Vickers, Vertosick et al. (2018)
The Journal of Pain 19(5)
Tested Acupuncture versus sham and versus no acupuncture for chronic pain, individual patient data meta-analysis
Found Acupuncture superior to no acupuncture by a clear margin; superior to sham needling by a small but statistically reliable margin. Most of the total effect is not attributable to needle placement.
Since Yes; this is the largest and most careful synthesis in the area





