Predictors of Noninvasive Respiratory Support Failure in COVID-19 Patients: A Prospective Observational Study

<i>Background and Objective:</i> Respiratory assistance tactic that is best for COVID-19-associated acute hypoxemic respiratory failure (AHRF) individuals has yet to be determined. Patients with AHRF may benefit from the use of a high-flow nasal cannula (HFNC) and non-invasive ventilatio...

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Main Authors: Rolandas Zablockis, Goda Šlekytė, Rūta Mereškevičienė, Karolina Kėvelaitienė, Birutė Zablockienė, Edvardas Danila
Format: Article
Language:English
Published: MDPI AG 2022-06-01
Series:Medicina
Subjects:
Online Access:https://www.mdpi.com/1648-9144/58/6/769
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author Rolandas Zablockis
Goda Šlekytė
Rūta Mereškevičienė
Karolina Kėvelaitienė
Birutė Zablockienė
Edvardas Danila
author_facet Rolandas Zablockis
Goda Šlekytė
Rūta Mereškevičienė
Karolina Kėvelaitienė
Birutė Zablockienė
Edvardas Danila
author_sort Rolandas Zablockis
collection DOAJ
description <i>Background and Objective:</i> Respiratory assistance tactic that is best for COVID-19-associated acute hypoxemic respiratory failure (AHRF) individuals has yet to be determined. Patients with AHRF may benefit from the use of a high-flow nasal cannula (HFNC) and non-invasive ventilation (NIV). The goals of this prospective observational research were to estimate predictive factors for HFNC and NIV failure in COVID-19-related AHRF subjects. <i>Materials and Methods:</i> The research enlisted the participation of 124 patients. A stepwise treatment approach was used. HFNC and NIV were used on 124 (100%) and 64 (51.6%) patients, respectively. Thirty (24.2%) of 124 patients were intubated and received invasive mechanical ventilation. <i>Results:</i> 85 (68.5%) patients were managed successfully. Patients who required NIV exhibited a higher prevalence of treatment failure (70.3% vs. 51.6%, <i>p</i> = 0.019) and had higher mortality (59.4% vs. 31.5%, <i>p</i> = 0.001) than patients who received HFNC. Using logistic regression, the respiratory rate oxygenation (ROX) index at 24 h (odds ratio (OR) = 0.74, <i>p</i> = 0.018) and the Charlson Comorbidity Index (CCI) (OR = 1.60, <i>p</i> = 0.003) were found to be predictors of HFNC efficacy. It was the ROX index at 24 h and the CCI optimum cut-off values for HFNC outcome that were 6.1 (area under the curve (AUC) = 0.73) and 2.5 (AUC = 0.68), respectively. Serum ferritin level (OR = 0.23, <i>p</i> = 0.041) and lymphocyte count (OR = 1.03, <i>p</i> = 0.01) were confirmed as predictors of NIV failure. Serum ferritin level at a cut-off value of 456.2 ng/mL (AUC = 0.67) and lymphocyte count lower than 0.70 per mm<sup>3</sup>, (AUC = 0.70) were associated with NIV failure with 70.5% sensitivity, 68.7% specificity and sensitivity of 84.1%, specificity of 56.2%, respectively. <i>Conclusion:</i> The ROX index at 24 h, CCI, as well as serum ferritin level, and lymphocyte count can be used as markers for HFNC and NIV failure, respectively, in SARS-CoV-2-induced AHRF patients.
