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. Author manuscript; available in PMC: 2020 Apr 1.
Published in final edited form as: Anesthesiology. 2019 Apr;130(4):634–650. doi: 10.1097/ALN.0000000000002510

FIGURE 2:

FIGURE 2:

Reduced BRS is frequently observed in patients with cardiovascular, renal, sleep, and metabolic disorders, a feature that is shared with acute and chronic pain conditions, and that is associated with high prevalent chronic pain in these disorders. AF: atrial fibrillation. CAD: coronary artery disease. CKD: chronic kidney diseases. TMD: Temporal mandibular disorders.