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Childbirth stress. An immunologic study.

C L Annie1, M Groër

  • 1West Virginia University, Morgantown.

Journal of Obstetric, Gynecologic, and Neonatal Nursing : JOGNN
|September 1, 1991
PubMed
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Salivary immunoglobulin A (IgA) levels significantly decrease at childbirth. Low maternal IgA is linked to postpartum complications and infant illnesses, with anxiety potentially influencing IgA levels.

Area of Science:

  • Immunology
  • Maternal-Fetal Medicine
  • Psychoneuroimmunology

Background:

  • Salivary immunoglobulin A (IgA) is a crucial first line of defense in mucosal immunity.
  • Pregnancy involves complex immunological adaptations, potentially affecting mucosal immunity.
  • Understanding changes in salivary IgA during pregnancy and parturition is important for maternal and infant health.

Purpose of the Study:

  • To investigate salivary immunoglobulin A (IgA) concentrations during pregnancy and at parturition.
  • To explore the relationship between state anxiety and salivary IgA levels.
  • To assess the association between low salivary IgA at birth and postpartum complications or infant health.

Main Methods:

  • Salivary samples were collected from women during pregnancy and at parturition.

Related Experiment Videos

  • Salivary immunoglobulin A (IgA) concentrations were measured.
  • Statistical analyses were performed to assess changes in IgA and its correlation with anxiety and health outcomes.

    • Main Results:

    • A statistically significant decrease in salivary IgA was observed at parturition (p < 0.001).
    • State anxiety was found to explain some of the variation in salivary IgA during pregnancy and childbirth.
    • Mothers with very low or undetectable salivary IgA at birth experienced higher rates of postpartum complications and had infants with more illnesses in the first six weeks postpartum.

    Conclusions:

    • Parturition is associated with a significant reduction in salivary IgA.
    • Maternal anxiety may influence salivary IgA levels around childbirth.
    • Low salivary IgA at birth is a potential biomarker for increased risk of postpartum complications and infant illness.