This is a critical appraisal of the research paper “Comparison of extracorporeal shock-wave therapy and wrist-extensor splint application in the treatment of lateral epicondylitis: a prospective randomized controlled study”, a single-blinded, clinical randomized control study by Abdulkadir Aydin and Ramazan Atic in Turkey. Following an extensive literature search, this article was chosen to be appraised due to its clinical applicability, well designed study, and usefulness in answering my clinical question, “Is Extracorpeal Shockwave Therapy more effective for treating lateral epicondylitis in comparison to other treatment methods?” The strengths and weaknesses of the study introduction, methods, results, and discussion section were appraised and the clinical applicability was discussed. The paper was appraised to be reliable enough to apply clinically, due to the well-organized design, sufficient follow up, and unbiased conclusion.