Is the heart rate variability monitoring using the analgesia nociception index a predictor of illness severity and mortality in critically ill patients with COVID-19? A pilot study

• Cristian Aragón-Benedí ,

  Roles Conceptualization, Data curation, Formal analysis, Investigation, Methodology, Writing – original draft, Writing – review & editing

  * E-mail: cristianaragon@outlook.com

  Affiliations Department of Anesthesia, Resuscitation and Pain Therapy, Mostoles General University Hospital, Mostoles, Madrid, Spain, Morphological Madrid Research Center (MoMaRC), Ultradissection Spain EchoTraining School, Madrid, Spain

  https://orcid.org/0000-0001-5825-8424

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• Pablo Oliver-Forniés,

  Roles Formal analysis, Writing – original draft, Writing – review & editing

  Affiliations Morphological Madrid Research Center (MoMaRC), Ultradissection Spain EchoTraining School, Madrid, Spain, Department of Anesthesia, Resuscitation and Pain Therapy, Lozano Blesa University Clinic Hospital, Zaragoza, Aragón, Spain

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• Felice Galluccio,

  Roles Supervision, Validation, Visualization, Writing – review & editing

  Affiliations Morphological Madrid Research Center (MoMaRC), Ultradissection Spain EchoTraining School, Madrid, Spain, Department of Clinical and Experimental Medicine, University Hospital AOU Careggi, Florence, Italy

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• Ece Yamak Altinpulluk,

  Roles Investigation, Project administration, Supervision, Validation, Visualization, Writing – review & editing

  Affiliations Morphological Madrid Research Center (MoMaRC), Ultradissection Spain EchoTraining School, Madrid, Spain, Outcomes Research Department, Anesthesiology Institute, Cleveland Clinic, Cleveland, OH, United States of America, Department of Anesthesiology and Reanimation, Cerrahpasa Medical Faculty, Istanbul University-Cerrahpasa, Istanbul, Turkey, Anesthesiology Clinical Research Office, Ataturk University, Erzurum, Turkey

  https://orcid.org/0000-0002-6993-0762

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• Tolga Ergonenc,

  Roles Supervision, Validation, Writing – review & editing

  Affiliations Morphological Madrid Research Center (MoMaRC), Ultradissection Spain EchoTraining School, Madrid, Spain, Department of Anesthesiology, Akyazi Pain and Palliative Care Center, Sakarya, Turkey, Sakarya Education and Research Hospital, Sakarya, Turkey

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• Abdallah El Sayed Allam,

  Roles Supervision, Visualization, Writing – review & editing

  Affiliations Morphological Madrid Research Center (MoMaRC), Ultradissection Spain EchoTraining School, Madrid, Spain, Department of Physical Medicine, Rheumatology and Rehabilitation, Faculty of Medicine and University Hospital, Tanta University, Tanta, Egypt

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• Carlos Salazar,

  Roles Formal analysis, Investigation, Supervision, Writing – review & editing

  Affiliations Morphological Madrid Research Center (MoMaRC), Ultradissection Spain EchoTraining School, Madrid, Spain, Department of Anesthesia, Hospital Universitario 12 de Octubre, Madrid, Spain

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• Mario Fajardo-Pérez

  Roles Conceptualization, Data curation, Investigation, Methodology, Project administration, Writing – original draft, Writing – review & editing

  Affiliations Department of Anesthesia, Resuscitation and Pain Therapy, Mostoles General University Hospital, Mostoles, Madrid, Spain, Morphological Madrid Research Center (MoMaRC), Ultradissection Spain EchoTraining School, Madrid, Spain

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