Table 1

Eligibility criteria

Inclusion criteriaExclusion criteria
  • Shoulder pain of >6 weeks’ duration.*

  • Aged between 20 years and 55 years.

  • Fluent in English or has a proxy to assist with completion of the study questionnaire.

  • Inflammatory arthritis.

  • Same-sided fracture of the scapula, humerus or clavicle within the past 12 months.

  • Same-sided dislocation of the glenohumeral joint or acromioclavicular joint within the past 3 months.

  • Inability to provide informed consent.

  • *Pain that is located between the distal upper trapezius muscle and the deltoid insertion due to conditions including but not limited to: osteoarthritis, rotator cuff pathology, capsule pathology, glenohumeral instability or internal derangement of the glenohumeral joint or acromioclavicular joint.