“…1. In terms of the types of operations performed, there were nine studies for acromioplasties or other shoulder arthroplasties [8,9,12,14,16,17,30,32,42], eight for rotator cuff repairs [6,18,20,25,28,35,39,41], seven for shoulder decompression [3,9,10,19,22,33,34], two for all types of shoulder operations [38,44], one each for treatment of scapula winging and os acromiale [1], and one for capsulolabral augmentation [2].…”