Abstract:Aim. To evaluate the prevalence of preterm birth and risk factors for extremely preterm, very preterm, and moderate to late preterm birth.Materials and Methods. We retrospectively assessed case histories of 11,500 pregnant women delivered in Kuzbass Regional Children's Clinical Hospital during 2019-2021 and their newborns. Among the studied factors were gestational age, birth weight, sex, 5-minute Apgar score, maternal age (< 20 years, 20-35 years, ≥ 35 years), parity (primiparity or multiparity), active sm… Show more
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