Figure 2From: A prospective study of shoulder pain in primary care: Prevalence of imaged pathology and response to guided diagnostic blocks Diagram showing study procedures, results of diagnostic blocks and dropout explanations. SAB, subacromial bursa; PAR, positive anaesthetic response (≥80% post-injection reduction in pain intensity); ACJ, acromioclavicular joint; GHJ, glenohumeral joint; MR arthrogram, magnetic resonance arthrogram. Numbers refer to the number (n) of subjects.Back to article page