2.4. Measurements
abduction
All participants underwent a physical examination by physiotherapist with one more than 20 years of experience (RJ-L), followed by anthropometric and sociodemographic data that is sex, age, height, weight, occupation, marital status, descent, previous surgeries, and sport habits (documented via questionnaire and by means of a structured interview). The IR of each shoulder was measured in supine position on a physiotherapy bench. The shoulder was held by the examiner at 90° abduction with 90° flexion in the elbow. Then, an assistant placed a clinical Absolute + Axis