Effect of cytomegalovirus reactivation on the time course of systemic host response biomarkers in previously immunocompetent critically ill patients with sepsis: a matched cohort study

  • K. Van De Groep
  • , Stefan Nierkens
  • , Olaf L. Cremer
  • , Linda M. Peelen
  • , Peter M.C. Klein Klouwenberg
  • , Marcus J. Schultz
  • , C. Erik Hack
  • , Tom Van Der Poll
  • , Marc J.M. Bonten
  • , David S.Y. Ong
  • , Friso M. De Beer
  • , Lieuwe D.J. Bos
  • , Gerie J. Glas
  • , Arie J. Hoogendijk
  • , Roosmarijn T.M. Van Hooijdonk
  • , Janneke Horn
  • , Mischa A. Huson
  • , Nicole P. Juffermans
  • , Laura R.A. Schouten
  • , Brendon Scicluna
  • Marleen Straat, Lonneke A. Van Vught, Luuk Wieske, Maryse A. Wiewel, Esther Witteveen, Jos F. Frencken, K. Van De Groep, Maria E. Koster-Brouwer, Meri R.J. Varkila, Diana M. Verboom

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Abstract

BACKGROUND: Cytomegalovirus (CMV) reactivation in previously immunocompetent critically ill patients is associated with increased mortality, which has been hypothesized to result from virus-induced immunomodulation. Therefore, we studied the effects of CMV reactivation on the temporal course of host response biomarkers in patients with sepsis.

METHODS: In this matched cohort study, each sepsis patient developing CMV reactivation between day 3 and 17 (CMV+) was compared with one CMV seropositive patient without reactivation (CMVs+) and one CMV seronegative patient (CMVs-). CMV serostatus and plasma loads were determined by enzyme-linked immunoassays and real-time polymerase chain reaction, respectively. Systemic interleukin-6 (IL-6), IL-8, IL-18, interferon-gamma-induced protein-10 (IP-10), neutrophilic elastase, IL-1 receptor antagonist (RA), and IL-10 were measured at five time points by multiplex immunoassay. The effects of CMV reactivation on sequential concentrations of these biomarkers were assessed in multivariable mixed models.

RESULTS: Among 64 CMV+ patients, 45 could be matched to CMVs+ or CMVs- controls or both. The two baseline characteristics and host response biomarker levels at viremia onset were similar between groups. CMV+ patients had increased IP-10 on day 7 after viremia onset (symmetric percentage difference +44% versus -15% when compared with CMVs+ and +37% versus +4% when compared with CMVs-) and decreased IL-1RA (-41% versus 0% and -49% versus +10%, respectively). However, multivariable analyses did not show an independent association between CMV reactivation and time trends of IL-6, IP-10, IL-10, or IL-1RA.

CONCLUSION: CMV reactivation was not independently associated with changes in the temporal trends of host response biomarkers in comparison with non-reactivating patients. Therefore, these markers should not be used as surrogate clinical endpoints for interventional studies evaluating anti-CMV therapy.

Original languageEnglish
Article number348
JournalCritical Care
Volume22
Issue number1
DOIs
Publication statusPublished - 18 Dec 2018

Keywords

  • Aged
  • Biomarkers/analysis
  • Chemokine CXCL10/analysis
  • Chi-Square Distribution
  • Cohort Studies
  • Critical Illness
  • Cytomegalovirus/immunology
  • Cytomegalovirus Infections/blood
  • Female
  • Humans
  • Immunity, Humoral/physiology
  • Intensive Care Units/organization & administration
  • Interleukin 1 Receptor Antagonist Protein/analysis
  • Interleukin-10/analysis
  • Interleukin-6/analysis
  • Male
  • Middle Aged
  • Sepsis/immunology
  • Virus Activation/physiology
  • Cytomegalovirus
  • Reactivation
  • Critically ill
  • Inflammation
  • Host response

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