Northern Clinical School: Recent submissions
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High maternal serum ferritin in early pregnancy and risk of spontaneous preterm birth
Published 2015-01-01Previous studies have reported inconsistent associations between maternal serum ferritin concentrations and risk of preterm birth. The aim of this study was to examine the association between iron biomarkers, including ...Open AccessArticle -
Maternal body weight and first trimester screening for chromosomal anomalies
Published 2014-01-01Prenatal risk ratios for Down syndrome adjust for maternal weight because maternal serum 2 biomarker levels decrease with increasing maternal weight. This is accomplished by converting 3 serum biomarker values into a ...Open AccessArticle, Letter -
Trends and outcomes of postpartum haemorrhage, 2003-2011
Published 2015-01-01Background: While rates of postpartum haemorrhage (PPH) have continued to rise, it is not clear if the association with other morbidity and transfusion has changed over time. This study explores the recent trend in postpartum ...Open AccessArticle -
Red cell and platelet transfusions in neonates: a population based study
Published 2015-01-01Objectives: Reports of neonatal transfusion practices have focused predominantly on premature neonates admitted to neonatal intensive care units (NICU), however little is known about transfusion among other neonates. This ...Open AccessArticle -
Instrumental variable meta-analysis of randomised trials of epidural analgesia in labour to adjust for non-compliance
Published 2015-01-01Objective: Intention-to-treat analysis of randomised controlled trials may cause bias towards the null where non-compliance with the allocated intervention occurs. Instrumental variable analysis allows estimation of the ...Open AccessArticle