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Table 7 PGIC scores in the three study arms \( \left(\overline{x}\pm SD\right) \)

From: A pilot randomized controlled trial of acupuncture at the Si Guan Xue for cancer pain

Time Arm 1 (n = 14) Control arm (n = 14) Arm 2 (n = 14) P-value
Day 7 2.42 ± 0.79 2.64 ± 0.67 2.56 ± 0.53 0.74