Assessing Valid Change over Time in Patients with Lateral Epicondylitis at the Elbow

Abstract The purpose of this study was to compare the ability of maximum grip strength (MG) and pain-free grip strength (PFG) to assess valid change over time in patients with lateral epicondylitis at the elbow. Fifty-four consecutive lateral epicondylitis cases who attended a primary care sports medicine clinic and met the eligibility criteria took part in this study. MG, PFG, and pain intensity were assessed at the patients' initial and …