Fig 1.
Critical shoulder angle formed by a line joining the inferior (point A) and superior (point B) border of the glenoid fossa and another line joining the inferior border of the glenoid (point A) with the inferior lateral boarder of the acromion (point C).
Fig 2.
Schematic of the study protocol.
Fig 3.
Demonstration of critical shoulder angle image changes before and after anterolateral acromioplasty.
Fig 4.
Critical shoulder angle before and after anterolateral acromioplasty.
Table 1.
Demographic characteristics of the patients undergoing anterolateral acromioplasty (n = 337).
Table 2.
Critical shoulder angle (CSA) changes after acromioplasty among all the participants and subgrouping by CSA of 38 degrees.