Fig. 9From: Comparison of the placebo effect between different non-penetrating acupuncture devices and real acupuncture in healthy subjects: a randomized clinical trialResponse of the subject indicating whether they thought had received real or placebo procedure in point ST25 or BL52. Values obtained through questionnaire applied in the reassessment in all study groups. The values were presented as absolute frequency. ‘Teste Chi-Square (p = 0.677)Back to article page