Pain Research and Management / 2019 / Article / Tab 2

Clinical Study

Effect of an Acupuncture Technique of Penetrating through Zhibian (BL54) to Shuidao (ST28) with Long Needle for Pain Relief in Patients with Primary Dysmenorrhea: A Randomized Controlled Trial

Table 2

Change in clinical outcomes in both groups after treatment.

GroupAcupuncture (n = 31)Ibuprofen (n = 31) value

VAS score3.26 ± 1.495.71 ± 1.32<0.0001
Symptom severity3.32 ± 0.918.27 ± 3.08<0.0001
Response rate^ (%)10087.1<0.05
Adverse events (n)717

^Note: response rate = (the number of subjects with at least 25% pain intensity reduction in one group)/(the total number of subjects in one group)  100%.

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