Table 1: Orthopaedic special maneuvers for the exploration used in the study of the rotator cuff.

Test Reference Interpretation
Drop arm test [8] The appearance of pain or claudication of the affected limb was considered as positive
Jobe test or empty can test [9] It was positive if pain or weakness appeared with respect to the contralateral limb
Jobe test in external rotation or full can test [10] The occurrence of pain was considered positive
Shrug sign [11] Considered positive in the elevation of the shoulder when performing arm abduction