Table 2.

The outcomes and complications of ACD preoperatively and postoperatively using hook plate fixation (mean and standard deviation (SD))

Parameter	Preoperation	Postoperation	P value
Clinical evaluation
CMS score	72.6 (6.6)	87.6 (5.4)	< 0.01
VAS score	3.4 (1.3)	1.3 (0.8)	< 0.01
UCLA score	14.1 (2.1)	31.6 (1.5)	< 0.01
Excellent		20 patients (35.1%)
Good		31 patients (54.4%)
Fair		6 patients (10.5%)
Radiographic evaluation
CCD (mm)	19.4 (4.0)	10.9 (1.7)	< 0.01
Complications
Acromial osteolysis		3 patients (5.3%)	< 0.01
Subacromial impingement		3 patients (5.3%)
ACJ osteoarthritis		1 patient (1.8%)
Reduction loss		1 patient (1.8%)
Calcification		1 patient (1.8%)

VAS score visual analogue score, CMS score Constant-Murley score, UCLA score University of California Los Angeles score, CCD coracoclavicular distance