Heart rate variability and subsequent psychological distress among family members of intensive care unit patients

Objective To determine whether heart rate variability (HRV; a physiological measure of acute stress) is associated with persistent psychological distress among family members of adult intensive care unit (ICU) patients. Methods This prospective study investigated family members of patients admitted...

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Autores principales: Benjamin RE Harris, Sarah J Beesley, Ramona O Hopkins, Eliotte L Hirshberg, Emily Wilson, Jorie Butler, Thomas A Oniki, Kathryn G Kuttler, James F Orme, Samuel M Brown
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Publicado: SAGE Publishing 2021
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Acceso en línea:https://doaj.org/article/f3b90fcee4674663b430ac0886de9f31
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spelling oai:doaj.org-article:f3b90fcee4674663b430ac0886de9f312021-12-02T03:03:43ZHeart rate variability and subsequent psychological distress among family members of intensive care unit patients1473-230010.1177/03000605211057829https://doaj.org/article/f3b90fcee4674663b430ac0886de9f312021-11-01T00:00:00Zhttps://doi.org/10.1177/03000605211057829https://doaj.org/toc/1473-2300Objective To determine whether heart rate variability (HRV; a physiological measure of acute stress) is associated with persistent psychological distress among family members of adult intensive care unit (ICU) patients. Methods This prospective study investigated family members of patients admitted to a study ICU. Participants’ variability in heart rate tracings were measured by low frequency (LF)/high frequency (HF) ratio and detrended fluctuation analysis (DFA). Questionnaires were completed 3 months after enrollment to ascertain outcome rates of anxiety, depression, and post-traumatic stress disorder (PTSD). Results Ninety-nine participants were enrolled (median LF/HF ratio, 0.92 [interquartile range, 0.64–1.38]). Of 92 participants who completed the 3-month follow-up, 29 (32%) had persistent anxiety. Logistic regression showed that LF/HF ratio (odds ratio [OR] 0.85, 95% confidence interval [CI] 0.43, 1.53) was not associated with 3-month outcomes. In an exploratory analysis, DFA α (OR 0.93, 95% CI 0.87, 0.99), α 1 (OR 0.97, 95% CI 0.94, 0.99), and α 2 (OR 0.94, 95% CI 0.88, 0.99) scaling components were associated with PTSD development. Conclusion Almost one-third of family members experienced anxiety at three months after enrollment. HRV, measured by LF/HF ratio, was not a predictor of psychologic distress, however, exploratory analyses indicated that DFA may be associated with PTSD outcomes.Benjamin RE HarrisSarah J BeesleyRamona O HopkinsEliotte L HirshbergEmily WilsonJorie ButlerThomas A OnikiKathryn G KuttlerJames F OrmeSamuel M BrownSAGE PublishingarticleMedicine (General)R5-920ENJournal of International Medical Research, Vol 49 (2021)
institution DOAJ
collection DOAJ
language EN
topic Medicine (General)
R5-920
spellingShingle Medicine (General)
R5-920
Benjamin RE Harris
Sarah J Beesley
Ramona O Hopkins
Eliotte L Hirshberg
Emily Wilson
Jorie Butler
Thomas A Oniki
Kathryn G Kuttler
James F Orme
Samuel M Brown
Heart rate variability and subsequent psychological distress among family members of intensive care unit patients
description Objective To determine whether heart rate variability (HRV; a physiological measure of acute stress) is associated with persistent psychological distress among family members of adult intensive care unit (ICU) patients. Methods This prospective study investigated family members of patients admitted to a study ICU. Participants’ variability in heart rate tracings were measured by low frequency (LF)/high frequency (HF) ratio and detrended fluctuation analysis (DFA). Questionnaires were completed 3 months after enrollment to ascertain outcome rates of anxiety, depression, and post-traumatic stress disorder (PTSD). Results Ninety-nine participants were enrolled (median LF/HF ratio, 0.92 [interquartile range, 0.64–1.38]). Of 92 participants who completed the 3-month follow-up, 29 (32%) had persistent anxiety. Logistic regression showed that LF/HF ratio (odds ratio [OR] 0.85, 95% confidence interval [CI] 0.43, 1.53) was not associated with 3-month outcomes. In an exploratory analysis, DFA α (OR 0.93, 95% CI 0.87, 0.99), α 1 (OR 0.97, 95% CI 0.94, 0.99), and α 2 (OR 0.94, 95% CI 0.88, 0.99) scaling components were associated with PTSD development. Conclusion Almost one-third of family members experienced anxiety at three months after enrollment. HRV, measured by LF/HF ratio, was not a predictor of psychologic distress, however, exploratory analyses indicated that DFA may be associated with PTSD outcomes.
format article
author Benjamin RE Harris
Sarah J Beesley
Ramona O Hopkins
Eliotte L Hirshberg
Emily Wilson
Jorie Butler
Thomas A Oniki
Kathryn G Kuttler
James F Orme
Samuel M Brown
author_facet Benjamin RE Harris
Sarah J Beesley
Ramona O Hopkins
Eliotte L Hirshberg
Emily Wilson
Jorie Butler
Thomas A Oniki
Kathryn G Kuttler
James F Orme
Samuel M Brown
author_sort Benjamin RE Harris
title Heart rate variability and subsequent psychological distress among family members of intensive care unit patients
title_short Heart rate variability and subsequent psychological distress among family members of intensive care unit patients
title_full Heart rate variability and subsequent psychological distress among family members of intensive care unit patients
title_fullStr Heart rate variability and subsequent psychological distress among family members of intensive care unit patients
title_full_unstemmed Heart rate variability and subsequent psychological distress among family members of intensive care unit patients
title_sort heart rate variability and subsequent psychological distress among family members of intensive care unit patients
publisher SAGE Publishing
publishDate 2021
url https://doaj.org/article/f3b90fcee4674663b430ac0886de9f31
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