Background: Maternal omega-3 status is measurable through red blood cell fatty acid analysis; however, current laboratory thresholds are mostly derived from DHA supplementation trials rather than real-world pathology datasets, leaving uncertainty around baseline risk patterns. Clarifying how omega-3 categories relate to gestational age (GA) may support improved preterm birth (PTB) risk identification. 1-3
Antonovich et al. (Sun,) studied this question.