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A scatterplot of glycated hemoglobin (HbA1c) and pNN50 in supine position (A); pNN50 in supine position and age (B); glycated hemoglobin (HbA1c) and total spectral power in orthostatic test (C); glycated hemoglobin (HbA1c) and LF-power in orthostatic test in healthy sedentary subjects (D).
