Obstet Gynecol Res 2020; 3 (1): 017-028 DOI: 10.26502/ogr031 Obstetrics and Gynecology Research - Vol. 3 No. 1 – March 2020. 17 Research Article Outcomes of Preterm Labor and Preterm Births: A Retrospective Cross-Sectional Analytical Study in a Nigerian Single Center Population Blessing C Umeigbo 1 , Ifeoma A Modebe 1 , Ifeoma C Iloghalu 1 , George U Eleje 2,3* , Chukwuemeka C Okoro 2 , Osita S Umeononihu 2 , Ekene A Emeka 4 1 Department of Community Medicine, College of Medicine, Nnamdi Azikiwe University, Nnewi Campus, Anambra, Nigeria 2 Department of Obstetrics and Gynecology, Nnamdi Azikiwe University Teaching Hospital, Nnewi, Nigeria 3 Department of Obstetrics and Gynecology, Effective Care Research Unit, Faculty of Medicine, Nnamdi Azikiwe University, Awka, Nigeria 4 Department of Family Medicine, Faculty of Medicine, Nnamdi Azikiwe University, Awka, Nigeria * Corresponding Author: George Uchenna Eleje, Department of Obstetrics and Gynecology, Effective Care Research Unit, Nnamdi Azikiwe University, Awka (Nnewi Campus), P.M.B. 5001 Nnewi, Anambra State, Nigeria, Tel: +234806811744; E-mail: georgel21@yahoo.com (or) gu.eleje@unizik.edu.ng Received: 26 December 2019; Accepted: 03 January 2020; Published: 16 January 2020 Citation: Blessing C Umeigbo, Ifeoma A Modebe, Ifeoma C Iloghalu, George U Eleje, Chukwuemeka C Okoro, Osita S Umeononihu, Ekene A Emeka. Outcomes of Preterm Labor and Preterm Births: A Retrospective Cross- Sectional Analytical Study in a Nigerian Single Center Population. Obstetrics and Gynecology Research 3 (2020): 017-028. Abstract Background: Genuine preterm labor precedes almost half of preterm births and preterm birth is the leading cause of high prematurity and neonatal mortality indices in the world. In Nigeria, there is a paucity of recent data on the pattern of preterm labor and preterm births, including its prevalence and neonatal outcome. Objective: To determine the prevalence, patterns and immediate neonatal outcomes of preterm labor and preterm births in a single center population. Methods: This was a retrospective cross-sectional analytical study of all pregnant women who had preterm