In this study 78 patients with diagnosed arthritis of the shoulder were treated with acupuncture. After 7 treatments, 53 were cured, 20 found the results to be effective, 4 improved, and 1 was ineffective.

source: Wantan W, 78 Cases of Periomarthritis Treated with Acupuncture. Journal of Traditional Chinese Medicine, March 1995 48/41