Relationship Between Central Arterial Pulse Pressure and Abnormal Circadian Rhythm of Blood Pressure in Patients with Essential Hypertension

Objective: To investigate the relationship between central arterial pulse pressure (CAPP) and circadian blood pressure (BP) rhythm abnormities in patients with essential hypertension. Methods: One hundred and ninety cases of essential hypertensive patients were enrolled. All the subjects were of Han nationality including 96 males and 94 females, with the average age of 59.7±12.8 years. Circadian BP rhythm was detected and nocturnal BP descending rate was calculated. Nocturnal BP fall was classified as follows: reverse-dipper (n=59), if the rate was