Full Can Test | Supraspinatus

Execution:

  1. The patient is in standing position
  2. Patient elevates the arms to 90° in the scapular plane with his thumbs pointing upwards
  3. The patient is asked to resist downward pressure applied by the examiner

 

Positive Outcome: Weakness and/or pain compared to the other side

Study Reliability Sn Sp LR+

LR-

Boettcher et al. (2009a)

NA

NA NA NA

NA

Jain et a. (2017)

NA

70 81 3.75

0.37

Ackman et al. (2019)

NA

75 47.1 1.42

0.53

Sgroi et al. (2018)

NA

91 38 1.48

0.23

Comment: Although this position does not selectively activate the supraspinatus in isolation according to Boettcher et al. (2009a), it seems to be a moderately suitable test to exclude supraspinatus tears