Epidemiological factors predicting to prematurity between puerperas attended in a hospital of reference in maternal childhood health

Introduction: When it comes to preterm birth, it means the one that occurred before 37 weeks of gestation, where there is a risk for these children to become ill and thus evolve to death. Objective: to conduct an epidemiological survey predisposing to prematurity among postpartum women treated at a referral hospital in maternal and child health. Method: quantitative-descriptive study with prospective events; data collection took place in October and November 2016, with 133 postpartum women, in the Hospital Santa Casa de Misericórdia in Belém do Pará, Brazil, in the Neonatal Intensive Care Unit; used form with closed questions. Results: The puerperae had an average of 25 years in a stable union, complete secondary education, unemployed with 81 (60.9%); family income from one to two wages 85 (63.9%), prenatal 128 (96.2%), 133 puerperal (102) 76.6% were more than four visits. Complications 93 (69.9%), urinary tract infection 35 (96.3%) and hypertensive syndrome 30 (22.5%); use of medications 70 (53.4%), psychological factors not planning pregnancy 72 (54.1%). Conclusion: The prevalence of prematurity was related to the labor situation as well as infections and drug use and also not planning a pregnancy.