Table 2.

Fracture characteristics of patients undergoing open reduction internal fixation (ORIF) or reverse shoulder arthroplasty (RSA)

	ORIF	RSA	P value
Complete Rotator cuff tear or rupture (%)	7(0.3%)	16(0.8%)	0.007
Primary osteoarthritis (%)	17(0.6%)	121(6.3%)	< 0.001
Osteoporosis (%)	238(9.0%)	264(13.7%)	< 0.001
Fracture type (%)			< 0.001
1-part fracture	95(3.6%)	29(1.5%)
2-part fracture	1,587(59.7%)	566(29.3%)
3-part fracture	651(24.5%)	273(14.1%)
4-part fracture	324(12.2%)	1,064(55.1%)