Evaluation of the Association of Laboratory Tests Associated with Mortality in Term Neonates with Hypoxic-Ischemic Encephalopathy

Objective: The evaluation of the relationships between the mortality and early period laboratory tests in the term infants diagnosed as hypoxic ischemic encephalopathy (HIE).Material and Methods: The newborns diagnosed as HIE between January 2004 and December 2008 were divided into two groups as the...

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Main Authors: Emrah Can, Ali Bülbül, Asiye Nuhoğlu
Format: Article
Language:English
Published: Galenos Publishing House 2011-09-01
Series:Balkan Medical Journal
Subjects:
Online Access:http://tutfd.org/text.php3?id=772
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author Emrah Can
Ali Bülbül
Asiye Nuhoğlu
author_facet Emrah Can
Ali Bülbül
Asiye Nuhoğlu
author_sort Emrah Can
collection DOAJ
description Objective: The evaluation of the relationships between the mortality and early period laboratory tests in the term infants diagnosed as hypoxic ischemic encephalopathy (HIE).Material and Methods: The newborns diagnosed as HIE between January 2004 and December 2008 were divided into two groups as the living and non-surviving groups. The two groups were evaluated prospectively.Results: Thirty two infants were included in the study. According to the Sarnat&Sarnat classification, 9 (28.1%), 14 (43.8%) and 9 infants (28.1%) were in stage 1, 2 and 3, respectively. Eight (25%) infants died. In the correlation evaluation of risk factors; lack of-follow-up at the antenatal period (r²=0.35) and having convulsions (r²=0.50) were positively associated with Sarnat stage. A positive relationship between Sarnat stage and the mortality rate was also determined (r²=0.57). CK-MB was strongly (r²=0.74), troponin-I moderately (r²=0.44), and pH weakly (r²=0.27) associated with mortality. In predicting mortality, the sensitivity and specificity for CK-MB was 100% and 91.6%, for Troponin I 100% and 70.8% and for pH 75% and 87.5%, respectively.Conclusion: This study demonstrates that in HIE, the relationship between the early period mortality rate and CK- MB values are strong, whereas for troponin-I and pH there is a moderate and weak association respectively.
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spelling doaj.art-bee1389670d5407b941cf1002d9ec4322023-02-15T16:18:00ZengGalenos Publishing HouseBalkan Medical Journal2146-31232146-31312011-09-012803256260Evaluation of the Association of Laboratory Tests Associated with Mortality in Term Neonates with Hypoxic-Ischemic EncephalopathyEmrah CanAli BülbülAsiye NuhoğluObjective: The evaluation of the relationships between the mortality and early period laboratory tests in the term infants diagnosed as hypoxic ischemic encephalopathy (HIE).Material and Methods: The newborns diagnosed as HIE between January 2004 and December 2008 were divided into two groups as the living and non-surviving groups. The two groups were evaluated prospectively.Results: Thirty two infants were included in the study. According to the Sarnat&Sarnat classification, 9 (28.1%), 14 (43.8%) and 9 infants (28.1%) were in stage 1, 2 and 3, respectively. Eight (25%) infants died. In the correlation evaluation of risk factors; lack of-follow-up at the antenatal period (r²=0.35) and having convulsions (r²=0.50) were positively associated with Sarnat stage. A positive relationship between Sarnat stage and the mortality rate was also determined (r²=0.57). CK-MB was strongly (r²=0.74), troponin-I moderately (r²=0.44), and pH weakly (r²=0.27) associated with mortality. In predicting mortality, the sensitivity and specificity for CK-MB was 100% and 91.6%, for Troponin I 100% and 70.8% and for pH 75% and 87.5%, respectively.Conclusion: This study demonstrates that in HIE, the relationship between the early period mortality rate and CK- MB values are strong, whereas for troponin-I and pH there is a moderate and weak association respectively.http://tutfd.org/text.php3?id=772Hypoxic-ischemic encephalopathymortalityCK-MBtroponin Inewborn
spellingShingle Emrah Can
Ali Bülbül
Asiye Nuhoğlu
Evaluation of the Association of Laboratory Tests Associated with Mortality in Term Neonates with Hypoxic-Ischemic Encephalopathy
Balkan Medical Journal
Hypoxic-ischemic encephalopathy
mortality
CK-MB
troponin I
newborn
title Evaluation of the Association of Laboratory Tests Associated with Mortality in Term Neonates with Hypoxic-Ischemic Encephalopathy
title_full Evaluation of the Association of Laboratory Tests Associated with Mortality in Term Neonates with Hypoxic-Ischemic Encephalopathy
title_fullStr Evaluation of the Association of Laboratory Tests Associated with Mortality in Term Neonates with Hypoxic-Ischemic Encephalopathy
title_full_unstemmed Evaluation of the Association of Laboratory Tests Associated with Mortality in Term Neonates with Hypoxic-Ischemic Encephalopathy
title_short Evaluation of the Association of Laboratory Tests Associated with Mortality in Term Neonates with Hypoxic-Ischemic Encephalopathy
title_sort evaluation of the association of laboratory tests associated with mortality in term neonates with hypoxic ischemic encephalopathy
topic Hypoxic-ischemic encephalopathy
mortality
CK-MB
troponin I
newborn
url http://tutfd.org/text.php3?id=772
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AT alibulbul evaluationoftheassociationoflaboratorytestsassociatedwithmortalityintermneonateswithhypoxicischemicencephalopathy
AT asiyenuhoglu evaluationoftheassociationoflaboratorytestsassociatedwithmortalityintermneonateswithhypoxicischemicencephalopathy