Table 1.

Baseline characteristics of the Synbone group and 3D-printed group

	Synbone group	3D-printed group	P value
Age	71.84 ± 4.81	71.00 ± 5.81	0.594
Gender			0.695
Male	7 (28%)	7 (33.3%)
Female	18 (72%)	14 (66.7%)
Proximal humerus involved			0.845
Yes	10 (40%)	9 (42.9%)
No	15 (60%)	12 (57.1%)
Fracture type (AO/OTA)			0.782
A	4 (8.7%)	3 (6.5%)
B	13 (28.3%)	13 (28.3%)
C	8 (17.4%)	5 (10.9%)
Follow-up months	18.48 ± 6.25	16.95 ± 5.12	0.367