Reverse shoulder arthroplasty vs BIO-RSA: clinical and radiographic outcomes at short term follow-up

Table 3 Comparison of scapular stress fracture versus non-fracture cohort at mean of 20 months’ follow up

Variable*	Scapular stress fracture (n = 5)	Non-fracture (n = 35)	p value
Age, years	74.7 (59–91)	75 (60–84)	0.79
Male	1 (20)	8 (23)	1.0
Osteoporosis	4 (80)	6 (17)	0.01
ASES	51.4 ± 23.0 (23–75)	72.8 ± 20.2 (24–100)	0.028
SSV	52 ± 23.9 (30–80)	63.1 ± 17.9 (5–100)	0.22
WOOS	54.8 ± 20.5 (35–84)	30.9 ± 27.3 (0–94)	0.048
Pain scores	19.4 ± 23.4	32 ± 35.6	0.30

ASES American Shoulder and Elbow Surgeons Shoulder Score, SSV Subjective Shoulder Value, WOOS Western Ontario Osteoarthritis of the Shoulder index
*Continuous data are presented as the mean ± standard deviation (range) or as indicated and categorical data as number (%) or number

ISSN: 1749-799X