Association of umbilical cord venoarterial differences, ΔpH, to morbidity and mortality up to 20 years of follow-up: A cohort study

ΔpH showed no strong long-term association of increased risk of organ-system related morbidity or mortality with twenty years of follow-up time. Multiple comparison may explain statistically significant finding of HR diseases of the eye and adnexa. Dual umbilical cord blood sampling remains vital clinically, ensuring correct sampling.