{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,10,12]],"date-time":"2026-10-12T21:48:35Z","timestamp":1791841715944,"version":"4.3.4"},"reference-count":42,"publisher":"Wiley","issue":"S3","license":[{"start":{"date-parts":[[2024,5,31]],"date-time":"2024-05-31T00:00:00Z","timestamp":1717113600000},"content-version":"vor","delay-in-days":0,"URL":"http:\/\/onlinelibrary.wiley.com\/termsAndConditions#vor"},{"start":{"date-parts":[[2024,5,31]],"date-time":"2024-05-31T00:00:00Z","timestamp":1717113600000},"content-version":"tdm","delay-in-days":0,"URL":"http:\/\/doi.wiley.com\/10.1002\/tdm_license_1.1"}],"content-domain":{"domain":["obgyn.onlinelibrary.wiley.com"],"crossmark-restriction":true},"short-container-title":["BJOG"],"published-print":{"date-parts":[[2024,8]]},"abstract":"<jats:title>Abstract<\/jats:title>\n                  <jats:sec>\n                    <jats:title>Objective<\/jats:title>\n                    <jats:p>To describe the incidence, and sociodemographic and clinical factors associated with preterm birth and perinatal mortality in Nigeria.<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Design<\/jats:title>\n                    <jats:p>Secondary analysis of data collected through the Maternal Perinatal Database for Quality, Equity and Dignity (MPD\u20104\u2010QED) Programme.<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Setting<\/jats:title>\n                    <jats:p>Data from births in 54 referral\u2010level hospitals across Nigeria between 1 September 2019 and 31 August 2020.<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Population<\/jats:title>\n                    <jats:p>A total of 69\u2009698 births.<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Methods<\/jats:title>\n                    <jats:p>Multilevel modelling was used to determine the factors associated with preterm birth and perinatal mortality.<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Outcome measures<\/jats:title>\n                    <jats:p>Preterm birth and preterm perinatal mortality.<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Results<\/jats:title>\n                    <jats:p>Of 62\u2009383 live births, 9547 were preterm (153 per 1000 live births). Maternal age (&lt;20\u2009years \u2013 adjusted odds ratio [aOR] 1.52, 95% CI 1.36\u20131.71; &gt;35\u2009years \u2013 aOR 1.23, 95% CI 1.16\u20131.30), no formal education (aOR 1.68, 95% CI 1.54\u20131.84), partner not gainfully employed (aOR 1.94, 95% CI 1.61\u20132.34) and no antenatal care (aOR 2.62, 95% CI 2.42\u20132.84) were associated with preterm births. Early neonatal mortality for preterm neonates was 47.2 per 1000 preterm live births (451\/9547). Father's occupation (manual labour aOR 1.52, 95% CI 1.20\u20131.93), hypertensive disorders of pregnancy (aOR 1.37, 95% CI 1.02\u20131.83), no antenatal care (aOR 2.74, 95% CI 2.04\u20133.67), earlier gestation (28 to &lt;32\u2009weeks \u2013 aOR 2.94, 95% CI 2.15\u20134.10; 32 to &lt;34\u2009weeks \u2013 aOR 1.80, 95% CI 1.3\u20132.44) and birthweight &lt;1000\u2009g (aOR 21.35, 95% CI 12.54\u201336.33) were associated with preterm perinatal mortality.<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Conclusions<\/jats:title>\n                    <jats:p>Preterm birth and perinatal mortality in Nigeria are high. Efforts should be made to enhance access to quality health care during pregnancy, delivery and the neonatal period, and improve the parental socio\u2010economic status.<\/jats:p>\n                  <\/jats:sec>","DOI":"10.1111\/1471-0528.17869","type":"journal-article","created":{"date-parts":[[2024,5,31]],"date-time":"2024-05-31T03:21:15Z","timestamp":1717125675000},"page":"30-41","update-policy":"https:\/\/doi.org\/10.1002\/crossmark_policy","source":"Crossref","is-referenced-by-count":8,"title":["Determinants and outcomes of preterm births in Nigerian tertiary facilities"],"prefix":"10.1111","volume":"131","author":[{"given":"Iretiola Bamikeolu","family":"Fajolu","sequence":"first","affiliation":[{"name":"Department of Paediatrics Lagos University Teaching Hospital &amp; College of Medicine, University of Lagos  Idi\u2010Araba Lagos Nigeria"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Iyabode Olabisis Florence","family":"Dedeke","sequence":"additional","affiliation":[{"name":"Department of Paediatrics Federal Medical Centre  Abeokuta Ogun State Nigeria"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Timothy A.","family":"Oluwasola","sequence":"additional","affiliation":[{"name":"Department of Obstetrics and Gynaecology University College Hospital &amp; College of Medicine, University of Ibadan  Ibadan Oyo State Nigeria"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Lawal","family":"Oyeneyin","sequence":"additional","affiliation":[{"name":"Department of Obstetrics and Gynaecology University of Medical Sciences Teaching Hospital  Ondo Ondo State Nigeria"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Zainab","family":"Imam","sequence":"additional","affiliation":[{"name":"Department of Paediatrics Lagos State University Teaching Hospital  Ikeja Lagos Nigeria"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Ezra","family":"Ogundare","sequence":"additional","affiliation":[{"name":"Department of Paediatrics Ekiti State University Teaching Hospital  Ado\u2010Ekiti Ekiti State Nigeria"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Ibijoke","family":"Campbell","sequence":"additional","affiliation":[{"name":"Department of Paediatrics Adeoyo Maternity Teaching Hospital  Ibadan Oyo State Nigeria"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Bola","family":"Akinkunmi","sequence":"additional","affiliation":[{"name":"Department of Paediatrics University of Medical Sciences Teaching Hospital  Akure Ondo State Nigeria"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Ekundayo O.","family":"Ayegbusi","sequence":"additional","affiliation":[{"name":"Department of Obstetrics and Gynaecology Obafemi Awolowo University Teaching Hospitals Complex &amp; 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