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Procalcitonin in Preterm Neonates: A Different Threshold and Prolonged Interpretation

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Journal Front Pediatr
Specialty Pediatrics
Date 2021 Jun 3
PMID 34079778
Citations 1
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Abstract

To evaluate the positive threshold of PCT for neonates of <32 weeks of gestation for the diagnosis of early-onset sepsis and to determine if the level of PCT collected within 6 h of life could be used. Retrospective and bicentric study from May 2016 to April 2018. Two groups were established, neonates evaluated for PCT at birth (CordPCT) and within 6 h of life (delPCT). Two hundred and sixty neonates of <32 weeks of gestation born in Nice and South Paris (Bicêtre) University Hospitals, had been evaluated for PCT level. The value of the PCT positive threshold was determined for the total population and each groups thanks ROC curves. The threshold level of PCT for the total population was 0.98 ng/mL. The threshold value of cordPCT group was 1.00 vs. 0.98 ng/mL for delPCT group. The area under the Receiver Operating Characteristics curve for PCT sampled in delPCT group was significantly higher than in cordPCT group (0.94 compared to 0.75). The threshold level of PCT was higher in this cohort of neonates of <32 weeks of gestation compared to the value generally described for term neonates. The secondary sampling PCT level seems to be usable in screening algorithm for early-onset neonatal sepsis.

Citing Articles

The diagnostic accuracy of umbilical cord procalcitonin in predicting early-onset neonatal infection.

Nguyen T, Thi D, Truong Q, Pham T PLoS One. 2025; 20(1):e0316987.

PMID: 39821188 PMC: 11737792. DOI: 10.1371/journal.pone.0316987.


Umbilical Cord Procalcitonin to Detect Early-Onset Sepsis in Newborns: A Promising Biomarker.

Dongen O, van Leeuwen L, de Groot P, Vollebregt K, Schiering I, Wevers B Front Pediatr. 2021; 9:779663.

PMID: 34956986 PMC: 8704118. DOI: 10.3389/fped.2021.779663.

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