Biomedical
Is the Environment Associated With Preterm Birth?
Ruth A. Etzel
Peer Reviewed
Abstract
The study by Zhang et al. explores the link between preconception exposure to phthalates and an increased risk of preterm birth. Phthalates, commonly found in food and consumer products, are endocrine disruptors. The research found that higher concentrations of specific phthalate metabolites in maternal urine were associated with a 50% increased risk of preterm birth. The findings suggest that interventions aimed at reducing environmental toxins before conception could play a key role in preventing preterm births. Primordial prevention strategies targeting air pollution and chemical exposures are highlighted as essential for long-term solutions.
Key Questions and Answers
1. What environmental factors are linked to preterm birth?
Environmental exposures such as air pollution, lead, pesticides, phthalates, and endocrine-disrupting chemicals are associated with an increased risk of preterm birth.
2. How does phthalate exposure before conception affect preterm birth?
The study found that maternal exposure to phthalates, specifically DEHP metabolites before conception, was associated with a 50% increase in the risk of preterm birth.
3. What preventive measures could reduce preterm birth?
Primordial prevention, including reducing environmental toxicants such as air pollution and phthalates, is essential for improving maternal health and reducing preterm birth rates.
