Lateral epicondylitis, also known as tennis elbow, is a condition commonly seen in general practice clinics. A population-based study estimated that about 3.4 [95% confidence interval (CI): 3.3 to 3.5] in every 1000 people in the United States developed lateral epicondylitis annually (Sanders et al., 2015). The symptoms of lateral epicondylitis include pain on resisted wrist dorsiflexion and tenderness over the lateral epicondyle of the humerus (Cutts et al., 2020).  Many treatment modalities have been adopted for the treatment of lateral epicondylitis, among which, extracorporeal shockwave therapy (ESWT) and ultrasound therapy are two important adjuvant therapies. A number of randomized controlled trials (RCTs) comparing...