The empty can test or Jobe’s test is used to identify subacromial impingement as well as the integrity of the supraspinatus muscle. The test should be performed bilaterally to compare the stability and strength of the patient’s shoulders.
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Sensitivity and Specificity
Sensitivity = 0.69
Specificity = 0.62
+LR = 1.8
– LR = 1.5
Source: Alqunaee M, Galvin R, and Fahey T: Diagnostic accuracy of clinical tests for subacromial impingement syndrome: a systematic review and meta-analysis. Arch Phys Med Rehabil 2012; 93: pp. 229-236
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