Psychology Kiecolt Glaser Immunity

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  • Kiecolt- Glaser IMMUNITY
    • Independent Variable
      • Whether you're in the control group or caregiver group
    • Procedure
      • 2 groups matched pairs, volunteer sample
      • A small wound on forearm made using punch biopsy to study healing time
      • Wound photographed observing response to hydrogen peroxide
    • Dependent Variable
      • The time it took for the wound to heal
    • Hypothesis
      • Psychological stress can cause damage to the immune system
    • Findings
      • Time taken for wound to heal significantly longer for cargivers
      • Healing time average: Caregivers- 48.7 days Control- 39.3days
    • Conclusion
      • Finding show that high levels of psychological stress can damage the functioning of the immune system
    • Evaluation
      • Natural Experiment (high ecological validity)
      • Problems with sample bias (some smoke and some don't
      • Practical applications (take action to avoid stress)
      • Other life stressor not taken into account. Could effect results


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