Efficacy of Manipulative Acupuncture Therapy Monitored by LSCI Technology in Patients with Severe Bell’s Palsy: A Randomized Controlled Trial

Table 2

Comparison of blood perfusion between before acupuncture and after needle removal in the observation group.

Blood perfusion	Before acupuncture	After acupuncture	value
Blood perfusion ratio at eyelids	1.35 ± 0.14	1.15 ± 0.09	<0.01
Blood perfusion ratio at cheeks	1.29 ± 0.11	1.07 ± 0.08	<0.01

Blood perfusion ratio: blood perfusion at the affected area to that at the normal facial area.