Relationship between sonorheometry parameters and laboratory values in a critical care setting in Italy: a retrospective cohort study

Purpose This preliminary retrospective cohort study analyzed the relationship between the parameters provided by sonorheometry device Quantra and the coagulation values obtained from standard venous blood samples in patients admitted in intensive care unit (ICU). Methods We reviewed medical charts o...

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Main Authors: Antonio Romanelli, Renato Gammaldi, Alessandro Calicchio, Salvatore Palmese, Antonio Siglioccolo
Format: Article
Language:English
Published: Korean Society of Traumatology 2023-09-01
Series:Journal of Trauma and Injury
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Online Access:http://jtraumainj.org/upload/pdf/jti-2023-0014.pdf
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author Antonio Romanelli
Renato Gammaldi
Alessandro Calicchio
Salvatore Palmese
Antonio Siglioccolo
author_facet Antonio Romanelli
Renato Gammaldi
Alessandro Calicchio
Salvatore Palmese
Antonio Siglioccolo
author_sort Antonio Romanelli
collection DOAJ
description Purpose This preliminary retrospective cohort study analyzed the relationship between the parameters provided by sonorheometry device Quantra and the coagulation values obtained from standard venous blood samples in patients admitted in intensive care unit (ICU). Methods We reviewed medical charts of 13 ICU adult patients in whom at least one coagulation study with Quantra was performed. The relationship between Quantra and laboratory data was analyzed with the Spearman rank correlation coefficient (rho). The 95% confidence interval (CI) was computed. A P-value <0.05 was considered statistically significant. Results We collected 28 data pairs. Statistically significant moderate correlations were found for the following parameters: clot time (CT) and activated partial thromboplastin time (rho=0.516; 95% CI, 0.123–0.904; P=0.009; clot stiffness (CS) and the international normalized ratio (INR; rho=0.418; 95% CI, 0.042–0.787; P=0.039); INR and platelet contribution to CS (rho=0.459; 95% CI, 0.077–0.836; P=0.022); platelet count and platelet contribution to CS (PCS; rho=0.498; 95% CI, 0.166–0.825; P=0.008); and fibrinogen and fibrinogen contribution to CS (FCS; rho=0.620; 95% CI, 0.081–0.881; P=0.001). Conclusions Quantra can provide useful information regarding coagulation status, showing modest correlations with the parameters obtained from laboratory tests. During diffuse bleeding, CT and FCS values can guide the proper administration of clotting factors and fibrinogens. However, the correlation of INR with CS and PCS can cause misinterpretation. Further studies are needed to clarify the relationship between Quantra parameters and laboratory tests in the critical care setting and the role of sonorheometry in guiding targeted therapies and improving outcomes.
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spelling doaj-art-389c4b416b174925ae084a6537f3537a2025-01-16T05:40:00ZengKorean Society of TraumatologyJournal of Trauma and Injury2799-43172287-16832023-09-0136321021610.20408/jti.2023.00141253Relationship between sonorheometry parameters and laboratory values in a critical care setting in Italy: a retrospective cohort studyAntonio Romanelli0Renato Gammaldi1Alessandro Calicchio2Salvatore Palmese3Antonio Siglioccolo4 Department of Anesthesia and Intensive Care Unit, Azienda Ospedaliero Universitaria San Giovanni di Dio Ruggi d’Aragona, Salerno, Italy Department of Anesthesia and Intensive Care Unit, Azienda Ospedaliero Universitaria San Giovanni di Dio Ruggi d’Aragona, Salerno, Italy Department of Anesthesia and Intensive Care, University of Naples Federico II, Naples, Italy Department of Anesthesia and Intensive Care Unit, Azienda Ospedaliero Universitaria San Giovanni di Dio Ruggi d’Aragona, Salerno, Italy Department of Anesthesia and Intensive Care Unit, Azienda Ospedaliero Universitaria San Giovanni di Dio Ruggi d’Aragona, Salerno, ItalyPurpose This preliminary retrospective cohort study analyzed the relationship between the parameters provided by sonorheometry device Quantra and the coagulation values obtained from standard venous blood samples in patients admitted in intensive care unit (ICU). Methods We reviewed medical charts of 13 ICU adult patients in whom at least one coagulation study with Quantra was performed. The relationship between Quantra and laboratory data was analyzed with the Spearman rank correlation coefficient (rho). The 95% confidence interval (CI) was computed. A P-value <0.05 was considered statistically significant. Results We collected 28 data pairs. Statistically significant moderate correlations were found for the following parameters: clot time (CT) and activated partial thromboplastin time (rho=0.516; 95% CI, 0.123–0.904; P=0.009; clot stiffness (CS) and the international normalized ratio (INR; rho=0.418; 95% CI, 0.042–0.787; P=0.039); INR and platelet contribution to CS (rho=0.459; 95% CI, 0.077–0.836; P=0.022); platelet count and platelet contribution to CS (PCS; rho=0.498; 95% CI, 0.166–0.825; P=0.008); and fibrinogen and fibrinogen contribution to CS (FCS; rho=0.620; 95% CI, 0.081–0.881; P=0.001). Conclusions Quantra can provide useful information regarding coagulation status, showing modest correlations with the parameters obtained from laboratory tests. During diffuse bleeding, CT and FCS values can guide the proper administration of clotting factors and fibrinogens. However, the correlation of INR with CS and PCS can cause misinterpretation. Further studies are needed to clarify the relationship between Quantra parameters and laboratory tests in the critical care setting and the role of sonorheometry in guiding targeted therapies and improving outcomes.http://jtraumainj.org/upload/pdf/jti-2023-0014.pdfblood coagulationpoint-of-care testingnonparametric statistics
spellingShingle Antonio Romanelli
Renato Gammaldi
Alessandro Calicchio
Salvatore Palmese
Antonio Siglioccolo
Relationship between sonorheometry parameters and laboratory values in a critical care setting in Italy: a retrospective cohort study
Journal of Trauma and Injury
blood coagulation
point-of-care testing
nonparametric statistics
title Relationship between sonorheometry parameters and laboratory values in a critical care setting in Italy: a retrospective cohort study
title_full Relationship between sonorheometry parameters and laboratory values in a critical care setting in Italy: a retrospective cohort study
title_fullStr Relationship between sonorheometry parameters and laboratory values in a critical care setting in Italy: a retrospective cohort study
title_full_unstemmed Relationship between sonorheometry parameters and laboratory values in a critical care setting in Italy: a retrospective cohort study
title_short Relationship between sonorheometry parameters and laboratory values in a critical care setting in Italy: a retrospective cohort study
title_sort relationship between sonorheometry parameters and laboratory values in a critical care setting in italy a retrospective cohort study
topic blood coagulation
point-of-care testing
nonparametric statistics
url http://jtraumainj.org/upload/pdf/jti-2023-0014.pdf
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