Disorders location

True +, n

True −, n

False +, n

False −, n

Sensitivity, %

Accuracy, %

*PPV, %

Rotator cuff

60

0

0

1

100%

98.4%

100%

Biceps tendon

5

0

0

0

100%

100%

100%

Acromioclavicuar joint

24

0

0

1

100%

96%

96%

Glenohumeral joint

17

0

0

0

100%

100%

100%