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Related Experiment Videos

Type A behavior and cardiovascular responsivity in preschoolers.

M S Brown1, C Tanner

  • 1School of Nursing, Oregon Health Science University, Portland.

Nursing Research
|May 1, 1988
PubMed
Summary

Preschool children exhibiting Type A behavior showed greater systolic blood pressure increases during challenging situations compared to Type B children. This finding suggests early behavioral patterns may influence cardiovascular responses.

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Area of Science:

  • Pediatric Psychology
  • Cardiovascular Health
  • Behavioral Science

Background:

  • Type A behavior pattern is linked to cardiovascular disease in adults.
  • Understanding early predictors of cardiovascular reactivity is crucial for preventative health.
  • Preschool-aged children represent a critical developmental window for behavioral and physiological assessment.

Purpose of the Study:

  • To investigate the relationship between Type A behavior and cardiovascular reactivity in preschool children.
  • To determine if Type A children exhibit distinct physiological responses to stress compared to Type B children.
  • To explore early manifestations of cardiovascular risk factors in young children.

Main Methods:

  • One hundred forty-four preschool children (ages 3.5-6.5) were assessed.

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  • Teachers categorized children into Type A, Mixed, or Type B groups using the Matthews Youth Test for Health.
  • Cardiovascular measures (pulse, pulse rate variability, blood pressure) were recorded at rest and during a challenge task.

    • Main Results:

    • Type A children demonstrated a significantly greater increase in systolic blood pressure in response to challenge compared to Type B children.
    • This heightened systolic rise in Type A children mirrors findings observed in adult, college student, and adolescent populations.
    • No significant differences were noted for pulse or pulse rate variability between groups during the challenge.

    Conclusions:

    • Preschool children with Type A behavior exhibit heightened cardiovascular reactivity, specifically in systolic blood pressure.
    • These findings suggest that Type A behavior patterns may influence cardiovascular health from an early age.
    • Early identification of Type A behavior in children could inform interventions aimed at mitigating future cardiovascular risks.