Association between severity of obstructive sleep apnea and ambulatory arterial stiffness index in a Chinese population.
BACKGROUND The purpose of the current study was to determine the correlation between the apnea-hypopnea index (AHI) and ambulatory arterial stiffness index (AASI) in patients with obstructive sleep apnea hypopnea syndrome (OSAHS). METHODS A total of 201 patients with OSAHS admitted to Zhongshan Hospital (Xiamen), Fud...