.
- Its validity in identifying organic impairment in functionally impaired adolescents has been questioned.
- A proposed distinction exists between errors indicative of organic impairment (Category A) and those influenced by emotional factors (Category B).
Purpose of the Study:
- To investigate the validity of the Koppitz Developmental scoring system in differentiating organic impairment from emotional factors in adolescents.
- To test the hypothesis that error types (Category A vs. Category B) would differ based on the order of Bender-Gestalt card presentation.
Main Methods:
- Forty-six male adolescents diagnosed with Conduct Disorder, Oppositional Defiant Disorder, or Attention-Deficit Hyperactivity Disorder participated.
- Participants completed the Bender-Gestalt test twice: once in standard administration order and once in reverse order.
- Error analysis focused on differentiating between Category A (organic impairment) and Category B (emotional factors) errors.
Main Results:
- The study found partial support for the hypothesis that Category B errors would increase when Bender-Gestalt cards were presented later in the sequence.
- This suggests that emotional factors may influence performance on later-presented stimuli.
- Category A errors did not show a similar pattern, indicating potential reliability in identifying organic impairment.
Conclusions:
- The findings suggest a nuanced interpretation of the Koppitz Developmental scoring system is necessary when assessing adolescents with behavioral and emotional challenges.
- Distinguishing between error types may enhance the accuracy of identifying underlying organic impairment versus emotional distress.
- Further research is warranted to refine the system's application in clinical and forensic settings.