• Pammela de Jesus, Juliana Zangirolami-Raimundo, Johnny de Araújo Miranda, Isabel Cristina Esposito Sorpreso, and Rodrigo Daminello Raimundo.
• Universidade Municipal de São Caetano do Sul, Departamento de Fisioterapia - São Caetano do Sul (SP), Brazil.
• Rev Assoc Med Bras (1992). 2023 Jan 1; 69 (1): 181185181-185.

BackgroundPatients with coronavirus disease 2019 on automatic mechanical ventilation have greater heart rate modulation with greater parasympathetic modulation.ObjectiveTo analyze the autonomic modulation of heart rate in critically ill patients with coronavirus disease 2019 on invasive mechanical ventilation.MethodsA cross-section study was carried out with 36 individuals divided into two groups. The control group included patients of both genders, in orotracheal intubation with invasive mechanical ventilation under controlled assisted mode, hospitalized in the intensive care unit for another 24 h. In the non-COVID group, patients diagnosed with coronavirus disease 2019 in the same condition mentioned in the control group.ResultsThere was a significant increase in heart rate variability (standard deviation of all normal RR intervals recorded at an interval of time; p=0.001; triangular interpolation histogram of RR intervals; p=0.048; and SD2; p=0.014) in the coronavirus disease group compared to the non-COVID group. Successively, the parameters that demonstrate parasympathetic modulation are shown to be higher in the group of patients with coronavirus disease 2019 (root mean square of the square of differences between adjacent normal RR intervals in an interval of time; p<0.001; pNN50; p<0.001; SD1; p=0.002; and high frequency; p=0.022).ConclusionsThere was a greater autonomic modulation of heart rate with a greater parasympathetic modulation in patients with coronavirus disease 2019 on mechanical ventilation.

13 keywords...

hide…