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Related Experiment Videos

Stress and preterm delivery: a conceptual framework.

C J Hogue1, S Hoffman, M C Hatch

  • 1Women's and Children's Center, Rollins School of Public Health, Emory University, 1518 Clifton Road, Atlanta, GA 30322, USA. chogue@ph.emory.edu

Paediatric and Perinatal Epidemiology
|August 25, 2001
PubMed
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Previous studies on stress and preterm birth yielded inconclusive results. A new epidemiological model, considering host, environment, and agent factors, is proposed to better understand stress and its impact on pregnancy outcomes.

Area of Science:

  • Epidemiology
  • Reproductive Health
  • Psychosocial Factors

Background:

  • Epidemiological studies on stress and preterm delivery have yielded inconsistent findings.
  • Methodological limitations may have obscured a potential association between stress and preterm birth.
  • The biological plausibility of the stress hypothesis warrants further investigation with improved study designs.

Purpose of the Study:

  • To propose a novel epidemiological model for understanding the relationship between stress and preterm delivery.
  • To integrate host, environment, and agent factors within a comprehensive causality framework.
  • To guide future research in stress and preterm birth by addressing methodological challenges.

Main Methods:

  • Development of an epidemiological model based on the "host, environment, agent" triangle.

Related Experiment Videos

  • Review of recent literature (post-1990) to illustrate the model's components.
  • Conceptualization of stressor impact as a function of agent strength, host susceptibility, and environmental factors.

    • Main Results:

    • The model posits that stressor impact depends on agent strength, host susceptibility, and environmental stressors.
    • It emphasizes the moderating influence of host, environmental, and contextual resources for stress management.
    • The framework highlights the complexity of stressor-response relationships in preterm delivery.

    Conclusions:

    • Future research should adopt stress hypotheses encompassing host, environment, and agent factors.
    • Improved data collection instruments are needed to capture relevant stressors and stress responses.
    • Advanced analytical techniques are required to handle complex, multilevel relationships in stress research.