Cardiac Autonomic Changes After Thoracic Sympathectomy: A Prospective, Randomized Study Alfonso Fiorelli, MD, PhD, Giovanni Messina, MD, PhD, Paolo Chiodini, PhD, Saveria Costanzo, MD, Andrea Viggiano, MD, Marcellino Monda, MD, Giovanni Vicidomini, MD, PhD, Mario Santini, MD The Annals of Thoracic Surgery Volume 103, Issue 1, Pages 216-224 (January 2017) DOI: 10.1016/j.athoracsur.2016.10.055 Copyright © 2017 The Society of Thoracic Surgeons Terms and Conditions
Fig 1 Flow chart of the study. The Annals of Thoracic Surgery 2017 103, 216-224DOI: (10.1016/j.athoracsur.2016.10.055) Copyright © 2017 The Society of Thoracic Surgeons Terms and Conditions
Fig 2 The heart rate was significantly decreased in the sympathectomy group compared with the sympathicotomy group during (A) 24-hour periods, (B) daytime, and (C) nighttime. The Annals of Thoracic Surgery 2017 103, 216-224DOI: (10.1016/j.athoracsur.2016.10.055) Copyright © 2017 The Society of Thoracic Surgeons Terms and Conditions
Fig 3 The changes in the ratio of high-frequency band to low-frequency band (LH/HF) was more evident in the sympathectomy group than in the sympathicotomy group during (A) 24-hour periods, (B) daytime, and (C) nighttime. The Annals of Thoracic Surgery 2017 103, 216-224DOI: (10.1016/j.athoracsur.2016.10.055) Copyright © 2017 The Society of Thoracic Surgeons Terms and Conditions