Association of plasma volume status with outcomes in hospitalized Covid-19 ARDS patients: A retrospective multicenter observational study

Prasanth Balasubramanian, Shahin Isha, Abby J. Hanson, Anna Jenkins, Parthkumar Satashia, Arvind Balavenkataraman, Iván A. Huespe, Vikas Bansal, Sean M. Caples, Syed Anjum Khan, Nitesh K. Jain, Rahul Kashyap, Rodrigo Cartin-Ceba, Joseph L. Nates, Dereddi R.S. Reddy, Ricardo Diaz Milian, Houssam Farres, Archer K. Martin, Parag C. Patel, Michael A. SmithAnna B. Shapiro, Anirban Bhattacharyya, Sanjay Chaudhary, Sean P. Kiley, Quintin J. Quinones, Neal M. Patel, Pramod K. Guru, Pablo Moreno Franco, Devang K. Sanghavi

Research output: Contribution to journalArticlepeer-review

2 Scopus citations

Abstract

Purpose: To evaluate the association of estimated plasma volume (ePV) and plasma volume status (PVS) on admission with the outcomes in COVID-19-related acute respiratory distress syndrome (ARDS) patients. Materials and methods: We performed a retrospective multi-center study on COVID-19-related ARDS patients who were admitted to the Mayo Clinic Enterprise health system. Plasma volume was calculated using the formulae for ePV and PVS, and these variables were analyzed for correlation with patient outcomes. Results: Our analysis included 1298 patients with sequential organ failure assessment (SOFA) respiratory score ≥ 2 (PaO2/FIO2 ≤300 mmHg) and a mortality rate of 25.96%. A Cox proportional multivariate analysis showed PVS but not ePV as an independent correlation with 90-day mortality after adjusting for the covariates (HR: 1.015, 95% CI: 1.005–1.025, p = 0.002 and HR 1.054, 95% CI 0.958–1.159, p = 0.278 respectively). Conclusion: A lower PVS on admission correlated with a greater chance of survival in COVID-19-related ARDS patients. The role of PVS in guiding fluid management should be investigated in future prospective studies.

Original languageEnglish (US)
Article number154378
JournalJournal of critical care
Volume78
DOIs
StatePublished - Dec 2023

Keywords

  • ARDS
  • COVID-19
  • Estimated plasma volume
  • Fluid therapy

ASJC Scopus subject areas

  • Critical Care and Intensive Care Medicine

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