“…The sample size ranged from 18 to 160. All experimental groups received ESWT, while control groups received different treatments including placebo [22,23,25,26,28,30,34,48,49,51,52], medication [31,32,43,44,50], intra-articular injections [21,26,27,29,35,36,39,40], traditional Chinese medicine [38,41,42,45,2 BioMed Research International 46], ultrasound [22,24,47], surgery [33], and kinesiotherapy (KIN) [37].…”