Article: Acupuncture for chronic pain: individual patient data meta-analysis
“Patients receiving acupuncture had less pain for back and neck pain, osteoarthritis, and chronic headache respectively. These results were robust to a variety of sensitivity analyses, including those related to publication bias.
Acupuncture is effective for the treatment of chronic pain and is therefore a reasonable referral option. Significant differences between true and sham acupuncture indicate that acupuncture is more than a placebo.”