A Statistical Study on Propagated Sensation along the Channels (PSC) of outpatients

The term, propagated sensation along the channels (PSC) means the peculiar sensation expeerienced by some people along thier meridians when given acupunctural stimulation of acupoints. In the present study, the incidence of PSC in outpatients who were undergoing acupuncture treatment was investigated. Low frequency electrical stimulation was performed through press needles at twenty-six points: the twelve terminal points of the twelve regular meridians and the Inner-Zhiyin points of both sides. PSC was assessed on a four-grade basis after the manner carried out in China. The incidence of PSC was significantly high among the outpatients compared with that among healthy youth. Patients with hypertension or posttraumatic neck syndrome showed higher incidence of PSC than the other patients.