Clinical and epidemiological aspects of prematurity in a Normal Delivery Center, São Paulo, Brazil.

Objective: To present clinical and epidemiological aspects of prematurity in a Normal Delivery Center, and to describe outcomes.

Methods: A cross-sectional retrospective study, with 189 medical records of premature, single, and living fetuses, with gestational ages between 25 and 36.6 weeks.

Results: The prevalence of preterm births was 7.8%, and 23.2% in adolescent mothers. The most frequent obstetric complication was premature rupture of ovular membranes (35.4%), followed by hypertensive syndrome (18.5%). Cesarean section was performed in 33% of cases. The Apgar score in the 1st minute was < 7 in 36.0% of cases, and in the 5th minute of life, in 9.5% of cases.

Conclusion: Among the aspects studied, results showed that the prevalence of preterm births was higher than expected for the adolescent mothers, however, with a satisfactory perinatal outcome.