Table 1.

Demographics of proximal humerus fracture patients

Variable	Value	National estimate of patients	Fracture population (%)	95% confidence interval
Sex	Male	4828	64.19	62.62 to 65.77
	Female	2693	35.81	34.23 to 37.38
Age (yrs)	0 to 4	1034	13.75	12.50 to 15.01
	5 to 9	820	10.91	9.89 to 11.92
	10 to 14	2453	32.62	31.03 to 34.22
	15 to 20	3212	42.72	40.65 to 44.78
Hospital type	Children’s hospital	1036	13.77	11.57 to 15.97
	General hospital	6485	86.23	84.03 to 88.43
Insurance status	Medicaid	2142	28.49	26.76 to 30.21
	Private/self-pay/other	5378	71.51	69.79 to 73.24
Yr	2000	1909	25.39	23.23 to 27.55
	2003	1570	20.87	19.39 to 22.35
	2006	1493	19.85	18.33 to 21.36
	2009	1385	18.42	17.03 to 19.80
	2012	1164	15.48	13.94 to 17.01
Total		7520	100