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spelling doaj.art-f52e4a0eea074969af72e84cb19be09d2023-11-23T17:52:17ZengMDPI AGMedicina1010-660X1648-91442022-06-0158676910.3390/medicina58060769Predictors of Noninvasive Respiratory Support Failure in COVID-19 Patients: A Prospective Observational StudyRolandas Zablockis0Goda Šlekytė1Rūta Mereškevičienė2Karolina Kėvelaitienė3Birutė Zablockienė4Edvardas Danila5Clinic of Chest Diseases, Immunology and Allergology, Institute of Clinical Medicine, Vilnius University, M.K. Ciurlionio 21, 03101 Vilnius, LithuaniaClinic of Chest Diseases, Immunology and Allergology, Institute of Clinical Medicine, Vilnius University, M.K. Ciurlionio 21, 03101 Vilnius, LithuaniaCentre of Pulmonology and Allergology, Vilnius University Hospital Santaros Klinikos, Santariskiu St. 2, 08661 Vilnius, LithuaniaClinic of Chest Diseases, Immunology and Allergology, Institute of Clinical Medicine, Vilnius University, M.K. Ciurlionio 21, 03101 Vilnius, LithuaniaClinic of Infectious Diseases and Dermatovenerology, Institute of Clinical Medicine, Vilnius University, M.K. Ciurlionio 21, 03101 Vilnius, LithuaniaClinic of Chest Diseases, Immunology and Allergology, Institute of Clinical Medicine, Vilnius University, M.K. Ciurlionio 21, 03101 Vilnius, Lithuania<i>Background and Objective:</i> Respiratory assistance tactic that is best for COVID-19-associated acute hypoxemic respiratory failure (AHRF) individuals has yet to be determined. Patients with AHRF may benefit from the use of a high-flow nasal cannula (HFNC) and non-invasive ventilation (NIV). The goals of this prospective observational research were to estimate predictive factors for HFNC and NIV failure in COVID-19-related AHRF subjects. <i>Materials and Methods:</i> The research enlisted the participation of 124 patients. A stepwise treatment approach was used. HFNC and NIV were used on 124 (100%) and 64 (51.6%) patients, respectively. Thirty (24.2%) of 124 patients were intubated and received invasive mechanical ventilation. <i>Results:</i> 85 (68.5%) patients were managed successfully. Patients who required NIV exhibited a higher prevalence of treatment failure (70.3% vs. 51.6%, <i>p</i> = 0.019) and had higher mortality (59.4% vs. 31.5%, <i>p</i> = 0.001) than patients who received HFNC. Using logistic regression, the respiratory rate oxygenation (ROX) index at 24 h (odds ratio (OR) = 0.74, <i>p</i> = 0.018) and the Charlson Comorbidity Index (CCI) (OR = 1.60, <i>p</i> = 0.003) were found to be predictors of HFNC efficacy. It was the ROX index at 24 h and the CCI optimum cut-off values for HFNC outcome that were 6.1 (area under the curve (AUC) = 0.73) and 2.5 (AUC = 0.68), respectively. Serum ferritin level (OR = 0.23, <i>p</i> = 0.041) and lymphocyte count (OR = 1.03, <i>p</i> = 0.01) were confirmed as predictors of NIV failure. Serum ferritin level at a cut-off value of 456.2 ng/mL (AUC = 0.67) and lymphocyte count lower than 0.70 per mm<sup>3</sup>, (AUC = 0.70) were associated with NIV failure with 70.5% sensitivity, 68.7% specificity and sensitivity of 84.1%, specificity of 56.2%, respectively. <i>Conclusion:</i> The ROX index at 24 h, CCI, as well as serum ferritin level, and lymphocyte count can be used as markers for HFNC and NIV failure, respectively, in SARS-CoV-2-induced AHRF patients.https://www.mdpi.com/1648-9144/58/6/769COVID-19acute hypoxemic respiratory failurehigh-flow nasal cannulanon-invasive ventilationpredictive factor
spellingShingle Rolandas Zablockis
Goda Šlekytė
Rūta Mereškevičienė
Karolina Kėvelaitienė
Birutė Zablockienė
Edvardas Danila
Predictors of Noninvasive Respiratory Support Failure in COVID-19 Patients: A Prospective Observational Study
Medicina
COVID-19
acute hypoxemic respiratory failure
high-flow nasal cannula
non-invasive ventilation
predictive factor
title Predictors of Noninvasive Respiratory Support Failure in COVID-19 Patients: A Prospective Observational Study
title_full Predictors of Noninvasive Respiratory Support Failure in COVID-19 Patients: A Prospective Observational Study
title_fullStr Predictors of Noninvasive Respiratory Support Failure in COVID-19 Patients: A Prospective Observational Study
title_full_unstemmed Predictors of Noninvasive Respiratory Support Failure in COVID-19 Patients: A Prospective Observational Study
title_short Predictors of Noninvasive Respiratory Support Failure in COVID-19 Patients: A Prospective Observational Study
title_sort predictors of noninvasive respiratory support failure in covid 19 patients a prospective observational study
topic COVID-19
acute hypoxemic respiratory failure
high-flow nasal cannula
non-invasive ventilation
predictive factor
url https://www.mdpi.com/1648-9144/58/6/769
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