Pain Pressure Threshold Algometry in Lateral Epicondylitis: Intra- and Inter-rater Reliability

Inclusion Criteria: * Must be between 18 and 90 years of age * Clinical diagnosis of lateral epicondylitis (point tenderness over the lateral epicondyle and exacerbation of pain with chair pick-up test and maximal hand grip) Exclusion Criteria: * History of steroid injection for the treatment of lateral epicondylitis within six months * History of oral steroid use for the treatment of lateral epicondylitis within six months * History of elbow surgery * History of elbow fracture * History of elbow dislocation * Cancer * Rheumatoid arthritis * Severe cognitive deficit * Neurological deficits in the upper limb * Inability to speak and understand English/Turkish.