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Hematological abnormalities and age in pregnancy may increase the likelihood for transfusion and mortality.<\/jats:p><\/jats:sec><jats:sec><jats:title>Study Design and Methods<\/jats:title><jats:p>Hematological profiles and transfusion history of pregnant mothers presenting to a tertiary hospital, were evaluated over 2\u2009years. Age, anemia, leukocytosis and thrombocytopenia were assessed for transfusion likelihood. Iron deficiency and coagulation were assessed in transfused patients. Anemia, leukocytosis, thrombocytopenia, human immunodeficiency virus (HIV) and transfusion were assessed for mortality likelihood.<\/jats:p><\/jats:sec><jats:sec><jats:title>Results<\/jats:title><jats:p>There were 12,889 pregnant mothers included. Mothers &lt;19\u2010years\u2010old had the highest prevalence of anemia (31.5%) and proportion of transfusions (19%). The transfusion likelihood was increased in mothers with anemia (odds ratios [OR]\u2009=\u20096.41; confidence intervals at 95% [95% CI] 5.46\u20137.71), leukocytosis (OR\u2009=\u20092.35; 95% CI 2.00\u20132.76) or thrombocytopenia (OR\u2009=\u20092.71; 95% CI 2.21\u20133.33). Mothers with prolonged prothrombin times received twice as many blood products as their normal counterparts (<jats:italic>p<\/jats:italic>\u2009=\u2009.03) and those with iron deficiency anemia five times more blood products (<jats:italic>p<\/jats:italic>\u2009&lt;\u2009.001). Increased likelihood for mortality was seen in patients with anemia (OR\u2009=\u20094.15, 95% CI 2.03\u20138.49), leukocytosis (OR\u2009=\u20092.68; 95% CI 1.19\u20136.04) and those receiving blood transfusion (OR\u2009=\u20093.6, 95% CI 1.75\u20137.47).<\/jats:p><\/jats:sec><jats:sec><jats:title>Discussion<\/jats:title><jats:p>Adolescence, anemia, leukocytosis and thrombocytopenia expose mothers to a high risk for transfusion and\/or mortality. These risk factors should promptly trigger management and referral of patients. Presenting hematological profiles are strong predictors of maternal outcome and transfusion risk.<\/jats:p><\/jats:sec>","DOI":"10.1111\/trf.17849","type":"journal-article","created":{"date-parts":[[2024,4,25]],"date-time":"2024-04-25T11:59:23Z","timestamp":1714046363000},"page":"986-997","update-policy":"https:\/\/doi.org\/10.1002\/crossmark_policy","source":"Crossref","is-referenced-by-count":3,"title":["The influence of hematological profiles on the transfusion management and mortality risk of mothers presenting to the obstetric unit of a South African tertiary medical facility"],"prefix":"10.1111","volume":"64","author":[{"ORCID":"https:\/\/orcid.org\/0000-0002-7509-1010","authenticated-orcid":false,"given":"Michael","family":"Linstr\u00f6m","sequence":"first","affiliation":[{"name":"Division of Hematological Pathology, Department of Pathology Stellenbosch University  Cape Town South Africa"},{"name":"Division of Hematopathology, National Health Laboratory Services Tygerberg Hospital  Cape Town South Africa"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Ernest","family":"Musekwa","sequence":"additional","affiliation":[{"name":"Division of Hematological Pathology, Department of Pathology Stellenbosch University  Cape Town South Africa"},{"name":"Division of Hematopathology, National Health Laboratory Services Tygerberg Hospital  Cape Town South Africa"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Erica\u2010Mari","family":"Nell","sequence":"additional","affiliation":[{"name":"Division of Hematological Pathology, Department of Pathology Stellenbosch University  Cape Town South Africa"},{"name":"Division of Hematopathology, National Health Laboratory Services Tygerberg Hospital  Cape Town South Africa"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Liesl","family":"de Waard","sequence":"additional","affiliation":[{"name":"Department of Obstetrics and Gynecology Stellenbosch University  Cape Town South Africa"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Zivanai","family":"Chapanduka","sequence":"additional","affiliation":[{"name":"Division of Hematological Pathology, Department of Pathology Stellenbosch University  Cape Town South Africa"},{"name":"Division of Hematopathology, National Health Laboratory Services Tygerberg Hospital  Cape Town South Africa"}],"role":[{"vocabulary":"crossref","role":"author"}]}],"member":"311","published-online":{"date-parts":[[2024,4,25]]},"reference":[{"key":"e_1_2_8_2_1","doi-asserted-by":"publisher","DOI":"10.1016\/S2214-109X(18)30385-1"},{"key":"e_1_2_8_3_1","volume-title":"Trends in maternal mortality 2000 to 2017: estimates by WHO, UNICEF, UNFPA","author":"World Health Organisation","year":"2019"},{"key":"e_1_2_8_4_1","doi-asserted-by":"publisher","DOI":"10.1111\/j.1471-0528.2008.01866.x"},{"issue":"32","key":"e_1_2_8_5_1","first-page":"34","article-title":"Saving mothers 2017: annual report on confidential inquiries into maternal death in South Africa","volume":"2","author":"Moodley N","year":"2017","journal-title":"Elsevier"},{"key":"e_1_2_8_6_1","unstructured":"IturraldeD BodigeloLO AhuejereL MalulekeTN XosaN MawandeC.The status of women's health in South Africa: Evidence from selected indicators [Report 03\u201000\u201018]. 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