Major Concerns Regarding the Study of Extracorporeal Shockwave Therapy in the Treatment of Trigger Finger

We read with interest the article by Chen et al titled “Extracorporeal Shockwave Therapy in the Treatment of Trigger Finger: A Randomized Controlled Study.”1 It investigated the effectiveness of wide-focused extracorporeal shockwave therapy (ESWT) for trigger finger (TF) and ideal energy flux density. However, we have some concerns that may alter their conclusion.