Diagnostic Value of Mean Platelet Volume, Neutrophil-to-Lymphocyte Ratio, and Platelet to Lymphocyte Ratio for Late-Onset Neonatal Sepsis

Background: Neonatal sepsis (NS) is the most common cause of neonatal mortality, currently confirmed with blood culture as the diagnostic gold standard. However, being time-consuming, false-negative results, being affected by even a single dose of antibiotics, and expensiveness are negative aspects....

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Main Authors: Behzad Barekatain, Elahe Mardani, Alireza Sadeghnia, Zahra Heidari
Format: Article
Language:English
Published: Wolters Kluwer Medknow Publications 2025-01-01
Series:International Journal of Preventive Medicine
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Online Access:https://journals.lww.com/10.4103/ijpvm.ijpvm_45_23
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author Behzad Barekatain
Elahe Mardani
Alireza Sadeghnia
Zahra Heidari
author_facet Behzad Barekatain
Elahe Mardani
Alireza Sadeghnia
Zahra Heidari
author_sort Behzad Barekatain
collection DOAJ
description Background: Neonatal sepsis (NS) is the most common cause of neonatal mortality, currently confirmed with blood culture as the diagnostic gold standard. However, being time-consuming, false-negative results, being affected by even a single dose of antibiotics, and expensiveness are negative aspects. Therefore, we aimed to investigate the diagnostic value of complete blood count (CBC) parameters: mean platelet volume (MPV), neutrophil-to-lymphocyte ratio (NLR), and platelet to lymphocyte ratio (PLR) which have been suggested in previous studies. Methods: A total of 100 term and preterm neonates (age ≥ 32 weeks) hospitalized in Alzahra and Shahid Beheshti hospitals in Isfahan, Iran, were studied. Fifty neonates with late neonatal sepsis were placed in the case group, and 50 neonates with other diagnoses were placed in the control group. Neonatal blood samples were sent to the laboratory, and MPV, NLR, and PLR were measured. Results: The mean (standard deviation) of MPV was 7.20 (4.39) in the case group and 9.55 (0.87) in the control group, and there was a significant difference between them (P value = 0.001). At the cutoff point of 8.25 in MPV, the area under the curve (AUC) was 0.594 with a sensitivity of 100% and specificity of 30%. The mean (standard deviation) of NLR was 1.79 (1.21) in the case group and 2.28 (1.25) in the control group, and there was no significant difference between them (P value = 0.692). The mean (standard deviation) of PLR was 62.58 (34.57) in the case group and 65.11 (28.55) in the control group, and there was no significant difference between them (P value = 0.836). Conclusions: MPV, unlike NLR and PLR, can be used as a sensitive and cost-effective primary screening index in late NS at the cutoff point of 8.25 due. However, low specificity suggests a poor diagnostic value.
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spelling doaj-art-5ca7b244486b4bb196d02d5eed1e5dd82025-02-10T15:22:04ZengWolters Kluwer Medknow PublicationsInternational Journal of Preventive Medicine2008-78022008-82132025-01-011611110.4103/ijpvm.ijpvm_45_23Diagnostic Value of Mean Platelet Volume, Neutrophil-to-Lymphocyte Ratio, and Platelet to Lymphocyte Ratio for Late-Onset Neonatal SepsisBehzad BarekatainElahe MardaniAlireza SadeghniaZahra HeidariBackground: Neonatal sepsis (NS) is the most common cause of neonatal mortality, currently confirmed with blood culture as the diagnostic gold standard. However, being time-consuming, false-negative results, being affected by even a single dose of antibiotics, and expensiveness are negative aspects. Therefore, we aimed to investigate the diagnostic value of complete blood count (CBC) parameters: mean platelet volume (MPV), neutrophil-to-lymphocyte ratio (NLR), and platelet to lymphocyte ratio (PLR) which have been suggested in previous studies. Methods: A total of 100 term and preterm neonates (age ≥ 32 weeks) hospitalized in Alzahra and Shahid Beheshti hospitals in Isfahan, Iran, were studied. Fifty neonates with late neonatal sepsis were placed in the case group, and 50 neonates with other diagnoses were placed in the control group. Neonatal blood samples were sent to the laboratory, and MPV, NLR, and PLR were measured. Results: The mean (standard deviation) of MPV was 7.20 (4.39) in the case group and 9.55 (0.87) in the control group, and there was a significant difference between them (P value = 0.001). At the cutoff point of 8.25 in MPV, the area under the curve (AUC) was 0.594 with a sensitivity of 100% and specificity of 30%. The mean (standard deviation) of NLR was 1.79 (1.21) in the case group and 2.28 (1.25) in the control group, and there was no significant difference between them (P value = 0.692). The mean (standard deviation) of PLR was 62.58 (34.57) in the case group and 65.11 (28.55) in the control group, and there was no significant difference between them (P value = 0.836). Conclusions: MPV, unlike NLR and PLR, can be used as a sensitive and cost-effective primary screening index in late NS at the cutoff point of 8.25 due. However, low specificity suggests a poor diagnostic value.https://journals.lww.com/10.4103/ijpvm.ijpvm_45_23lymphocyteneonatal sepsisneutrophilplatelet
spellingShingle Behzad Barekatain
Elahe Mardani
Alireza Sadeghnia
Zahra Heidari
Diagnostic Value of Mean Platelet Volume, Neutrophil-to-Lymphocyte Ratio, and Platelet to Lymphocyte Ratio for Late-Onset Neonatal Sepsis
International Journal of Preventive Medicine
lymphocyte
neonatal sepsis
neutrophil
platelet
title Diagnostic Value of Mean Platelet Volume, Neutrophil-to-Lymphocyte Ratio, and Platelet to Lymphocyte Ratio for Late-Onset Neonatal Sepsis
title_full Diagnostic Value of Mean Platelet Volume, Neutrophil-to-Lymphocyte Ratio, and Platelet to Lymphocyte Ratio for Late-Onset Neonatal Sepsis
title_fullStr Diagnostic Value of Mean Platelet Volume, Neutrophil-to-Lymphocyte Ratio, and Platelet to Lymphocyte Ratio for Late-Onset Neonatal Sepsis
title_full_unstemmed Diagnostic Value of Mean Platelet Volume, Neutrophil-to-Lymphocyte Ratio, and Platelet to Lymphocyte Ratio for Late-Onset Neonatal Sepsis
title_short Diagnostic Value of Mean Platelet Volume, Neutrophil-to-Lymphocyte Ratio, and Platelet to Lymphocyte Ratio for Late-Onset Neonatal Sepsis
title_sort diagnostic value of mean platelet volume neutrophil to lymphocyte ratio and platelet to lymphocyte ratio for late onset neonatal sepsis
topic lymphocyte
neonatal sepsis
neutrophil
platelet
url https://journals.lww.com/10.4103/ijpvm.ijpvm_45_23
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AT alirezasadeghnia diagnosticvalueofmeanplateletvolumeneutrophiltolymphocyteratioandplatelettolymphocyteratioforlateonsetneonatalsepsis
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