The Feasibility of 3D Printing Technology on the Treatment of Pilon Fracture and Its Effect on Doctor-Patient Communication

Table 2

Comparison of clinical data between the two groups.

	Conventional group	3D printing group	or	value
Operation time (min)	90.2 ± 10.9	74.1 ± 8.2	8.021	<0.001
Blood loss volume (ml)	159.8 ± 26.5	117.1 ± 20.7	8.625	<0.001
Times of fluoroscopy	11.0 ± 2.9	7.6 ± 2.2	6.328	<0.001
Fracture union time (month)	5.3 ± 1.2	5.0 ± 1.1	1.013	0.314
Fracture reduction	—	—	4.305	0.116
Anatomic	36	41	4.232	0.040
Fair	8	3	2.227	0.136
Poor	4	1	0.715	0.398
Rate of anatomic reduction (%)	75%	91.1%	4.232	0.040

value for continuity-corrected chi-squared test.