Table 1.

Patient demographics

Demographic	ORIF	Hemiarthroplasty of the humeral head	Reverse total shoulder arthroplasty
Number of patients	18,392	7765	860
Age (years ± SD)	65 ± 18	73 ± 12	75 ± 11
Female	70%	79%	80%
Length of stay (days ± SD)	4.5 ± 5.2	4.8 ± 4.5	4.7 ± 4.3
Total comorbidities (average ± SD)	2.0 ± 1.7	2.3 ± 1.7	2.4 ± 1.6
In-hospital mortality	0.6%	0.5%	0.8%
Insurance
Medicare	54%	72%	78%
Medicaid	5.3%	2.9%	3.3%
Private	30%	19%	14%
Self-pay	3.5%	1.4%	1.1%
Other	7.1%	4.5%	3.6%
Race
Caucasian	82%	86%	87%
African American	3.7%	1.6%	1.4%
Hispanic	9.6%	8.5%	8.1%
Asian	2.4%	1.6%	1.6%
Other	2.6%	2.5%	1.6%

ORIF = open reduction and internal fixation.