{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,3,13]],"date-time":"2026-03-13T01:09:30Z","timestamp":1773364170525,"version":"3.50.1"},"reference-count":72,"publisher":"Cambridge University Press (CUP)","issue":"15","license":[{"start":{"date-parts":[[2021,4,16]],"date-time":"2021-04-16T00:00:00Z","timestamp":1618531200000},"content-version":"unspecified","delay-in-days":0,"URL":"https:\/\/www.cambridge.org\/core\/terms"}],"content-domain":{"domain":["cambridge.org"],"crossmark-restriction":true},"short-container-title":["Public Health Nutr."],"published-print":{"date-parts":[[2021,10]]},"abstract":"<jats:title>Abstract<\/jats:title><jats:sec id=\"S136898002100166X_as1\"><jats:title>Objective:<\/jats:title><jats:p>Gestational anaemia (GA) is common in developing countries. This study assessed the relationship of late GA and negative perinatal outcomes in participants recruited in a reference maternity unit of the Caribbean region of Colombia.<\/jats:p><\/jats:sec><jats:sec id=\"S136898002100166X_as2\"><jats:title>Design:<\/jats:title><jats:p>Prospective analytical birth cohort study. Maternal Hb and serum ferritin (SF) levels were measured. GA was defined as Hb levels &lt;6\u00b782 mmol\/l (&lt;11 g\/dl), SF depletion as SF levels &lt;12 \u00b5g\/l. Birth outcomes such as low birth weight (LBW), preterm birth (PB) and small for gestational age (SGA) were examined.<\/jats:p><\/jats:sec><jats:sec id=\"S136898002100166X_as3\"><jats:title>Setting:<\/jats:title><jats:p>Mothers in the first stage of labour, living in urban or rural areas of Bol\u00edvar, were enrolled in an obstetrical centre located in Cartagena, Colombia. Blood and stool samples were taken prior delivery. Maternal blood count, SF levels and infant anthropometric data were recorded for analysis.<\/jats:p><\/jats:sec><jats:sec id=\"S136898002100166X_as4\"><jats:title>Participants:<\/jats:title><jats:p>1218 pregnant women aged 18\u201342 years and their newborns.<\/jats:p><\/jats:sec><jats:sec id=\"S136898002100166X_as5\"><jats:title>Results:<\/jats:title><jats:p>Prevalence of GA and SF depletion was 41\u00b76 % and 41\u00b71 %, respectively. GA was positively associated with poverty-related sociodemographic conditions. Prenatal care attendance lowered the risk of PB, LBW and SGA. Birth weight was inversely associated with Hb levels, observing a \u221236\u00b78 g decrease in newborn weight per 0\u00b762 mmol\/l (or 1 g\/dl) of maternal Hb. SF depletion, but not anaemia, was associated with PB. SGA outcome showed a significant association with anaemia, but not a significant relationship with SF depletion.<\/jats:p><\/jats:sec><jats:sec id=\"S136898002100166X_as6\"><jats:title>Conclusions:<\/jats:title><jats:p>Birth weight and other-related perinatal outcomes are negatively associated with Hb and SF depletion. Prenatal care attendance reduced the risk of negative birth outcomes.<\/jats:p><\/jats:sec>","DOI":"10.1017\/s136898002100166x","type":"journal-article","created":{"date-parts":[[2021,4,16]],"date-time":"2021-04-16T10:29:22Z","timestamp":1618568962000},"page":"5090-5100","update-policy":"https:\/\/doi.org\/10.1017\/policypage","source":"Crossref","is-referenced-by-count":13,"title":["Iron status in late pregnancy is inversely associated with birth weight in Colombia"],"prefix":"10.1017","volume":"24","author":[{"ORCID":"https:\/\/orcid.org\/0000-0001-5877-2001","authenticated-orcid":false,"given":"Alejandra","family":"Puerto","sequence":"first","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Annabelle","family":"Trojan","sequence":"additional","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Nelson 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