A Validation Study of Practitioner Blinding Using Sham Acupuncture

INTERVENTION: Medical Device : Participants(Korean Medicine Doctor) perform either real acupuncture needles or sham needles that were identical in appearance. The procedures were applied at two acupoints: Hegu (LI4) on the upper limb (on the dorsum of the hand, in the depression between the bases of the first and second metacarpal bones) and Zusanli (ST36) on the lower limb (on the anterior aspect of the lower leg, approximately one handbreadth below the knee, in a depression). Participants(Korean Medicine Doctor) will be asked whether they thought the treatment they have administered was performed using verum acupuncture needles or sham acupuncture needles. CONDITION: Not Applicable PRIMARY OUTCOME: Blinding assessment(Blinding Index) SECONDARY OUTCOME: Safety assessment(frequency of adverse events) INCLUSION CRITERIA: ‐ 19 years of age or older ‐ Practitioners with a minimum of two years of clinical experience in acupuncture ‐ A person who understands the purpose of this study and agrees to participate